PHARMACEUTICAL REFERENCE STANDARDS AND IMPURITES STANADARDS

BHAVANISH LIFESCIENCES

PHARMACEUTICAL REFERENCE STANDARDS AND IMPURITES STANADARDS

Characterization data will be providing Pharmaceutical Impurity standards and reference standards like Certificate of analysis (COA) /Infrared spectrum/ Mass spectrum/1H NMR spectrum /13C NMR spectrum/TGA report /HPLC chromatogram.

At Bhavanish Life sciences we specialize in the custom synthesis of complex organic compounds for use as reference standards /Nitroso impurities/Impurities by the bio-medical and pharmaceutical industries around the world.

Bhavanish Life sciences currently offer over 8,000 certified reference standards from stock and we add approximately 500 new standards yearly. Our product line includes Active Pharmaceutical Ingredients (API), drug impurities and metabolite standards, as well as their stable isotope labelled analogues and Nitroso impurities / amino acid/peptide drug standards.

Sr.No PROJECT PRODUCT NAME MONOGRAPH CHEMICAL NAME CAS Reg.No.
1 Abacavir sulfate Abacavir sulfate IH (1S,4R)-4-[2-(Amino-6-(cyclopropylamino)-9H-purin-9-yl)-2-cyclopentane-1-methanol 136470-78-5
2 Abacavir sulfate Abacavir Cyclopropyl Diamino Purine Impurity IH N6-Cyclopropyl-9H-purine-2,6-diamine 120503-69-7
3 Aceclofenac Aceclofenac EP [[[2-[(2,6-Dichlorophenyl)amino]phenyl]acetyl]oxy]acetic acid 89796-99-6
4 Aceclofenac Aceclofenac Impurity - A EP [2-[(2,6-dichlorophenyl)amino]phenyl]acetic acid(diclofenac) (Sodium salt) 15307-86-5 15307-79-6
5 Aceclofenac Aceclofenac Impurity - B EP methyl [2-[(2,6-dichlorophenyl)amino]phenyl]acetate (methyl ester of diclofenac) 15307-78-5
6 Aceclofenac Aceclofenac Impurity - C EP ethyl [2-[(2,6-dichlorophenyl)amino]phenyl]acetate (ethyl ester of diclofenac) 15307-77-4
7 Aceclofenac Aceclofenac Impurity - D EP methyl [[2-[(2,6-dichlorophenyl)amino]phenyl]acetyl]oxy]acetate (methyl ester of aceclofenac) 139272-65-5
8 Aceclofenac Aceclofenac Impurity - E EP ethyl [[2-[(2,6-dichlorophenyl)amino]phenyl]acetyl]oxy]acetate (ethyl ester of aceclofenac) 139272-67-6
9 Aceclofenac Aceclofenac Impurity - F EP benzyl [[2-[(2,6-dichlorophenyl)amino]phenyl]acetyl]oxy]acetate (benzyl ester of aceclofenac) 100499-89-6
10 Aceclofenac Aceclofenac Impurity - G EP [[[[[2-[(2,6-dichlorophenyl)amino]phenyl]acetyl]oxy]acetyl]oxy]acetic acid (acetic aceclofenac) 1215709-75-3
11 Aceclofenac Aceclofenac Impurity - H EP [[[[[2-[(2,6-dichlorophenyl)amino]phenyl]acetyl]oxy]acetyl]oxy]acetyl]oxy]acetic acid (diacetic aceclofenac) 1216495-92-9
12 Aceclofenac Aceclofenac Impurity - I EP 1-(2,6-dichlorophenyl)-1,3-dihydro-2H-indol-2-one 15362-40-0
13 Acemetacin Acemetacin EP [[[1-(4-Chlorobenzoyl)-5-methoxy-2-methyl-1H-indol-3-yl]acetyl]oxy]acetic acid 53164-05-9
14 Acemetacin Acemetacin Impurity - A EP 4-chlorobenzoic acid 74-11-3
15 Acemetacin Acemetacin Impurity - B EP [1-(4-chlorobenzoyl)-5-methoxy-2-methylindol-3-yl]acetic acid(indomethacin) 53-86-1
16 Acesulfame Potassium Acesulfame Potassium EP Potassium 6-methyl-1,2,3-oxathiazin-4-olate 2,2-dioxide 55589-62-3
17 Acesulfame Potassium Acesulfame Impurity - A EP 3-oxobutanamide (acetylacetamide) 5977-14-0
18 Acesulfame Potassium Acesulfame Impurity - B EP 5-chloro-6-methyl-1,2,3-oxathiazin-4(3H)-one 2,2-dioxide 72827-08-8
19 Acetazolamide Acetazolamide EP N-(5-sulphamoyl-1,3,4-thiadiazol-2-yl) acetamide 59-66-5
20 Acetazolamide Acetazolamide Impurity - A EP N-(5-chloro-1,3,4-thiadiazol-2-yl) acetamide 60320-32-3
21 Acetazolamide Acetazolamide Impurity - B EP N-(1,3,4-thiadiazol-2-yl)acetamide 5393-55-5
22 Acetazolamide Acetazolamide Impurity - C EP N-(5-sulphanyl-1,3,4-thiadiazol-2-yl)acetamide 32873-56-6
23 Acetazolamide Acetazolamide Impurity - D EP 5-amino-1,3,4-thiadiazole-2-sulphonamide 14949-00-9
24 Acetazolamide Acetazolamide Impurity - E EP 5-acetamido-1,3,4-thiadiazole-2-sulphonic acid 827026-60-8
25 Acetazolamide Acetazolamide Impurity - F EP N-[5-[(5-acetamido-1,3,4-thiadiazol-2-yl)-sulphonyl]sulphamoyl-1,3,4-thiadiazol-2-yl]acetamide 80495-47-2
26 Acetazolamide Acetazolamide Impurity - G EP 5-amino-1,3,4-thiadiazole-2-thiol 2349-67-9
27 Acetazolamide Acetazolamide Related Compound D USP 5-amino-1,3,4-thiadiazole-2-sulphonamide 14949-00-9
28 Acetazolamide Acetazolamide Related Compound E USP 5-Acetamido-1,3,4-thiadiazole-2-sulfonic acid potassium salt Base is 827026-60-8
29 Aciclovir Aciclovir EP 2-amino-9-[(2-hydroxyethoxy)methyl]-1,9-dihydro-6H-purin-6-one 59277-89-3
30 Aciclovir Aciclovir Impurity - A EP 2-[(2-amino-6-oxo-1,6-dihydro-9H-purin-9-yl)methoxy]ethyl acetate 102728-64-3
31 Aciclovir Aciclovir Impurity - B EP 2-amino-1,7-dihydro-6H-purin-6-one (guanine) 73-40-5
32 Aciclovir Aciclovir Impurity - D EP 2-[(2-amino-6-oxo-1,6-dihydro-9H-purin-9-yl)methoxy] ethyl benzoate 59277-91-7
33 Aciclovir Aciclovir Impurity - G EP 2-{[2-(acetylamino)-6-oxo-1,6-dihydro-9H-purin-9-yl]methoxy}ethyl acetate 75128-73-3
34 Aciclovir Aciclovir Impurity F EP N-[9-[(2-hydroxyethoxy)methyl]-6-oxo-6,9-dihydro-1H -purin-2-yl]acetamide 110104-37-5
35 Aciclovir Aciclovir Impurity-L EP N-(9-acetyl-6-oxo-6,9-dihydro-1H -purin-2-yl)acetamide 3056-33-5
36 Aciclovir Aciclovir Impurity P EP 2-amino-9-(2-hydroxyethyl)-1,9-dihydro-6H -purin-6-one 23169-33-7
37 Aciclovir Aciclovir Related Compound - A USP 2-[(2-amino-6-oxo-1,6-dihydro-9H-purin-9-yl)methoxy]ethyl acetate 102728-64-3
38 Aciclovir Aciclovir Related Compound - G USP 2-{[2-(acetylamino)-6-oxo-1,6-dihydro-9H-purin-9-yl]methoxy}ethyl acetate 75128-73-3
39 Agomelatine Agomelatine IH N-[2-(7-methoxy-naphthalen-1-yl)ethyl]acetamide 138112-76-2
40 Agomelatine Agomelatine Impurity IH N-[2-(3,4-Dihydro-7-methoxy-1-naphthyl)ethyl]acetamide 1352139-51-5
41 Agomelatine Agomelatine Desacety impurity IH 2-(7-methoxynaphthalen-1-yl)ethanamine hydrochloride 139525-77-2
42 Agomelatine Agomelatine impurity IH N-[2-(7-hydroxynaphthalen-1-yl)ethyl]acetamide 152302-45-9
43 Albendazole Albendazole EP Methyl [5-(propylsulphanyl)-1H-benzimidazol-2-yl] carbamate 54965-21-8
44 Albendazole Albendazole Impurity - A EP 5-(propylsulphanyl)-1H-benzimidazol-2-amine 80983-36-4
45 Albendazole Albendazole Impurity - B EP Methyl [5-(propylsulfinyl)-1H-benzimidazol-2-yl]carbamate 54029-12-8
46 Albendazole Albendazole Impurity - C EP Methyl [5-(propylsulphonyl)-1H-benzimidazol-2-yl] carbamate (Sulfone) 75184-71-3
47 Albendazole Albendazole Impurity - D EP 5-(propylsulphonyl)-1Hbenzimidazol-2-amine (Desmethoxy carbonyl Albendazole sulfone) 80983-34-2
48 Albendazole Albendazole Impurity - E EP Methyl (1H-benzimidazol-2-yl)carbamate 10605-21-7
49 Alendronate Sodium Alendronate Sodium EP (4-amino-1-hydroxybutylidene)bisphosphonic acid monosodium salt 121268-17-5
50 Alendronate Sodium Alendronate Sodium Impurity - A EP 4-aminobutanoic acid 56-12-2
51 Alfuzosin Hydrochloride Alfuzosin Hydrochloride EP (2RS)-N-{3-[(4-Amino-6,7-dimethoxyquinazolin-2-yl)methylamino]propyl}tetrahydrofuran-2-carboxamide hydrochloride 81403-68-1
52 Alfuzosin Hydrochloride Alfuzosin Impurity - A EP N-{3-[(4-amino-6,7-dimethoxyquinazolin-2-yl)methyl amino]propyl}furan-2-carboxamide 98902-29-5 (HCl Salt) 98902-36-4
53 Alfuzosin Hydrochloride Alfuzosin Impurity - B EP 2-chloro-6,7-dimethoxyquinazolin-4-amine 23680-84-4
54 Alfuzosin Hydrochloride Alfuzosin Impurity-C EP (2RS)-N-{3-[(4-amino-6,7-dimethoxyquinazolin-2-yl)amino]propyl}-N- methyltetrahydrofuran-2-carboxamide 72104-34-8
55 Alfuzosin Hydrochloride Alfuzosin Impurity - D EP N-(4-amino-6,7-dimethoxyquinazolin-2-yl)-N- methylpropane-1,3-diamine 76362-29-3
56 Alfuzosin Hydrochloride Alfuzosin Related compound-D USP N-(4-amino-6,7-dimethoxyquinazolin-2-yl)-N- methylpropane-1,3-diamine 76362-29-3
57 Alogliptin Alogliptin Dimer impurity IH 2,2'-{(6-chloro-2,4-dioxypyrimidine-1,3(2H ,4H )-diyl)bis(methylene)}dibenzonitrile 1618644-29-3
58 Ambroxol Hydrochloride Ambroxol Hydrochloride EP trans-4-[(2-Amino-3,5-dibromobenzyl)amino]cyclohexanol hydrochloride 23828-92-4
59 Ambroxol Hydrochloride Ambroxol Impurity - A EP (2-amino-3,5-dibromophenyl) methanol 50739-76-9
60 Ambroxol Hydrochloride Ambroxol Impurity - B EP trans-4-(6,8-dibromo-1,4-dihydroquinazolin-3(2H)-yl)cyclohexanol 18683-95-9(free base) 15942-08-2
61 Ambroxol Hydrochloride Ambroxol Impurity - C EP trans-4-[(E)-2-amino-3,5-dibromo benzyliden)amino]cyclohexanol 50910-53-7
62 Ambroxol Hydrochloride Ambroxol Impurity - D EP cis-4-[(2-amino-3,5-dibromobenzyl)amino]cyclohexanol (Cis-Isomer) 107814-37-9
63 Ambroxol Hydrochloride Ambroxol Impurity - E EP 2-amino-3,5-dibromobenzaldehyde 50910-55-9
64 Amiodarone Hydrochloride Amiodarone Hydrochloride EP (2-Butylbenzofuran-3-yl)[4-[2-(diethylamino) ethoxy]-3,5-diiodophenyl]methanone hydrochloride 19774-82-4
65 Amiodarone Hydrochloride Amiodarone Impurity - A EP (2-butylbenzofuran-3-yl)[4-[2-(diethyl amino)ethoxy]phenyl]methanone 23551-25-9
66 Amiodarone Hydrochloride Amiodarone Impurity - B EP (2-butylbenzofuran-3-yl)[4-[2-(ethylamino)ethoxy]-3,5-diiodophenyl] methanone 96027-74-6
67 Amiodarone Hydrochloride Amiodarone Impurity - C EP (2-butylbenzofuran-3-yl)[4-[2- (diethyl amino)ethoxy]-3-iodophenyl] methanone 85642-08-6 (HCl Salt)
68 Amiodarone Hydrochloride Amiodarone Impurity - D EP (2-butylbenzofuran-3-yl)(4-hydroxy-3,5-diiodophenyl)methanone 1951-26-4
69 Amiodarone Hydrochloride Amiodarone Impurity - E EP (2-butylbenzofuran-3-yl)(4-hydroxyphenyl) methanone 52490-15-0
70 Amiodarone Hydrochloride Amiodarone Impurity - F EP (2-butylbenzofuran-3-yl)(4-hydroxy-3-iodo phenyl)methanone 147030-50-0
71 Amiodarone Hydrochloride Amiodarone Impurity - H EP 2-chloro-N,N-diethylethanamine 869-24-9(HCl Salt) 100-35-6(Free base)
72 Amiodarone Hydrochloride Amiodarone Related Compound - D USP (2-butylbenzofuran-3-yl)(4-hydroxy-3,5-diiodophenyl)methanone 1951-26-4
73 Amiodarone Hydrochloride Amiodarone Related Compound - E USP (2-butylbenzofuran-3-yl)(4-hydroxyphenyl) methanone 52490-15-0
74 Amiodarone Hydrochloride Amiodarone Related Compound - H USP 2-chloro-N,N-diethylethanamine HCl 869-24-9
75 Amiodarone Hydrochloride Amiodarone methoxy Impurity IH 2-n-butyl-3-(4-methoxy benzoyl) benzofuran 83790-87-8
76 Amiodarone Hydrochloride Amiodarone Impurity IH 2-n-butylbenzofuran 4265-27-4
77 Amisulpride Amisulpride EP 4-Amino-N-[[(2RS)-1-ethylpyrrolidin-2-yl]methyl]-5-(ethylsulfonyl)-2- methoxybenzamide 71675-85-9
78 Amisulpride Amisulpride Impurity - A EP [(2RS)-1-ethylpyrrolidin-2-yl] methanamine 26116-12-1
79 Amisulpride Amisulpride Impurity - B EP (4-amino-N-[[(2RS)-1-ethyl pyrrolidin-2-yl] methyl]-5-(ethylsulfonyl)-2-hydroxybenzamide 148516-54-5
80 Amlodipine Besilate Amlodipine Besilate EP 3-Ethyl 5-methyl (4RS)-2-[(2-aminoethoxy)methyl]-4-(2-chlorophenyl)-6-methyl-1,4-dihydropyridine-3,5-dicarboxylatebenzenesulphonate 111470-99-6
81 Amlodipine Besilate Amlodipine Impurity - A EP 3-ethyl 5-methyl (4RS)-4-(2-chlorophenyl)-2-[[2-(1,3-dioxo-1,3-dihydro-2H- isoindol-2-yl)ethoxy]methyl]-6-methyl-1,4-dihydropyridine-3,5-dicarboxylate 88150-62-3
82 Amlodipine Besilate Amlodipine Impurity - B EP 3-ethyl 5-methyl (4RS)-4-(2-chlorophenyl)-6-methyl-2[[2-[[2-(methylcarbamoyl)benzoyl]amino] ethoxy]methyl]- 1,4-dihydropyridine-3,5- dicarboxylate, 721958-72-1
83 Amlodipine Besilate Amlodipine Impurity - C EP ethyl methyl (4RS)-2-6-bis[(2-aminoethoxy)methyl]-4-(2-chlorophenyl)-1,4-dihydropyridine-3,5-dicarboxylate 721958-74-3
84 Amlodipine Besilate Amlodipine Impurity - D EP 3-ethyl 5-methyl 2-[(2-aminoethoxy)methyl]-4-(2-chlorophenyl)-6-methylpyridine-3,5-dicarboxylate 113994-41-5
85 Amlodipine Besilate Amlodipine Impurity - E EP diethyl (4RS)-2-[(2-aminoethoxy)methyl]-4-(2- chlorophenyl)-6-methyl-1,4-dihydropyridine-3,5-dicarboxylate 140171-65-9
86 Amlodipine Besilate Amlodipine Impurity - F EP dimethyl (4RS)-2-[(2-aminoethoxy)methyl]-4-(2- chlorophenyl)-6-methyl-1,4-dihydropyridine-3,5-dicarboxylate 140171-66-0
87 Amlodipine Besilate Amlodipine Impurity - G EP dimethyl 4-(2-chlorophenyl)-2,6-dimethyl-1,4-dihydropyridine-3,5-dicarboxylate, 43067-01-2
88 Amlodipine Besilate Amlodipine Impurity - H EP 2-[[2-[(4RS)-4-(2-chlorophenyl)-3-(ethoxycarbonyl)-5-(methoxycarbonyl)-6- methyl-1,4-dihydropyridin-2-yl]methoxy]ethyl]carbamoyl]benzoic acid, 318465-73-5
89 Amlodipine Besilate Amlodipine Related Compound - A USP (3-Ethyl 5-methyl [2-(2-aminoethoxymethyl)-4-(2-chlorophenyl)-6-methyl-3,5-pyridinedicarboxylate fumarate) 113994-41-5(base) 1216406-90-4 (Oxalate salt)
90 Amlodipine Besilate Amlodipine Related Compound - C USP dimethyl 4-(2-chlorophenyl)-2,6-dimethyl-1,4-dihydropyridine-3,5-dicarboxylate 43067-01-2
91 Amlodipine Besilate Amlodipine Related Compound - D USP (3-Ethyl 5-methyl-4-(2-chlorophenyl)-2-[2-(1,3-dioxoisoindolin-2-yl)ethoxy]ethyl-6-methyl-1,4-dihydropyridine-3,5-dicarboxylate) 88150-62-3
92 Amlodipine Besilate Amlodipine Di acid impurity IH 2-[2-aminoethoxy]methyl-4-(2-chlorophenyl)-6-methyl-1,4-dihydropyridine-3,5-dicarboxylate acid 1821498-25-2
93 Amlodipine Besilate Amlodipine Impurity-20 IH Diethyl-4-(2-chlorophenyl)-2,6-dimethyl-1,4-dihydropyridine-3,5-dicarboxylate 34148-67-9
94 Amlodipine Besilate Amlodipine Deschloro impurity IH 3-Ethyl 5-methyl-2-[2-Aminoethoxy]methyl-6-methyl-4-phenyl-1,4-dihydropyridine-3,5-dicarboxylate 88150-62-1(free base) 103069-33-6(HCl Salt)
95 Amlodipine Besilate Amlodipine impurity IH Ethyl-4-(2,1,3-dioxo-1,3-dihydro-2H-isoindol-2-yl)ethoxy]-3-oxobutanoate 88150-75-8
96 Amlodipine Besilate Amlodipine Impurity - A IH 3-ethyl 5-methyl-2-[2-aminoethoxy]methyl-4-(2-chlorophenyl)-6-methylpyridine-3,5-dicarboxylate 113964-41-5(base) 121640-60-4 (Oxalate salt)
97 Amoxicillin Trihydrate Amoxicillin Trihydrate EP (2S,5R,6R)-6-[[(2R)-2-amino-2-(4-hydroxyphenyl)acetyl]amino]-3,3-dimethyl-7-oxo-4-thia-1-azabicyclo[3.2.0]heptane-2-carboxylic acid trihydrate 61336-70-7
98 Amoxicillin Trihydrate Amoxicillin Impurity - A EP (2S,5R,6R)-6-amino-3,3-dimethyl-7-oxo-4-thia-1-azabicyclo[3.2.0]heptane-2-carboxylic acid (6-aminopenicillanic acid) 551-16-6
99 Amoxicillin Trihydrate Amoxicillin Impurity - B EP (2S,5R,6R)-6-[[(2S)-2-amino-2-(4-hydroxyphenyl)acetyl]amino]-3,3-dimethyl-7-oxo-4-thia-1-azabicyclo[3.2.0]heptane-2-carboxylic acid (L-amoxicillin) 26889-93-0
100 Amoxicillin Trihydrate Amoxicillin Impurity - C EP (4S)-2-[5-(4-hydroxyphenyl)-3,6-dioxopiperazin-2-yl]-5,5-dimethylthiazolidine-4-carboxylic acid (amoxicillin diketopiperazines) 94659-47-9
101 Amoxicillin Trihydrate Amoxicillin Impurity - D EP (4S)-2-[[(2R)-2-amino-2-(4-hydroxyphenyl)acetyl]amino-carboxymethyl]-5,5-dimethylthiazolidine-4-carboxylic acid (penicillic acids of amoxicillin) 68728-47-2 (Sod salt) 42947-63-7 (Free base)
102 Amoxicillin Trihydrate Amoxicillin Impurity - E EP (2S,4S)-2-[[(2R)-2-amino-2-(4-hydroxyphenyl)acetyl]amino-methyl]-5,5-dimethylthiazolidine-4-carboxylic acid (penicillic acids of amoxicillin) 57414-05-8(base) 1356020-01-3 (Formate Salt)
103 Amoxicillin Trihydrate Amoxicillin Impurity - F EP 3-(4-hydroxyphenyl)pyrazin-2-ol 126247-63-0
104 Amoxicillin Trihydrate Amoxicillin Impurity - H EP (2R)-2-[2,2-dimethylpropanoyl]amino]-2-(4-hydroxyphenyl)acetic acid 208828-86-4
105 Amoxicillin Trihydrate Amoxicillin Impurity - I EP (2R)-2-amino-2-(4-hydroxyphenyl)acetic acid 22818-40-2
106 Amoxicillin Trihydrate Amoxicillin Related Compound - A USP (2S,5R,6R)-6-amino-3,3-dimethyl-7-oxo-4-thia-1-azabicyclo[3.2.0]heptane-2-carboxylic acid (6-aminopenicillanic acid) 551-16-6
107 Amoxicillin Trihydrate Amoxicillin Related Compound - B USP (2S,5R,6R)-6-[[(2S)-2-amino-2-(4-hydroxyphenyl)acetyl]amino]-3,3-dimethyl-7-oxo-4-thia-1-azabicyclo[3.2.0]heptane-2-carboxylic acid (L-amoxicillin) 26889-93-0
108 Amoxicillin Trihydrate Amoxicillin Related Compound - C USP (4S)-2-[5-(4-hydroxyphenyl)-3,6-dioxopiperazin-2-yl]-5,5-dimethylthiazolidine-4-carboxylic acid (amoxicillin diketopiperazines) 94659-47-9
109 Amoxicillin Trihydrate Amoxicillin Related Compound - D USP (4S)-2-[[(2R)-2-amino-2-(4-hydroxyphenyl)acetyl]amino-carboxymethyl]-5,5-dimethylthiazolidine-4-carboxylic acid monosodium salt (penicillic acids of amoxicillin) 68728-47-2 (Sod salt) 42947-63-7 (Free base)
110 Amoxicillin Trihydrate Amoxicillin Related Compound - F USP 3-(4-hydroxyphenyl)pyrazin-2-ol 126247-63-0
111 Amoxicillin Trihydrate Amoxicillin Related Compound - H USP (2R)-2-(4-hydroxyphenyl)-2-pivalamidoacetic acid 208828-86-4
112 Amoxicillin Trihydrate Amoxicillin Related Compound - I USP (2R)-2-amino-2-(4-hydroxyphenyl)acetic acid 22818-40-2
113 Amoxicillin Trihydrate Amoxicillin Methyl Ester Impurity IH Methyl (2R)-amino-(4-hydroxyphenyl)ethanoate 37763-23-8
114 Aripiprazole Aripiprazole EP 7-(4-[4-(2,3-Dichlorophenyl)piperazin-1-yl]butoxy)-3,4-dihydroquinolin-2(1H)-one 129722-12-9
115 Aripiprazole Aripiprazole Impurity - A EP 7-(4-[(4,3-Dichlorophenyl)-2(1H)-one (Quinoline Impurity) 22246-18-0
116 Aripiprazole Aripiprazole Impurity - B EP 1-(2,3-dichlorophenyl) piperazine Hydrochloride 119532-26-2(HCl salt) 41202-77-1 (Base)
117 Aripiprazole Aripiprazole Impurity - C EP 7-[4-[4-(2-Chlorophenyl)-1-piperazinyl]butoxy]-3,4-dihydro-2(1H)-quinolinone 203395-81-7
118 Aripiprazole Aripiprazole Impurity - D EP 7-[4-[4-(3-Chlorophenyl)-1-piperazinyl]butoxy]-3,4-dihydro-2(1H)-quinolinone 203395-82-8
119 Aripiprazole Aripiprazole Impurity - E EP 7-[4-[4-(2,3-dichlorophenyl)-1-piperazinyl] butoxy]-2(1H)-quinolinone 129722-24-4 (Free Base) 1006531-60-9 (HCl Salt)
120 Aripiprazole Aripiprazole Impurity - F EP 7-[4-[4-(2,3-Dichlorophenyl)-1-piperazinyl] butoxy]-3,4-dihydro-2(1H)-quinoline-N-oxide (N-Oxide Impurity) 573691-09-5
121 Aripiprazole Aripiprazole Impurity-D (2-deschloro impurity) IH 7-[4-(4-(3-Chlorophenyl)-1-piperazinyl)butoxy]-3,4-dihydro-2(1H)-quinolinone 203395-82-8
122 Aripiprazole Aripiprazole Impurity-C (3-deschloro impurity) IH 7-[4-(4-(2-Chlorophenyl)-1-piperazinyl)butoxy]-3,4-dihydro-2(1H)-quinolinone 203395-81-7
123 Aripiprazole aripiprazole Impurity - G EP Aripiprazole Dimer 1797986-18-5
124 Aripiprazole Aripiprazole Related Compound B USP 7-(4-Hydroxybutoxy)-3,4-dihydroquinolin-2(1H)-one 889443-20-3
125 Aripiprazole Aripiprazole Related Compound C USP 1-(2,3-dichlorophenyl) piperazine Hydrochloride 119532-26-2
126 Aripiprazole Aripiprazole Related Compound F USP 4-(2,3-Dichlorophenyl)-1-[4-(2-oxo-1,2,3,4-tetrahydroquinolin-7-yloxy)butyl]piperazine 1-oxide 573691-09-5
127 Aripiprazole Aripiprazole Related Compound G USP 7-[4-[4-(2,3-dichlorophenyl)-1-piperazinyl] butoxy]-2(1H)-quinolinone 129722-25-4 (Free Base) 1008531-60-9 (HCl Salt)
128 Aripiprazole Aripiprazole Related Compound H USP 7-[4-[4-[4-(2,3-dichlorophenyl)piperazin-1-yl]butoxy]butoxy]-3,4-dihydroquinolin-2(1H)-one 1796928-63-6
129 Aripiprazole Aripiprazole BBDQ Impurity IH 7-(4-bromobutoxy)-3,4-dihydroquinilin-2-one 129722-34-5
130 Aripiprazole Aripiprazole Impurity-3 IH 3,4-Di hydroxy-7-methoxy-quinazolin-2(1H)-one 22246-17-9
131 Aripiprazole Aripiprazole Impurity-4 IH Diquinoline Butane Diol Imp 882880-12-8
132 Aripiprazole Aripiprazole Impurity-6 IH 7-(4-Chlorobutoxy)-3,4-dihydroquinolin-2(1H)-one (chyloro butoxy quinoline impurity) 120004-79-7
133 Aripiprazole Aripiprazole Impurity - B IH Aripiprazole hydoxy butyl impurity 870765-38-1 (Free Base) 1797132-04-7
134 Aspartame Aspartame EP (3S)-3-Amino-4-[[(2S)-1-methoxy-1-oxo-3-phenylpropan-2-yl]amino]-4-oxobutanoic acid (methyl α-L-aspartyl-L- 22839-47-0
135 Aspartame Aspartame Impurity - A EP 2-[(2S,5S)-5-Benzyl-3,6-dioxopiperazin-2-yl]acetic acid 5262-10-2
136 Aspartame Aspartame Impurity - B EP (3S)-3-amino-4-[[(1S)-1-carboxy-2-phenylethyl]amino]-4-oxobutanoic acid (α-L-aspartyl-L-phenylalanine) 13433-09-5
137 Aspartame Aspartame Impurity - C EP (2S)-2-amino-3-phenylpropanoic acid (L-phenylalanine) 63-91-2
138 Aspartame Aspartame Related Compound - A USP (2S,5S)-5-Benzyl-3,6-dioxopiperazin-2-yl]acetic acid 5262-10-2
139 Aspirin Aspirin EP 2-(Acetyloxy)benzoic acid 50-78-2
140 Aspirin Aspirin Impurity - A EP 4-hydroxybenzoic acid 99-96-7
141 Aspirin Aspirin Impurity - B EP 4-hydroxybenzene-1,3-dicarboxylic acid (4-hydroxyisophthalic acid) 636-46-4
142 Aspirin Aspirin Impurity - C EP 2-hydroxybenzencarboxylic acid (salicylic acid) 69-72-7
143 Aspirin Aspirin Impurity - D EP 2-[(2-(acetyloxy)benzoyl)oxy]benzoic acid (acetylsalicylsalicylic acid) 530-75-6
144 Aspirin Aspirin Impurity - E EP 2-[(2-hydroxybenzoyl)oxy]benzoic acid (salisalate, salicylsalicylic acid) 552-94-3
145 Aspirin Aspirin Impurity - F EP 2-(acetyloxy)benzoic anhydride (acetylsalicylic anhydride) 1466-82-6
146 Atenolol Atenolol EP 2-[4-[(2RS)-2-hydroxy-3-[(1-methylethyl) amino]propoxy]phenyl]acetamide 29122-68-7
147 Atenolol Atenolol Impurity - A EP 2-(4-hydroxyphenyl)acetamide 17194-82-0
148 Atenolol Atenolol Impurity - B EP 2-[4-[(2RS)-2,3-dihydroxy propoxy] phenyl] acetamide 61698-76-8
149 Atenolol Atenolol Impurity - D EP 2-[4-[(2RS)-3-chloro-2-hydroxy propoxy] phenyl]acetamide 115538-83-5
150 Atenolol Atenolol Impurity - E EP 2,2'-[(2-hydroxypropane-1,3-diyl)bis(oxy-4,1-phenylene)]diacetamide 141650-31-9
151 Atenolol Atenolol Impurity - F EP 2,2'-[(1-methylethyl)imino]bis[(2-hydroxypropane-3,1-diyl)oxy-4,1- phenylene]diacetamide 87619-83-8
152 Atenolol Atenolol Impurity - G EP 2-[4-[(2RS)-2-hydroxy-3-[(1-methyl ethyl)amino]propoxy]phenyl]acetic acid 56392-14-4 (Sod salt)
153 Atenolol Atenolol Impurity - H EP 2-[4-[(2RS)-2-hydroxy-3-[(1-methylethyl) amino]propoxy]phenyl]acetonitrile 29277-73-4
154 Atenolol Atenolol Impurity - I EP 2-[4-[(2RS)-3-(ethylamino)-2-hydroxy propoxy]-phenyl]acetamide 1797116-92-7
155 Atenolol Atenolol Impurity - C IH 2-[4-[[(2RS)-oxiran-2-yl]methoxy] phenyl] acetamide 29122-69-8
156 Atorvastatin Atorvastatin EP (3R,5R)-7-[2-(4-fluorophenyl)-5-(1-methylethyl)-3-phenyl-4-(phenylcarbamoyl)-1H-pyrrol-1-yl]-3,5-dihydroxyheptanoic acid trihydrate 134523-00-5
157 Atorvastatin Atorvastatin Impurity - H EP (4R,6R)-Cr2-(2-(4-fluorophenyl)-5-(1-methylethyl)-3-phenyl-4-(phenylcarbamoyl)-1H-pyrrol-1-yl)ethyl]-4-hydroxytetrahydro-2H-pyran-2-one 125995-03-1
158 Atorvastatin Atorvastatin Related Compound H USP 5-[4-Fluorophenyl)-1,2-[(2R,4R)-4-hydroxy-6-oxotetrahydro-2H-pyran-2-yl]ethyl]-2-isopropyl-N,4-diphenyl-1H-pyrrole-3 carboxamide 125995-03-1
159 Atorvastatin Atorvastatin Impurity IH (3R,5R)-7-[2-(4-fluorophenyl)-5-isopropyl-3-phenyl-4-(phenylcarbamoyl)pyrrol-1-yl]-3,5-dihydroxyheptanoic acid tert butylester 134395-00-9
160 Atorvastatin Atorvastatin Impurity IH (5R)-6-cyano-5-hydroxy-3-oxo-hexanoic acid tert butyl ester 125988-01-4
161 Atorvastatin Atorvastatin Impurity IH (4R,cis)-1,1-Dimethylethyl-6-Aminoethyl-2,2-dimethyl-1,3-dioxane-4-acetate 125995-13-3
162 Atorvastatin Atorvastatin methyl ester impurity IH (3R,5R)-7-[3-(Phenylcarbamoyl)-5-(4-fluorophenyl)-2-isopropyl-4-phenyl-1H-pyrrol-1-yl]-3,5-dihydroxyheptanoic acid 345891-62-5
163 Atorvastatin Atorvastatin impurity IH N-Phenyl isobutyrylacetamide 124401-38-3
164 Atracurium Besilate Atracurium Besilate EP 2,2'-[pentane-1,5-diylbis[oxy-(3-oxopropane-1,3- diyl)]]bis[1-(3,4-dimethoxybenzyl)-6,7-dimethoxy-2-methyl-1,2,3,4-tetrahydroisoquinolinium] dibenzenesulfonate 64228-81-5
165 Atracurium Besilate Atracurium Impurity - J EP methyl benzenesulphonate 80-18-2
166 Anagrelide Anagrelide USP 6,7-Dichloro-1,5-dihydroimidazo[2,1-b]quinazolin-2(3H)-one 58579-51-4
167 Anagrelide Anagrelide Related Compound - A USP Ethyl-2-(6-amino-2,3-dichlorobenzylamino)acetate 85325-12-8
168 Anagrelide Anagrelide Related Compound - C USP Ethyl 2-(5,6-dichloro-2-imino-1,2-dihydroquinazolin-3(4H)-yl)acetate hydrobromide 70381-75-8
169 Anagrelide Anagrelide KSM IH Ethyl[(2,3-dichloro-6-nitrobenzyl)amino]acetate hydrochloride 70380-50-6 85325-11-7
170 Bendroflumethiazide Bendroflumethiazide EP (3RS)-3-Benzyl-6-(trifluoromethyl)-3,4-dihydro-2H-1,2,4-benzothiadiazine-7-sulphonamide 1,1-dioxide 73-48-3
171 Bendroflumethiazide Bendroflumethiazide Impurity - A EP 4-amino-6-(trifluoromethyl)benzene-1,3-disulfonamide 654-62-6
172 Benzothiadiazine Benzothiadiazine IH 6-Chloro-1,1-dioxo-3-(phenylmethylsulfonylmethyl)-4H-benzo[e][1,2,4]thiadiazine-7-sulfonamide NA
173 Benzothiadiazine Benzothiadiazine Related Compound - A USP 4-Amino-6-chloro-1,3-benzene disulfonamide 121-30-2
174 Betahistine Dihydrochloride Betahistine Dihydrochloride EP N-Methyl-2-(pyridin-2-yl)ethanamine dihydrochloride 5579-84-0
175 Betahistine Dihydrochloride Betahistine Impurity - A EP 2-ethenylpyridine (2-vinylpyridine) 100-69-6
176 Betahistine Dihydrochloride Betahistine Impurity - B EP 2-(pyridin-2-yl)ethanol 103-74-2
177 Betahistine Dihydrochloride Betahistine Impurity - C EP N-methyl-2-(pyridin-2-yl)-N-[2-(pyridin-2-yl)ethyl]ethanamine 5452-87-9
178 Bisoprolol Fumarate Bisoprolol Fumarate EP (2RS)-1-[4-[[2-(1-Methylethoxy)ethoxy]methyl]phenoxy]-3-[(1-methylethyl)amino]propan-2-ol fumarate 104344-23-2
179 Bisoprolol Fumarate Bisoprolol Impurity - A EP (2RS)-1-(4-hydroxymethyl-phenoxy)-3-isopropylaminopropan-2-ol 62572-93-4
180 Bisoprolol Fumarate Bisoprolol Impurity - B EP (2RS)-1-isopropylarnino-3-(4-(2-propoxy-ethoxymethyl)phenoxy)propan-2-ol 1447715-44-7
181 Bisoprolol Fumarate Bisoprolol Impurity - G EP (2RS)-1-(4-[[(2-isopropoxyethoxy)methoxy]methyl]phenoxy)-3-isopropylaminopropan-2-ol 1215342-36-1
182 Bisoprolol Fumarate Bisoprolol Impurity - K EP 2-isopropoxyethyl 4-[[(2RS)-2-hydroxy-3-(isopropylamino) propyl]oxy]benzyl ether 864544-37-6
183 Bisoprolol Fumarate Bisoprolol Impurity - L EP 4-[[(2RS)-2-hydroxy-3-(isopropylamino) propyl]oxy]-benzaldehyde 29122-74-5(HCl salt)
184 Bisoprolol Fumarate Bisoprolol Impurity - M EP 4-[(2-Isopropoxyethoxy)methyl]phenol 177034-57-0
185 Bisoprolol Fumarate Bisoprolol Impurity - N EP (2RS)-1-(4-[(2-ethoxyethoxy)methyl]phenoxy)-3-isopropyl aminopropan-2-ol 1346601-75-9
186 Bisoprolol Fumarate Bisoprolol Impurity - Q EP (2RS)-1-(isopropylamino)-3-[4-(2-methoxyethoxy) methyl) phenoxypropan-2-ol 1346604-00-9 (Fumarate salt)
187 Bisoprolol Fumarate Bisoprolol Impurity - R EP (2RS)-1-(isopropylamino)-3-(4-methylphenoxy) propan-2-ol 5790-46-5
188 Bisoprolol Fumarate Bisoprolol Impurity - S EP 4-hydroxybenzaldehyde 123-08-0
189 Bisoprolol Fumarate Bisoprolol Impurity - T EP 4-[(3-isopropyl-2-oxo-1,3-oxazolidin-5-yl)methoxy]-benzaldehyde 1173203-26-3
190 Bisoprolol Fumarate Bisoprolol Impurity - U EP 5-[[4-(hydroxymethylphenoxy)methyl]-3-isopropyl-1,3-oxazolidin-2-one 1071765-44-0
191 Bisoprolol Fumarate Bisoprolol Benzyl Alcohol IH 4-(2-hydroxy-3-[(propan-2-yl)amino]propoxy)benzoic acid NA
192 Brimonidine Brimonidine IH 5-bromo-N-(4,5-dihydro-1H-imidazol-2-yl)quinoxalin-6-amine 59803-98-4
193 Brimonidine Brimonidine Impurity - A (Impurity -II) IH N-(4,5-dihydro-1H-imidazol-2-yl)quinoxalin-6-amine 91147-43-2
194 Bronoprol Bronoprol IH 2-Bromo-2-nitro-1,3-propanediol 52-51-7
195 Bronoprol Bronoprol Impurity IH 2-methyl-2-nitropropane-1,3-diol 77-49-6
196 Candesartan Cilexetil Candesartan Cilexetil EP (1RS)-1-[[(cyclohexyloxy)carbonyl]oxy]ethyl 2-ethoxy-1-[[2'-(1H-tetrazol-5- yl)biphenyl-4-yl]methyl]-1H-benzimidazole-7-carboxylate 145040-37-5
197 Candesartan Cilexetil Candesartan Impurity - A EP Ethyl 2-ethoxy-1-[[2-(1H-tetrazol-5-yl)biphenyl-4-yl]methyl]-1H-benzimidazole-7- carboxylate 139481-58-6
198 Candesartan Cilexetil Candesartan Impurity - B EP (1RS)-1-[[(cyclohexyloxy)carbonyl]oxy]ethyl 2-oxo-3-[[2'-(1H-tetrazol-5- yl)biphenyl-4-yl]methyl]-2,3-dihydro-1H-benzimidazole-4-carboxylate 869631-11-8
199 Candesartan Cilexetil Candesartan Impurity - C EP (1RS)-1-[[(cyclohexyloxy)carbonyl]oxy]ethyl 3-[[2'-(1-ethyl-1H-tetrazol-5- yl)biphenyl-4-yl]methyl]-2-oxo-2,3-dihydro-1H-benzimidazole-4-carboxylate 1185255-99-5
200 Candesartan Cilexetil Candesartan Impurity - D EP (1RS)-1-[[(cyclohexyloxy)carbonyl]oxy]ethyl 3-[[2'-(2-ethyl-2H-tetrazol-5- yl)biphenyl-4-yl]methyl]-2-oxo-2,3-dihydro-1H-benzimidazole-4-carboxylate 118526-03-4
201 Candesartan Cilexetil Candesartan Impurity - E EP (1RS)-1-[[(cyclohexyloxy)carbonyl]oxy]ethyl 2-ethoxy-1-[[2'-(1-ethyl-1H-tetrazol- 5-yl)biphenyl-4-yl]methyl]-1H-benzimidazole-7-carboxylate 914613-35-7
202 Candesartan Cilexetil Candesartan Impurity - F EP (1RS)-1-[[(cyclohexyloxy)carbonyl]oxy]ethyl 2-ethoxy-1-[[2'-(2-ethyl-2H-tetrazol- 5-yl)biphenyl-4-yl]methyl]-1H-benzimidazole-7-carboxylate 914613-36-8
203 Candesartan Cilexetil Candesartan Impurity - G EP 2-ethoxy-1-[[2'-(1H-tetrazol-5-yl)biphenyl-4-yl]methyl]-1H-benzimidazole-7- carboxylic acid (candesartan) 139481-59-7
204 Candesartan Cilexetil Candesartan Impurity - H EP (1RS)-1-[[(cyclohexyloxy)carbonyl]oxy]ethyl 2-ethoxy-1-[[2'-(1-triphenylmethyl)- 1H-tetrazol-5-yl)biphenyl-4-yl]methyl]-1H-benzimidazole-7-carboxylate (N- tritylcandesartan) 170791-09-0
205 Candesartan Cilexetil Candesartan Impurity-I EP 2-Ethoxy-1-[[2-(1-triphenylmethyl)-1H-tetrazol-5-yl]-1,1'-biphenyl]-4-yl]methyl]-1H-benzimidazole-7-Carboxylic acid methyl ester 139481-69-9
206 Candesartan Cilexetil Candesartan Related Compound A USP Ethyl 2-ethoxy-1-[[2-(1H-tetrazol-5-yl)biphenyl-4-yl]methyl]-1H-benzimidazole-7- carboxylate 139481-58-6
207 Candesartan Cilexetil Candesartan Related Compound B USP 1-[[(cyclohexyloxy)carbonyl]oxy]ethyl 2-oxo-3-[[2'-(1H-tetrazol-5- yl)biphenyl-4-yl]methyl]-2,3-dihydro-1H-benzimidazole-4-carboxylate 869631-11-8
208 Candesartan Cilexetil Candesartan Related Compound - D USP 1-[[(cyclohexyloxy)carbonyl]oxy]ethyl 3-[[2'-(2-ethyl-2H-tetrazol-5- yl)biphenyl-4-yl]methyl]-2-oxo-2,3-dihydro-1H-benzimidazole-4-carboxylate 1185255-03-4
209 Candesartan Cilexetil Candesartan Related Compound - F USP 1-[[(cyclohexyloxy)carbonyl]oxy]ethyl 2-ethoxy-1-[[2'-(2-ethyl-2H-tetrazol- 5-yl)biphenyl-4-yl]methyl]-1H-benzimidazole-7-carboxylate 914613-36-8
210 Candesartan Cilexetil Candesartan Related Compound - G USP 2-ethoxy-1-[[2'-(1H-tetrazol-5-yl)biphenyl-4-yl]methyl]-1H-benzimidazole-7- carboxylic acid (candesartan) 139481-59-7
211 Candesartan Cilexetil Candesartan Impurity IH 1-Chloro ethyl N-Ethyl N-Phenyl carbamate NA
212 Candesartan Cilexetil Candesartan Impurity IH 5-(4'-(Hydroxymethyl)(1,1'-biphenyl)-2-yl)-trityl-1H-tetrazole 154709-18-9
213 Candesartan Cilexetil Candesartan Impurity IH 1-Chloroethyl Cyclohexyl Carbonate 99464-83-2
214 Candesartan Cilexetil Candesartan Impurity IH 2-Ethoxy-1-[[2'-(N-triphenyl methyl tetrazol-5-yl)biphenyl -4-yl]methyl] benzimidazole-7-carboilic acid 139481-72-4
215 Carbamazepine Carbamazepine EP 5H-Dibenz[b,f]azepine-5-carboxamide 298-46-4
216 Carbamazepine Carbamazepine Impurity - A EP 10,11-dihydro-5H-dibenzo[b,f]azepine-5-carboxamide (10,11-dihydrocarbamazepine) 3564-73-6
217 Carbamazepine Carbamazepine Impurity - B EP 9-methylacridine 611-64-3
218 Carbamazepine Carbamazepine Impurity - D EP 5H-dibenzo[b,f]azepine (iminostilbene) 256-96-2
219 Carbamazepine Carbamazepine Impurity - E EP 10,11-dihydro-5H-dibenzo[b,f]azepine(iminodibenzyl) 494-19-9
220 Carbamazepine Carbamazepine Impurity - F EP 5H-dibenzo[b,f]azepine-5-carbonyl chloride (5-chlorocarbonyliminostilbene) 33948-22-0
221 Carbamazepine Carbamazepine Impurity - G EP 10-bromo-5H-dibenzo[b,f]azepine-5-carboxamide (10-bromocarbamazepine) 59690-97-0
222 Carbamazepine Carbamazepine Related Compound - A USP 10,11-dihydro-5H-dibenzo[b,f]azepine-5-carboxamide (10,11-dihydrocarbamazepine) 3564-73-6
223 Carbamazepine Carbamazepine Related Compound - B USP 5H-dibenzo[b,f]azepine (iminostilbene) 256-96-2
224 Carbamazepine Carbamazepine Related Compound - C USP 5H-dibenzo[b,f]azepin-5-ylcarbonyl)urea (N-carbamoylcarbamazepine) 1219170-51-0
225 Carbamazepine Methoxy Carbamazepine IH 10-Methoxy-5H-dibenzo[b,f]azepine-5-carboxamide 28721-09-7
226 Carbamazepine Carbamazepine Impurity IH Carbamazepine 10,11 epoxide 36507-30-9
227 Carbidopa Carbidopa EP (2S)-3-(3,4-Dihydroxyphenyl)-2-hydrazino-2-methylpropanoic acid monohydrate 38821-49-7 (monohydrate) 28860-95-9
228 Carbidopa Carbidopa Impurity (Methyldopa methyl Ester Imp) IH Methyl-2-amino-3-(3,4-dihydroxy phenyl)-2-methylpropanoate 18181-08-3
229 Carbocisteine Carbocisteine EP (2R)-2-amino-3-[(carboxymethyl)sulfanyl]propanoic acid 638-23-3
230 Carbocisteine Carbocisteine Lactam Impurity IH 5-oxothiomorpholine-3-carboxylic acid 14226-97-2
231 Carbocisteine Carbocisteine Sulfoxide Impurity IH 3-[(carboxymethyl)sulfinyl]-L-alanine 5439-87-2
232 Carbocisteine Carbocisteine Impurity IH Bis(β-amino-β-carboxyethyl) Disulfide (L - Cystine) 56-89-3
233 Captopril Captopril EP (2S)-1-[(2S)-2-Methyl-3-sulphanylpropanoyl]pyrrolidine-2-carboxylic acid 62571-86-2
234 Captopril Captopril Impurity - G EP (2RS)-3-(acetylsulfanyl)-2-methylpropanoic acid 33325-40-5
235 Carisoprodol Carisoprodol EP (2RS)-2-[(Carbamoyloxy)methyl]-2-methylpentyl (1-methyl ethyl)carbamate 78-44-4
236 Carisoprodol Carisoprodol Impurity - A EP (2RS)-2-(hydroxymethyl)-2-methylpentyl (1-methyl ethyl)carbamate 25462-17-3
237 Carisoprodol Carisoprodol Impurity - B EP 3-methyl-5-propyl-1,3-dioxan-2-one (Dioxanone Impurity) 7148-50-7
238 Carisoprodol Carisoprodol Impurity - C EP 2-methyl-2-propylpropane-1,3-diol 78-26-2
239 Carisoprodol Carisoprodol Related Compound - A USP 2-hydroxymethyl-2-methylpentyl carbamate 1471-56-3
240 Carvedilol Carvedilol EP (2RS)-1-(9H-Carbazol-4-yloxy)-3-[[2-(2-methoxy phenoxy)ethyl] amino]propan-2-ol 72956-09-3
241 Carvedilol Carvedilol Impurity - A EP 1-[[9-(2-hydroxy-3-[[2-(2-methoxy phenoxy)ethyl]amino] propyl]-9H-carbazol-4-yl)oxy]-3-[[2-(2-methoxy phenoxy) ethyl]amino] propan-2-ol 1198090-73-1
242 Carvedilol Carvedilol Impurity - B EP 1,1'-[[2-(2-methoxyphenoxy)ethyl]nitrilo]bis[3-(9H-carbazol-4-yloxy)propan-2-ol] 918903-20-5
243 Carvedilol Carvedilol Impurity - C EP (2RS)-1-[benzyl-[(2-(2-methoxyphenoxy)ethyl)]amino]-3-(9H-carbazol-4-yl oxy)propan-2-ol 72955-94-3
244 Carvedilol Carvedilol Related Compound - A USP 1-[(2-hydroxy-3-[(2-(2-methoxyphenoxy)ethyl)amino]propoxy)-9H-carbazol-9-yl]-3-[(2-(2-methoxyphenoxy)ethyl)amino] propan-2-ol 1198090-73-1
245 Carvedilol Carvedilol Related Compound - B USP 3,3'-(2-(2-methoxyphenoxy)ethylazanediyl)bis(1-(9H-carbazol-4-yloxy)propan-2-ol 918903-20-5
246 Carvedilol Carvedilol Related Compound - C USP 1-(9H-Carbazol-4-yloxy)-3-(benzyl(2-(2-methoxyphenoxy)ethyl)amino)propan-2-ol 72955-94-3
247 Carvedilol Carvedilol Related Compound - D USP 4-(oxiran-2-yl)methoxy)-9H-carbazole 51997-51-4
248 Carvedilol Carvedilol Related Compound - E USP (2-(2-methoxyphenoxy)ethylamine 1836-62-0
249 Carvedilol Carvedilol Impurity IH IH 1-amino-3-(9H-carbazol-4-yloxy)-2-propanol 72955-96-5
250 Carvedilol Carvedilol Impurity - I IH 1,2,3,9-Tetrahydro-4-H-carbazole-4-one 15128-52-6
251 Carvedilol Carvedilol Impurity-II IH N-benzyl-2-(2-methoxy phenoxy)ethylamine 3246-03-5
252 Celecoxib Celecoxib USP 4-[5-(4-Methylphenyl)-3-(trifluoromethyl)-1H-pyrazol-1-yl]benzenesulfonamide 169590-42-5
253 Celecoxib Celecoxib Impurity - A EP (4-[5-(3-methylphenyl)-3-(trifluoromethyl)-1H-pyrazol-1-yl]benzenesulfonamide) [3-methyl Celecoxib] 170570-01-1
254 Celecoxib Celecoxib Related Compound - A USP (4-[5-(3-methylphenyl)-3-(trifluoromethyl)-1H-pyrazol-1-yl]benzenesulfonamide) [3-methyl Celecoxib] 170570-01-1
255 Celecoxib Celecoxib Impurity (4-SAPH) / (HBSH) IH 4-Sulfamoylphneylhydrazine Hydrochloride / 4-hydrazinobenzenesulfonamide hydrochloride 17852-52-7
256 Celecoxib Celecoxib Diketone Impurity (CB0) IH 4,4,4-Trifluoro-1-p-tolyl-butane-1,3-dione 720-94-5
257 Celecoxib Celecoxib Impurity (CB2) IH 4-[5-(2-methylphenyl)-3-(trifluoromethyl)-1H-pyrazol-1-yl]benzenesulfonamide [2-methyl Celecoxib] 170569-99-0
258 Celecoxib Celecoxib Des-methyl Impurity (CB3) IH 4-[5-phenyl-3-(trifluoromethyl)-1H-pyrazol-1-yl]benzenesulfonamide 170569-87-6
259 Celecoxib Celecoxib Hydrazine Impurity (CB4) IH 5-(p-tolyl)-3-(trifluoromethyl)pyrazole 26974-15-2
260 Celecoxib Celecoxib impurity IH 4-[5-(2-methylphenyl)-3-(trifluoromethyl)-1H-pyrazol-1-yl]benzenesulfonamide 170569-99-0
261 Celecoxib Celecoxib impurity IH 4,4,4-trifluoro-1-(3-methylphenyl)butane-1,2-dione 53764-99-1
262 Celecoxib Celecoxib impurity IH 4,4,4-trifluoro-1-(2-methylphenyl)butane-1,2-dione 163266-02-2
263 Celecoxib Celecoxib (MAP) Hydrazine impurity IH 4-{(2E)-2-[1-(4-methylphenyl)ethylidene]hydrazinyl}benzenesulfonamide 1061214-06-9
264 Cetirizine HCl Cetirizine HCl EP (RS)-2-[2-[4-[(4-Chlorophenyl)phenylmethyl]piperazin-1-yl]ethoxy]acetic acid dihydrochloride 83881-52-1
83881-51-0 (Free Base)
265 Cetirizine HCl Cetirizine Impurity - A (CBHP Impurity) EP (RS)-1-[(4-chlorophenyl)phenylmethyl]piperazine 303-26-4
266 Cetirizine HCl Cetirizine Impurity - B EP (RS)-2-[4-[(4-chlorophenyl)phenylmethyl]piperazin-1-yl]acetic acid 113740-61-7
267 Cetirizine HCl Cetirizine Impurity - C EP (RS)-2-[2-[4-[(2-chlorophenyl)phenylmethyl]piperazin-1-yl]ethoxy]acetic acid 83881-59-8
268 Cetirizine HCl Cetirizine Impurity - D EP 1,4-bis[(4-chlorophenyl)phenylmethyl]piperazine 346451-15-8
269 Cetirizine HCl Cetirizine Impurity - E EP (RS)-2-[2-[2-[4-[(4-chlorophenyl)phenylmethyl]piperazin-1-yl]ethoxy]ethoxy]acetic acid (ethoxycetirizine) 83881-56-5
270 Cetirizine HCl Cetirizine Impurity - F EP [2-[4-(diphenylmethyl)piperazin-1-yl]ethoxy]acetic acid 83881-54-3
83881-53-2(free base)
271 Cetirizine HCl Cetirizine Impurity - G EP 2-[4-[(RS)-(4-chlorophenyl)phenylmethyl]piperazin-1-yl]ethanol 109806-71-5(Free base)
164726-80-1 (HCl Salt)
272 Cetirizine HCl Cetirizine Related Compound - A USP ((RS)-2-[2-[4-[(4-chlorophenyl)phenylmethyl]piperazin-1-yl]ethoxy]acetic acid ethyl ester oxalate) 246870-46-2 (Free Base)
273 Cetirizine HCl Cetirizine Related Compound - B USP 2-(4-Benzhydrylpiperazin-1-yl)ethan-1-ol dihydrochloride 108983-83-1
274 Cetirizine HCl Cetirizine Related Compound - C USP (2-(2-{4-[(4-Chlorophenyl)phenylmethyl]piperazin-1-yl}ethoxy)acetamide) 83881-37-2
275 Cetirizine HCl Cetirizine Related Compound- G USP 2-[4-[(RS)-(4-chlorophenyl)phenylmethyl]piperazin-1-yl]ethanol dihydrochloride 109806-71-5(Free base)
164726-80-1 (HCl Salt)
276 Cetrizine HCl Cetrizine 4-CBH impurity USP 4-Chlorobenzoylrol 119-56-2
277 Cetrizine HCl Cetrizine Methyl Ester Impurity USP [2-[4-[4-Chlorophenyl)phenylmethyl]-1-giperazinyl]ethoxy]-acetic acid methyl ester 83881-46-3
278 Cetrizine HCl Cetrizine 3-chloro impurity USP ([RS)-2-[2-[4-[3-Chlorophenyl)phenyl methyl]piperazin-1-yl]ethoxy]acetic acid dihydrochloride 1232460-29-5(HCl salt)
279 Cetrizine HCl Cetrizine Impurity HI 4-Chlorobenzophenone 134-85-0
280 Cetrizine HCl Cetrizine NOxide Impurity HI [2-[4-[4-Chlorophenyl)phenylmethyl]-1-oxido-1-piperazinyl]ethoxy]acetic acid 1076199-80-8
281 Cetrizine HCl Levocetrizine Amide Impurity HI [R ]>[2-[4-[4-chlorophenyl)phenylmethyl]piperazin-1-yl]ethoxy]acetamide 909779-33-5
282 Cetrizine Cetrizine s-isomer HI [S)-2-[2-[4-[4-chlorophenyl)phenyl methyl]piperazin-1-yl]ethoxy]acetic acid dihydrochloride 163837-48-7
283 Chloramphenicol Chloramphenicol EP 2,2-dichloro-N-[(1/3,2/3),2-hydroxy-1-hydroxymethyl)-2-(4-nitrophenyl)ethyl]acetamide 56-75-7
284 Chloramphenicol Chloramphenicol AMPD Impurity HI 2-Amino-1-(4-nitrophenyl) propane-1,3-diol 2964-48-9
285 Chlordiazepoxide Chlordiazepoxide EP 7-Chloro-N-methyl-5-phenyl-3H-1,4-benzodiazepin-2-amine 4 oxide 58-25-3
286 Chlordiazepoxide Chlordiazepoxide Impurity - C EP 2-amino-5-chlorophenyl)phenylmethanone (aminochlorobenzophenone) 719-59-5
287 Chlorphenamine Maleate Chlorphenamine Maleate EP [3RS)-3-(4-Chlorophenyl)-N,N-dimethyl-3-(pyridin-2-yl)propan-1-amine hydrogen (Z)-butenedioate 113-92-8
288 Chlorphenamine Maleate Chlorphenamine Impurity - A EP 2-(4-chlorophenyl)-4-(dimethylamino)-2-[2-(dimethylamino)ethyl]butanemithie 1246816-57-8
289 Chlorphenamine Maleate Chlorphenamine Impurity - B EP N-(pyridin-2-yl)pyridin-2-amine (2,2'-dipyridylamine) 1202-34-2
290 Chlorphenamine Maleate Chlorphenamine Impurity - C EP [3RS)-3-(4-chlorophenyl)-N-methyl-3-(pyridin-2-yl)propan-1-amine 22630-25-7
20619-12-9(free base)
291 Chlorphenamine Chlorphenamine Impurity-D EP [2RS)-2-(4-chlorophenyl)-4-(dimethylamino)-2-(pyridin-2-yl)butanemithie 65676-21-3
292 Chlorpromazine Hydrochloride Chlorpromazine Hydrochloride EP 3-[2-Chloro-10H-phenothiazin-10-yl]-N,N-dimethyl propan-1-amine hydrochloride 69-09-0
50-53-3(free base)
293 Chlorpromazine Hydrochloride Chlorpromazine Impurity - A EP 3-[2-chloro-10H-phenothiazin-10-yl]-N,N-dimethylpropan-1-amine S-oxide (chlorpromazine sulfoxide) 969-99-3
294 Chlorpromazine Hydrochloride Chlorpromazine Impurity - B EP N-[3-(2-chloro-10H-phenothiazin-10-yl)propyl]-N,N',N'-trimethylpropan-1,3- diamine 19077-20-4
295 Chlorpromazine Hydrochloride Chlorpromazine Impurity - C EP 3-(10H-phenothiazin-10-yl)-N,N-dimethylpropan-1-amine (promazine) 53-60-1 (HCl salt)
296 Chlorpromazine Hydrochloride Chlorpromazine Impurity - D EP 3-[2-chloro-10H-phenothiazin-10-yl]-N-methylpropan-1-amine (desmethylchlorpromazine) 3953-65-9
297 Chlorpromazine Hydrochloride Chlorpromazine Impurity - E EP 2-chloro-10H-phenothiazine 92-39-7
298 Chlorpromazine Hydrochloride Chlorpromazine Impurity - F EP 3-(4-chloro-10H-phenothiazin-10-yl)-N,N-dimethylpropan-1-amine 13094-24-1
299 Chlorpromazine Hydrochloride Bromopromazine Impurity HI 3-[2-bromo-10H-phenothiazine-10-yl]-N,N-dimethylpropan-1-amine 15502-93-9(HCl salt)
1757-73-9(Free Base)
300 Chlorpromazine Hydrochloride Chlorpromazine Impurity G EP 3-[2-Chloro-10H-phenothiazin-10-yl]-N-ethyl-N-methylpropan-1-amine 1622313-77-2
301 Chlorthalidone Chlorthalidone HI 2-Chloro-5-(2,3-dihydro-1-hydroxy-3-oxo-1H-isolndol-1-yl)-benzoresulfonamide 77-36-1
302 Chlorthalidone Chlorthalidone Impurity-J HI 3-(4-Chlorophenyl)-2,3-dihydro-3-hydroxy-1H-isolndol-1-one 956-92-3
303 Cinacalcet Cinacalcet HI [R ]>[4-(naphthalen-1-yl)ethyl]-3-[3-(trifluoromethyl) phenyl]propan-1-amine hydrochloride 364782-34-3
304 Cinacalcet Cinacalcet Related Compound - B USP [3-(3-(trifluoromethyl)phenyl)propan-1-amine 1271930-15-4
305 Cinacalcet Cinacalcet Related Compound D (Cinacalcet S - isomer) USP N-[(1/3)-1-(naphthalen-1-yl)ethyl]-3-[3-(trifluoromethyl)phenyl]propan-1-amine hydrochloride 694495-47-1 (Free Base)
1217809-88-5
306 Cinacalcet Cinacalcet CH7 Impurity HI N-[(1/3)-1-(naphthalen-1-yl)ethyl]-3-phenyl propan-1-amine hydrochloride 938177-81-2
307 Cinacalcet Cinacalcet CH5 Impurity IH 3-[3-(difluoromethyl)phenyl]-N-[(1R)-1-naphthalen-1-ylethyl] propan-1-amine hydrochloride 1025064-41-8 (Base)
308 Cinacalcet Cinacalcet Regio-Isomer IH N-[(1R)-1-naphthalen-2-ylethyl]-3-[3-(trifluoromethyl)phenyl] propan-3-amine hydrochloride 364782-34-3
309 Cinacalcet Cinacalcet Impurity IH (1R)-1-(naphthalen-1-yl)ethanamine 3886-70-2 (HCl)
310 Cinnarizine Cinnarizine EP (E)-1-(Diphenylmethyl)-4-(3-phenylprop-2-enyl)piperazine 298-57-7
311 Cinnarizine Cinnarizine Impurity - A EP 1-(diphenylmethyl)piperazine 841-77-0
312 Cinnarizine Cinnarizine Impurity - E EP 1,4-bis(diphenylmethyl)piperazine 216581-01-0
313 Ciprofloxacin Ciprofloxacin EP 1-Cyclopropyl-(6-fluoro-4-oxo-7-(piperazin-1-yl)-1,4-dihydroquinoline-3-carboxylic acid 85721-33-1
314 Ciprofloxacin Ciprofloxacin Impurity - A EP 7-chloro-1-cyclopropyl-(6-fluoro-4-oxo-1,4-dihydroquinoline-3-carboxylic acid) (fluoroquinolonic acid) (Q-acid) 86393-33-1
315 Ciprofloxacin Ciprofloxacin Impurity - B EP 1-cyclopropyl-4-oxo-7-(piperazin-1-yl)-1,4-dihydroquinoline-3-carboxylic acid (Desfluoro compound) 93107-11-0 (HCl Salt)
316 Ciprofloxacin Ciprofloxacin Impurity - C EP 7-[(2-aminoethyl)amino]-1-cyclopropyl-6-fluoro -4-oxo-1,4-dihydroquinoline-3-carboxylic acid ( Ethylenediamine Compound) 103222-12-4 or 528851-31-2 (HCl)
317 Ciprofloxacin Ciprofloxacin Impurity - F EP 1-cyclopropyl-(6-hydroxy-4-oxo-7-(piperazin -1-yl)-1,4-dihydroquinoline-3-carboxylic acid 226903-07-7
318 Ciprofloxacin Ciprofloxacin Ethylenediamine Analog USP (1-Cyclopropyl-(6-fluoro-1, 4-dihydro-4-oxo-7-[(2-aminoethyl)-amino]-3-quinoline-carboxylic acid hydrochloride) 103222-12-4 or 528851-31-2 (HCl)
319 Ciprofloxacin Ciprofloxacin N-formyl Impurity IH 1-Cyclopropyl-(6-fluoro-4-oxo-7-(4-formyl-piperazin-1-yl)-1,4-dihydroquinoline-3-carboxylic acid 93594-39-9
320 Citalopram HBr Citalopram HBr USP (1RS)-1-[3-(Dimethylamino)propyl]-1-(4-fluorophenyl)-1,3-dihydroisobenzofuran-5-carbonitrile hydrobromide 59729-32-7
321 Citalopram HBr Citalopram Impurity - A EP (1RS)-1-[3-(dimethylamino)propyl]-1-(4-fluorophenyl)-1,3-dihydroisobenzofuran-5-carboxamide 64372-56-1
322 Citalopram HBr Citalopram Impurity - B EP [1-[3-(dimethylamino)propyl]-1-(4-fluorophenyl)-3-hydroxy-1,3-dihy droisobenzofuran-5-carbonitrile] 411221-53-9
323 Citalopram HBr Citalopram Impurity - C EP (3RS)-6-cyano-3-[3-(dimethylamino)propyl]-3-(4-fluorophenyl)isobenzofuran-1(3H)-one 372941-54-3 (base)
324 Citalopram HBr Citalopram Impurity - D EP (1RS)-1-(4-fluorophenyl)-1-[3-(methylamino)propyl]-1,3-dihydroisobenzofuran-5-carbonitrile 62498-67-3 97743-99-2(HCl salt)
325 Citalopram HBr Citalopram Related Compound - A USP [1-(3-(dimethylamino) propyl)-1-(4-fluorophenyl)-1, 3-dihydroisobenzofuran-5-carboxamide] 64372-56-1
326 Citalopram HBr Citalopram Related Compound - B USP 1-[3-(dimethylamino)propyl]-1-(4-fluorophenyl)-3-hydroxy-1,3-dihy droisobenzofuran-5-carbonitrile oxalate 411221-53-9 (base)
327 Citalopram HBr Citalopram Related Compound - C USP 3-(3-Dimethylaminopropyl)-3-(4-fluorophenyl)-6-cyano-1(3H)-isobenzofuranone oxalate 372941-54-3 (base)
328 Citalopram HBr Citalopram Related Compound - D USP 1-(4-fluorophenyl)-1/[3-(methylamino)propyl]-1,3-dihydro iso benzofuran-5-carbonitrile Hydrobromide 62498-67-3 97743-99-2(HCl salt)
329 Citalopram HBr Citalopram Related Compound - E USP 1-(3-dimethylaminopropyl)-1-(4-fluorophenyl)-1,3-dihydroisobenzofuran-5-carbonitrile-N-oxide hydrochloride 63284-72-0
330 Citalopram HBr R-Citalopram Oxalate Impurity USP (R(-)-1-[3-(di-methylaminopropyl) -1-(p-fluorophenyl)-5-phthalancarbonitrile oxalate) 219861-53-7
331 Citalopram HBr Citalopram Impurity (Dimethyl amino butyryl Citalopram) IH 4-(dimethylamino)-2-[1-[3-(dimethylamino)propyl]-1-(4-fluorophenyl)-1,3-dihydro-2-benzofuran-5-yl]butan-1-one dioxalate 1329742-98-3 (Free Base)
332 Citalopram HBr Citalopram Impurity IH 5-bromo-2-benzofuran-1(3H)-one (5-bromophthalide) 64169-34-2
333 Citalopram HBr Citlaopram Diol Impurity IH 4-(4-Dimethylamino)-1-4-fluoro phenyl)-1-hydroxy butyl-3-(hydroxymethyl)benzonitrile 163145-25-4 (Free Base) 163146-26-5
334 Citicoline Sodium Citicoline Sodium IH (Cytidine 5'-(trihydrogen diphosphate), P'-[2-(trimethylammonio)ethyl] ester, inner salt, monosodium salt) 33818-15-4
335 Citicoline Sodium Citicoline Impurity - B IH Cytidine 5'-monophosphate 63-37-6
336 Clomipramine Hydrochloride Clomipramine Hydrochloride EP 3-(3-Chloro-10,11-dihydro-5H-dibenzo[b,f]azepin-5-yl)-N,N-dimethylpropan-1-amine hydrochloride 17321-77-6
337 Clomipramine Hydrochloride Clomipramine Impurity - A EP N-[3-3-chloro-10,11-dihydro-5H-dibenzo[b,f]azepin-5-yl)propyl]-N,N',N'-trimethylpropane-1,3-diamine NA
338 Clomipramine Hydrochloride Clomipramine Impurity - F EP 3-chloro-10,11-dihydro-5H-dibenzo[b,f]azepine 32943-25-2
339 Clomipramine Hydrochloride Clomipramine Impurity - G EP 3-chloro-5-(prop-2-enyl)-10,11-dihydro-5H-dibenzo[b,f]azepine 1425793-87-8
340 Clomipramine Clomipramine impurity-C EP 3-(3-chloro-5H-dibenzo[b,f]azepin-5-yl)-N,N-dimethylpropan-1-amine 2095-42-3
341 Clomipramine Clomipramine Impurity IH 5-Acetyl-3-chloro-10,11-dihydro-5H-dibenzo[b,f]azepine 25961-11-9
342 Clomipramine Clomipramine KSM impurity IH N-benzylacetamide 10464-35-4
343 Clomipramine Hydrochloride clomipramine N-Desmethyl impurity IH 3-Chloro-10,11-dihydro-N-methyl-5H-dibenz[b,f]azepine-5-propanamine Hydrochloride 303-48-0(free base) 29854-14-6
344 Clopidogrel bisulfate Clopidogrel bisulfate USP Methyl (+)-(S)-α-(o-chlorophenyl)-6,7-dihydrothieno[3,2-c]pyridine-5(4H)-acetate, sulfate (1:1) 120202-66-6
345 Clopidogrel bisulfate Clopidogrel Related Compound - A USP (+)-(S)-(o-chlorophenyl)-6,7-dihydrothieno[3,2-c]pyridine-5(4H)-acetic acid, hydrochloride) 144750-42-5
346 Clopidogrel bisulfate Clopidogrel Related Compound - B USP (Methyl(+/-)-s-(o-chlorophenyl)-4,5-dihydrothieno[2,3-c]pyridine-6(7H)-acetate, hydrochloride) 144750-52-7
347 Clopidogrel bisulfate Clopidogrel Related Compound - C USP (methyl (+)-(R)-(o-chlorophenyl)-6,7-dihydrothieno[3,2-c]pyridine-5(4H)-acetate, hydrogen sulfate) 120202-71-3
348 Clopidogrel bisulfate Clopidogrel Bromo Ester impurity IH Alpha bromo -4-chloro phenyl acetic acid methyl ester 24091-92-7
349 Clopidogrel bisulfate Clopidogrel Thienopyridine Impurity IH Thieno [3,2-c]- 4,5,6,7 - Tetrahydro pyridine hydrochloride 28783-41-7
350 Clopidogrel bisulfate Clopidogrel Thienylethyl Impurity IH (S)-2-Chloro-alpha-[[2-(2-thienyl) ethyl] amino] benzene acetic acid methyl ester HCl 141109-20-8 (base) 141109-19-5 (HCl salt)
351 Clotrimazole Clotrimazole EP 1-[(2-Chlorophenyl)diphenylmethyl]-1H-imidazole 23593-75-1
352 Clotrimazole Clotrimazole Impurity - A EP (2-chlorophenyl)diphenylmethanol 66774-02-5
353 Clotrimazole Clotrimazole Impurity - B EP 1-[(4-chlorophenyl)diphenylmethyl]-1H-imidazole 23593-71-7
354 Clotrimazole Clotrimazole Impurity - C EP 1-chloro-2-(chlorodiphenylmethyl)-benzene 42074-68-0
355 Clotrimazole Clotrimazole Impurity - D EP Imidazole 288-32-4
356 Clotrimazole Clotrimazole Impurity - E EP (2-chlorophenyl)phenylmethanone (2-chlorobenzophenone) 5162-03-8
357 Clotrimazole Clotrimazole Impurity - F EP 1-(triphenylmethyl)-1H-imidazole(deschloro clotrimazole) 15469-97-3
358 Clotrimazole Clotrimazole Related Compound - A USP (o-chlorophenyl)diphenylmethanol 66774-02-5
359 Clinidipine Clinidipine IH 3-O-(2-methoxyethyl)-5-O-((E)-3-phenylprop-2-enyl)2,6-dimethyl-4-(3-nitrophenyl)-1,4-dihydropyridine-3,5-dicarboxylate 132203-70-4
360 Clinidipine Clinidipine Impurity - A IH Bis(2-methoxyethyl)2,6-dimethyl-4-(3-nitrophenyl)-1,4-dihydropyridine-3,5-dicarboxylate 70172-96-2
361 Cyamemazine Cyamemazine IH 10-[3-(dimethylamino)-2-methylpropyl]phenothiazine-2-carbonitrile 3546-03-0
362 Cyamemazine Cyamemazine Acid Impurity IH 10H-phenothiazine-2-carboxylic acid 25234-50-8
363 Cyamemazine Cyamemazine Amide Impurity IH 10-H-phenothiazine-2-carboxamide 1778-82-1
364 Cyamemazine Cyamemazine Impurity IH 2-chloro-10H-phenothiazine 92-39-7
365 Cyamemazine Cyamemazine Impurity-III IH N,N,2-trimethyl-3-(10H phenothiazin-10-yl)propan-1-amine maleate NA
366 Cyamemazine Cyamemazine Impurity-IV IH 3-(2-chloro-10H phenothiazin-10-yl)-N ,N ,2-trimethylpropan-1-amine maleate NA
367 Cyamemazine Cyamemazine impurity-2 IH 10-[3-(dimethylamino)-2-methylpropyl]-10H-phenothiazine-2-carboxylic acid NA
368 Cycloserine Cycloserine IH (4R)-4-Amino-3-isoxazolidinone 68-41-7
369 Cycloserine Cycloserine Dimer Impurity IH (3R,6R)-3,6-bis[(aminooxy)methyl] piperazine-2,5-dione 16337-02-3
370 Cyclobenzaprine Hydrochloride Cyclobenzaprine Hydrochloride IH 3-(5H-Dibenzo[a,d]cyclohepten-5-ylidene)-N,N-dimethyl-1-propanamine Hydrochloride 6202-23-9
371 Cyclobenzaprine Hydrochloride Norcyclobenzaprine Impurity IH 3-(5H-dibenzo(a,d)(7) annulen-5-ylidene-N-methylpropan-1-amine 303-50-4
372 Dabigatran Etexil Dabigatran Etexil IH Ethyl3-[(2-{[(4-{N-hexyloxycarbonyl carbaminidoyl} phenyl)amino]methyl}-1-methyl}-1H-benzimidazol-5-yl)carbonyl](pyridin-2-yl-amino propanate 872728-81-9 (as Mesylate)
373 Dabigatran Etexil Dabigatran N-Oxide Impurity IH N-[[2-[[[4-[[[(Hexyloxy)carbonyl] amino] iminomethyl] phenyl] amino] methyl]-1-methyl-1H-benzimidazol-5-yl]carbonyl]-N-(1-oxido-2-pyridinyl)-β-Alanine Ethyl Ester 1381757-44-3
374 Dabigatran Etexil Dabigatran Impurity-I IH Ethyl-3-(2-((4-amidino phenyl amino)methyl)-1-methyl-N-(pyridin-2-yl)-1H-benzo[d]imidazole-5-carboxamido)propanoate hydrochloride 211914-50-0(HCl salt) 429658-95-7 (Base)
375 Darifenacin Darifenacin IH (S)-2-[1-[2-(2,3-dihydrobenzofuran-5-yl)ethyl] pyrrolidin-3-yl] -2,2-diphenyl-acetamide 133099-07-7 (HBr salt)
376 Darifenacin Darifenacin Impurity KSM - I A IH 5-acetyl-2,3-dihydro-1-benzofuran 90843-31-5
377 Darifenacin Darifenacin Impurity KSM-II B IH 1-Tosyl-(3S)-hydroxy pyrrolidine 943587-25-5
378 Darifenacin Darifenacin Impurity KSM-II C IH 1-Tosyl-(3S)-tosyloxy pyrrolidine 133034-01-2
379 Darifenacin Darifenacin Impurity KSM - II D IH 3-(1-cyano-1,1-diphenyl)methyl-1,1-tosylpyrrolidine 133099-09-9
380 Darifenacin Darifenacin Impurity KSM-II E IH (Diphenyl[(3S)pyrrolidine -3-yl] acetonitrile oxalate salt 133099-11-3 (Free Base) 194602-27-2
381 Darifenacin Darifenacin Impurity KSM- 1 OXIDE IH Benzofuran-5-yl-acetic acid 142935-60-2
382 Darifenacin Darifenacin Quarternary Salt IH 3(S)-3-(1-carbomyl-1,1-diphenyl methyl)-1,1-di[2-(2,3-dihydro benzofuran-5yl) ethyl]pyrolidinium 1396968-57-2
383 Darifenacin Darifenacin R-Isomer IH (R )-2-[1-[2-(2,3-dihydrobenzofuran-5-yl)ethyl]-3-pyrrolidinyl]-2,2-diphenyl acetamide hydrobromide 1092800-15-1
384 Darifenacin Darifenacin Morpholine Amide Impurity IH 2,3-dihydro-1-benzofuran-5-yl-carbonyl)sulfanyl morpholine 97483-11-9
385 Darifenacin Darifenacin HBr Stage - I Impurity IH 2-(2,3-dihydro-1-benzofuran-5-yl) ethyl methane sulfonate NA
386 Darifenacin Darifenacin Regio Acetyl Impurity IH 7-Acetyl-2,3-dihydrobenzofuran 170730-06-0
387 Darifenacin Darifenacin Regio Morpholin amide Impurity IH 2-(2,3-dihydrobenzofuran-7-yl)-1-morpholinoethanethione 97483-11-9
388 Darifenacin Darifenacin Tosyl Impurity IH 1-Tosyl-3-ethoxybenzylfuran pyrrolidine NA
389 Darifenacin Darifenacin Regio acid Impurity IH (2,3-dihydro-1-benzofuran-7-yl)acetic acid 152149-94-5
390 Darifenacin Darifenacin N-oxide impurity IH (3S)-3-(2-amino-2-oxo-1,1-diphenylethyl)-1-(2-(2,3-dihydrobenzofuran-5-yl)ethyl)pyrrolidine 1-oxide 1391080-40-2
391 Darifenacin Darifenacin Impurity IH 2,3-Dihydrobenzofuran-5-acetic Acid 69999-16-2
392 Darifenacin Darifenacin Dehydro impurity IH 2,3-Dehydro Darifenacin Hydrobromide 943034-52-4
393 Darifenacin Darifenacin Impurity IH (S)-2-(1-(2-(2,3-Dihydrobenzofuran-5-yl)ethyl)pyrrolidin-3-yl)-2,2-diphenylacetonitrile 252317-48-9
394 Desvenlafaxine Succinate Desvenlafaxine Succinate IH 4-[2-dimethylamino-1-(1-hydroxycyclohexyl)ethyl]phenol succinate 386750-22-7
395 Desvenlafaxine Succinate Desvenlafaxine N-oxide Impurity IH [4-(2-(N,N-Dimethylamino-N-oxide)-1-(1-Hydroxycyclohexyl)ethyl]phenol] 1021933-95-8
396 Desvenlafaxine Succinate Desvenlafaxine Impurity - A IH 2-(4-methoxyphenyl)ethanamine 55-81-2
397 Desvenlafaxine Succinate Desvenlafaxine Anhydro Impurity IH 2-cyclohexenyl-2-(4-hydroxyphenyl)-N,N-dimetylethanamine 1346600-38-1
398 Desvenlafaxine Succinate Desvenlafaxine N,N-Didesmethyl impurity IH 1-[2-amino-1-(4-hydroxyphenyl)ethyl]cyclohexanol 149289-29-2
399 Desvenlafaxine Succinate Desvenlafaxine N-Desmethyl impurity IH 4-[2-(methylamino)-1-(1-hydroxycyclohexyl)ethyl]phenol 135308-74-6
400 Desvenlafaxine Succinate Desvenlafaxine Hordenine Impurity IH 4-[2-(dimethylamino)ethyl]phenol 539-15-1
401 Desvenlafaxine Succinate Desvenlafaxine Benzyl ether IH 1-[2-(Dimethylamino)-1-(4-(phenylmethoxy)phenyl)ethyl]cyclohexanol 93413-61-7
402 Dextromethorphan HBr Dextromethorphan HBr EP ent-3-Methoxy-17-methylmorphinan hydrobromidemonohydrate 6700-34-1
403 Dextromethorphan HBr Dextromethorphan Impurity - A EP ent-3-methoxymorphinan 1087-69-0 (HCl)
404 Dextromethorphan HBr Dextromethorphan Impurity - B EP ent-17-methylmorphinan-3-ol 1021868-94-9(Tartrate)
405 Dextromethorphan HBr Dextromethorphan Impurity - C EP ent-3-methoxy-17-methylmorphinan-10-one 57969-05-8
406 Dexibuprofen Dexibuprofen IH (2S)-2-(4-(2-methylpropyl)phenyl)propanoic acid 51146-56-6
407 Dexibuprofen Dexibuprofen Methyl Ester Impurity IH Methyl(2S)-2-(4-(2-methylpropyl) phenyl)propanoate 81576-55-8
408 Diazepam Diazepam EP 7-Chloro-1-methyl-5-phenyl-1,3-dihydro-2H-1,4-benzodiazepin-2-one 439-14-5
409 Diazepam Diazepam Impurity - A EP 7-chloro-5-phenyl-1,3-dihydro-2H-1,4-benzo diazepin-2-one (Nordazepam) 1088-11-5
410 Diazepam Diazepam Impurity - B EP 2-chloro-N-(4-chloro-2-benzoylphenyl)-N-methylacetamido 6021-21-2
411 Diazepam Diazepam Impurity - D EP (5-chloro-2-(methylamino) phenyl)phenyl methanone 1022-13-5
412 Diazepam Diazepam Related Compound - A USP (2-methylamino-5-chlorobenzophenone) 1022-13-5
413 Diclofenac Sodium Diclofenac Sodium EP Sodium 2-[(2,6-dichlorophenyl)amino]phenylacetate 15307-79-6
414 Diclofenac Sodium Diclofenac Impurity - A EP 1-(2,6-dichlorophenyl)-1,3-dihydro-2H-indol-2-one 15362-40-0
415 Diclofenac Sodium Diclofenac Impurity - B EP 2-[(2,6-dichlorophenyl)amino]-benzaldehyde 22121-58-0
416 Diclofenac Sodium Diclofenac Impurity - C EP [2-[(2,6-dichlorophenyl)amino]-phenyl]methanol 27204-57-5
417 Diclofenac Sodium Diclofenac Impurity - D EP 2-[2-[(2-bromo-6-chlorophenyl)amino]phenyl]aceti cacid 127792-45-4 (Sodium Salt) 127792-23-8
418 Diclofenac Sodium Diclofenac Impurity - E EP 1,3-dihydro-2H-indol-2-one 59-48-3
419 Diclofenac Sodium Diclofenac Impurity - F EP 2,6-Dichloro-N-(4-chlorophenyl)-benzeneacetamide 560075-65-2
420 Diclofenac Sodium Diclofenac Related Compound - A USP N-(2,6-Dichlorophenyl)indolin-2-one) 15362-40-0
421 Diclofenac Sodium Diclofenac Related Compound - B USP 2-[(2,6-dichlorophenyl)amino]-benzaldehyde 22121-58-0
422 Diclofenac Sodium Diclofenac Related Compound - C USP [2-[(2,6-dichlorophenyl)amino]-phenyl]methanol 27204-57-5
423 Diclofenac Sodium Diclofenac Related Compound - E USP 1,3-dihydro-2H-indol-2-one 59-48-3
424 Dimethyl Fumarate Dimethyl Fumarate IH Dimethyl(E)-butenedioate 23055-10-9
425 Dimethyl Fumarate Dimethyl Fumarate Impurity - A IH trans-butenedioic acid 26877-81-6
426 Dimethyl Fumarate Dimethyl Fumarate Impurity - B IH Methyl hydrogen Fumarate 2756-87-8
427 Dimethyl Fumarate Dimethyl Fumarate Impurity - C IH Dimethyl Maleate 624-48-6
428 Diltiazem Hydrochloride Diltiazem Hydrochloride EP (2S,3S)-5-[2-(dimethylamino)ethyl]-2-(4-methoxyphenyl)-4-oxo-2,3,4,5-tetrahydro-1,5-benzothiazepin-3-yl acetate hydrochloride 33286-22-5
429 Diltiazem Hydrochloride Diltiazem Impurity - A EP (2R,3S)-5-[2-(dimethylamino)ethyl]-2-(4-methoxyphenyl)-4-oxo-2,3,4,5-tetrahydro-1,5-benzothiazepin-3-yl acetate 103532-27-0
430 Diltiazem Hydrochloride Diltiazem Impurity - B EP (2S,3S)-2-(4-methoxyphenyl)-4-oxo-2,3,4,5-tetrahydro-1,5-benzothiazepin-3-yl acetate 87447-47-0
431 Diltiazem Hydrochloride Diltiazem Impurity - C EP (2S,3S)-3-(Acetyloxy)-5-[2-(dimethylamino)ethyl]-2,3-dihydro-2-(4-hydroxyphenyl)-1,5-benzothiazepin-4(5H)-one 142926-07-6(HCl salt)
432 Diltiazem Hydrochloride Diltiazem Impurity - D EP (2S,3S)-2-(4-methoxyphenyl)-5-[2-(methylamino)ethyl]-4-oxo-2,3,4,5-tetrahydro-1,5-benzothiazepin-3-yl acetate 130606-60-9(HCl salt)
433 Diltiazem Hydrochloride Diltiazem Impurity - E EP (2S,3S)-3-hydroxy-2-(4-methoxyphenyl)-2,3-dihydro-1,5-benzothiazepin-4(5H)-one 42399-49-5
434 Diltiazem Hydrochloride Diltiazem Impurity - F EP (2S,3S)-5-[2-(dimethylamino)ethyl]-3-hydroxy-2-(4-methoxyphenyl)-2,3-dihydro-1,5-benzothiazepin-4(5H)-one 23515-45-9(HCl salt)
435 Diltiazem Hydrochloride Diltiazem Related Compound - A USP (2R,3S)-5-[2-(dimethylamino)ethyl]-2-(4-methoxyphenyl)-4-oxo-2,3,4,5-tetrahydro-1,5-benzothiazepin-3-yl acetate hydrochloride 103532-27-0
436 Diltiazem Hydrochloride Diltiazem Related Compound - G USP (2S,3S)-3-hydroxy-2-(3-methoxyphenyl)-5-(2-(methylamino)ethyl)-2,3-dihydrobenzo[b][1,4]thiazepin-4(5H)-one 86408-44-8
437 Diltiazem Hydrochloride Diltiazem Related Compound - H USP (3S)-5-(2-aminoethyl)-3-hydroxy-2-(4-hydroxyphenyl)-2,3-dihydro-1,5-benzothiazepin-4(5H)-one 115992-91-1
438 Diltiazem Hydrochloride Diltiazem Impurity - G IH (2S,3S)-3-hydroxy-2-(3-methoxyphenyl)-5-(2-(methylamino)ethyl)-2,3-dihydrobenzo[b][1,4]thiazepin-4(5H)-one hydrochloride 86408-44-8 (Free base)
439 Diltiazem Hydrochloride Diltiazem Impurity - H IH (3S)-5-(2-aminoethyl)-3-hydroxy-2-(4-hydroxyphenyl)-2,3-dihydro-1,5-benzothiazepin-4(5H)-one 115992-91-1
440 Diphenhydramine Hydrochloride Diphenhydramine Hydrochloride EP 2-(Diphenylmethoxy)-N,N-Dimethylethanamine hydrochloride 147-24-0
441 Diphenhydramine Hydrochloride Diphenhydramine Impurity - A EP 2-(diphenylmethoxy)-N-methylethanamine 17471-10-2
442 Diphenhydramine Hydrochloride Diphenhydramine Impurity - B EP 2-[(RS)-(4-methylphenyl)phenylmethoxy]-N,N-dimethylethanamine 19804-27-4
443 Diphenhydramine Hydrochloride Diphenhydramine Impurity - C EP 2-[(RS)-(4-bromophenyl)phenylmethoxy]-N,N-dimethylethanamine 1808-12-4
444 Diphenhydramine Hydrochloride Diphenhydramine Impurity - D EP diphenylmethanol (Benzhydrol) 91-01-0
445 Diphenhydramine Hydrochloride Diphenhydramine Impurity - E EP diphenylmethanone (Benzophenone) 119-61-9
446 Diphenhydramine Hydrochloride Diphenhydramine Related Compound - A USP (2-(Diphenylmethoxy)-N-methylethanamine hydrochloride) 53499-40-4 17471-10-2(free base)
447 Donepezil Hydrochloride Donepezil Related Compound - A USP (E)-2-[(1-Benzylpiperidin-4-yl)methylene]-5,6-dimethoxyindan-1-one 145546-80-1
448 Donepezil Hydrochloride Donepezil Hydrochloride IH (RS)-2-[(1-benzyl-4-piperidinyl)methyl]-5,6-dimethoxy-2,3-dihydroinden-1-one hydrochloride 120011-70-3
449 Donepezil Hydrochloride Donepezil Hydroxy Impurity IH 2-[(1-Benzylpiperidin-4-yl)(hydroxy)methyl]-5,6-dimethoxyindan-1-one 197010-20-1
450 Donepezil Hydrochloride Donepezil Dehydro impurity IH (E)-2-[(1-Benzylpiperidin-4-yl)methylene]-5,6-dimethoxyindan-1-one 145546-80-1
451 Donepezil Hydrochloride Donepezil Benzylchloride Impurity IH 1,1-Dibenzyl-4-[(5,6-dimethoxy-1-oxo-2,3-dihydro-1H-2-yl)methyl]piperidinium chloride 937362-16-8
452 Donepezil Hydrochloride Donepezil N-Oxide Impurity IH (RS)-2-[(1-Benzyl-4-piperidyl)methyl]-5,6-dimethoxy-1-indanone N-oxide 120013-84-5
453 Donepezil Hydrochloride Donepezil Pyridine Analog IH 5,6-Dimethoxy-2-(pyridine-4-yl]-2,3-dihydro-1H-inden-1-onemethyl)indan-1-one 4803-57-0
454 Donepezil Donepezil Dehydro deoxy impurity IH 4-[(5,6-Dimethoxy-1H-inden-2-yl)methyl]-1-(phenylmethyl)piperidine 120013-45-8
455 Doxazosin Mesilate Doxazosin Mesilate EP 1-(4-Amino-6,7-dimethoxyquinazolin-2-yl)-4-[(2RS)-2,3-dihydro-1,4-benzodioxin-2-ylcarbonyl]piperazine methanesulphonate 77883-43-3
456 Doxazosin Mesilate Doxazosin Impurity - A EP (2RS)-2,3-dihydro-1,4-benzodioxine-2-carboxylic acid 3663-80-7
457 Doxazosin Mesilate Doxazosin Impurity - B EP 1-[(2RS)-2,3-dihydro-1,4-benzodioxin-2-ylcarbonyl]piperazine 70918-74-0 (HCl salt) 70918-00-2
458 Doxazosin Mesilate Doxazosin Impurity - C EP 1,4-bis(2,3-dihydro-1,4-benzodioxin-2-ylcarbonyl)piperazine 617677-53-9
459 Doxazosin Mesilate Doxazosin Impurity - D EP 6,7-dimethoxyquinazoline-2,4(1H,3H)-dione 28888-44-0
460 Doxazosin Mesilate Doxazosin Impurity - E EP 2,4-dichloro-6,7-dimethoxyquinazoline 27631-29-4
461 Doxazosin Mesilate Doxazosin Impurity - F EP 2-chloro-6,7-dimethoxyquinazolin-4-amine 23680-84-4
462 Doxazosin Mesilate Doxazosin Impurity - G EP 6,7-dimethoxy-2-(piperazin-1-yl)quinazolin-4-amine 60547-97-9
463 Doxazosin Mesilate Doxazosin Impurity - H EP 2,2'-(piperazine-1,4-diyl)bis(6,7-dimethoxyquinazolin-4-amine) 102839-00-9
464 Doxazosin Mesilate Doxazosin Related Compound - A USP N-(1,4-benzodioxane-2-carbonyl)piperazine hydrochloride 70918-74-0
465 Doxazosin Mesilate Doxazosin Related Compound - B USP 6,7-dimethoxyquinazoline-2,4-dione 28888-44-0
466 Doxazosin Mesilate Doxazosin Related Compound - C USP 2-Chloro-4-amino-6,7-dimethoxyquinazoline 23680-84-4
467 Doxazosin Mesilate Doxazosin Related Compound - D USP 1,4benzodioxane-2-carboxylic acid 3663-80-7
468 Doxazosin Mesilate Doxazosin Related Compound - E USP 2,4-dichloro-6,7-dimethoxyquinazoline 27631-29-4
469 Doxazosin Mesilate Doxazosin Related Compound - F USP N,N'-bis(1,4-benzodioxane-2-carbonyl)piperazine 617677-53-9
470 Doxepin Doxepin N-oxide IH (3E)-3-(dibenzo[b,e]oxepin-11(6H)-ylidene)-N,N-dimethylpropan-1-amine N-oxide 22684-91-9
471 Doxycycline Monohydrate Doxycycline Monohydrate EP (4S,4aR,5S,5aR,6R,12aS)-4-(dimethylamino)-3,5,10,12,12a-pentahydroxy-6-methylene-1,11-dioxo-1,4,4a,5,5a,6,11, 12a-octahydrotetracene-2-carboxamide monohydrate 17086-28-1
472 Doxycycline Monohydrate Doxycycline Impurity - B EP (4S,4aR,5S,5aR,12aS)-4-(dimethyl amino)-3,5,10,12,12a-pentahydroxy-6-methylene-1,11-dioxo-1,4,4a,5,5a,6,11, 12a-octahydrotetracene-2-carboxamide 914-00-1 (Free Base) 2963-95-9
473 Doxylamine Succinate Doxylamine Succinate EP N,N-dimethyl-2-[(1RS)-1-phenyl-1-(pyridin-2-yl) ethoxy]ethanamine hydrogen butanedioate 562-10-7
474 Doxylamine Succinate Doxylamine Impurity - D EP phenyl(pyridin-2-yl)methanone (2- benzoyl pyridine) 91-02-1
475 Doxylamine Succinate Doxylamine Impurity-A IH N,N-Dimethyl-2-[1-phenyl-1-(4-pyridinyl)ethoxy]ethanamine(orDoxylamine 4-pyridinyl isomer 873407-01-3
476 Doxylamine Succinate Doxylamine Impurity-B IH α-Methyl-α-phenyl-2-pyridinemethanol hydrochloride 19490-92-7(freebase) 879671-67-7(HCl salt)
477 Doxylamine Succinate Doxylamine Impurity-C IH Desmethyl Doxylamine(or) N,N-Dimethyl-2-(phenyl-2-pyridinylmethoxy)ethanamine 1221-70-1
478 Duloxetine Hydrochloride Duloxetine Hydrochloride USP (+)-(S)-N-methyl-3-(naphthalen-1-yloxy)-3-(thiophen-2-yl)propan-1-amine Hydrochloride 136434-34-9
479 Duloxetine Hydrochloride Duloxetine Related Compound - A USP (R)-N-Methyl-3-(naphthalene-1-yl oxy)-3-(thiophen-2-yl)propan-1-amine Hydrochloride 910138-96-4
480 Duloxetine Hydrochloride Duloxetine Impurity (R - Isomer of Stage - I) IH R-(-)-N,N-Dimethyl-3-(1-naphthalenyloxy)-3-(2-thienyl) propanamine oxalate NA
481 Duloxetine Hydrochloride R-Isomer of Duloxetine Impurity IH (R)-N-Methyl-3-(naphthalene-1-yl oxy)-3-(thiophen-2-yl)propan-1-amine 910138-96-4(HCl salt)
482 Duloxetine Hydrochloride R- Isomer of Duloxetine KSM IH R-(+)-N,N-Dimethyl-3-hydroxy-3- (2-thienyl)propanamine 132335-49-0
483 Duloxetine Hydrochloride Duloxetine impurity-A IH N-Methyl-N-[(3S)-3-(1-naphthalenyloxy)-3-(2-thienyl)propyl]carbamic Acid Phenyl Ester 947686-08-1
484 Duloxetine Hydrochloride Duloxetine Related Compound-D IH N-methyl-3-[(naphthalene-1-yl)oxy]-3-thiophen-3-yl)propan-1-amine oxalate salt 116817-28-8
485 Duloxetine Hydrochloride Duloxetine N-Methyl Oxalate impurity IH (S)-N,N-Dimethyl-3-(1-naphthalenyloxy)-3-(2-thienyl)propanamine Ethanedioate 132335-47-8
486 Duloxetine Hydrochloride Duloxetine Hydroxy Impurity IH 3-(Dimethylamino)-1-(thiophen-2-yl)propan-1-ol 13636-02-7
487 Duloxetine Hydrochloride Duloxetine Impurity - F IH (S)-N-Methyl-3-(naphthalen-1-yloxy)-3-(thiophen-3-yl)propan-1-amine oxalate 116817-27-7(Free base) 1104890-90-5(HCl salt)
488 Duloxetine Hydrochloride Duloxetine Related Compound - H USP (S)-4-Methyl[3-(naphthalen-1-yloxy)-3-(thiophen-2-yl)propyl]amino]-4-oxobutanoic acid 199191-66-7
489 Duloxetine Hydrochloride Duloxetine Impurity - C IH 4-[(1RS)-3-(Methylamino)-1-(thiophen-2-yl)propyl]naphthalen-1-ol 940096-01-9(HBr salt)
490 Dalfampridine Dalfampridine IH 4-Aminopyridine 504-24-5
491 Dalfampridine Dalfampridine Impurity IH N-(4-Aminopyridin-3-yl)acetamide hydrochloride 676464-96-3
492 Dalfampridine Dalfampridine N-Oxide Impurity IH 4-Aminopyridine N-Oxide 3535-75-9
493 Dalfampridine Dalfampridine Methane diamine Impurity IH N,N'-Di-4-pyridinyl-methanediamine 4589-32-6
494 Dalfampridine Dalfampridine Impurity IH 4-Aminopyridin-3-ol hydrochloride 52334-53-9
495 Ebastine Ebastine EP 1-[4-(1,1-Dimethylethyl)phenyl]-4-[4-(diphenyl methoxy)piperidin-1-yl] butan-1-one 90729-43-4
496 Ebastine Ebastine Impurity - A EP Diphenylmethanol 91-01-0
497 Ebastine Ebastine Impurity - B EP 1-[4-(1,1-dimethylethyl)phenyl]ethanone 943-27-1
498 Ebastine Ebastine Impurity - C EP 4-(diphenylmethoxy)piperidine 58258-01-8
499 Ebastine Ebastine Impurity - D EP 1-[4-(1,1-dimethylethyl)phenyl]-4-(4-hydroxypiperidin-1-yl)butan-1-one 97928-18-2
500 Ebastine Ebastine Impurity - E EP 1-[4-(1,1-dimethylpropyl)phenyl]-4-[4-(diphenylmethoxy)piperidin-1-yl] butan-1-one 1312211-93-0
501 Ebastine Ebastine Impurity-F EP 1-[4-(1,1-dimethylethyl)phenyl]-4-[cis-4-(diphenylmethoxy)-1-oxidopiperidin-1- yl]butan-1-one, 1256285-71-8
502 Ebastine Ebastine Related Compound - B USP 1-[4-(dimethylethyl)phenyl]ethanone 943-27-1
503 Ebastine Ebastine Related Compound - C USP 4-(diphenylmethoxy)piperidine hydrochloride 58258-01-8 (Free Base)
504 Ebastine Ebastine Related Compound - D USP 1-[4-(1,1-Dimethylethyl)phenyl]-4-(4-hydroxypiperidin-1-yl) butan-1-one 97928-18-2
505 Ebastine Ebastine N-Oxide Impurity IH 1-[4-(1,1-Dimethylethyl)phenyl]-4-[4-(diphenylmethoxy)-1-oxido-1-piperidinyl]-1-butanone) 1256285-71-8
506 Ebastine Ebastine Impurity IH 1-(4-tert-butylphenyl)-4-chlorobutan-1-one 43076-61-5
507 Ebastine Ebastine Impurity - H IH 1,1',1'',1'''-(oxydinethanetetryl) tetrabenzene 574-42-5
508 Eletriptan Eletriptan IH (R )-3-[(1-methylpyrrolidin-2-yl) methyl]-5(2-phenyl sulfonylethyl)-1H-indole 143322-58-1
509 Eletriptan Eletriptan Related Compound - B USP 5-bromo-3-((R )-1-methyl pyrrolidin-2-yl)methyl)-1H-indole 143322-57-0
510 Eletriptan Eletriptan S-Enantiomer USP (S )-3-[(1-methylpyrrolidin-2-yl) methyl]-5(2-phenylsulfony lethyl)-1H-indole monohydrobromide 1252673-29-2
511 Eletriptan Eletriptan Impurity - A IH 3-((R )-1-methyl pyrrolidin-2-yl) methyl)-1H-indole 143322-55-8
512 Eletriptan Eletriptan Impurity - B IH 5-bromo-3-((R )-1-methyl pyrrolidin-2-yl)methyl)-1H-indole 143322-57-0
513 Eletriptan Eletriptan Impurity - C IH 3-((R )-1-methyl pyrrolidin-2-yl) methyl)-5-((E )-2-(Phenyl sulfonyl)vinyl)-1H-indole 188113-72-6
514 Eletriptan Eletriptan Impurity - D IH 5-(2-phenyl sulfonyl ethyl)-1H-indole 1225327-16-1
515 Eletriptan Eletriptan S-Isomer Impurity IH (S )-3-[(1-methylpyrrolidin-2-yl) methyl]-5(2-phenylsulfony lethyl)-1H-indole 1252673-29-2
516 Emtricitabine Emtricitabine IH 4-amino-5-fluoro-1-[(2R,5S)-2-(hydroxymethyl)-1,3-oxathiolan-5-yl]-1,2-dihydropyrimidin-2-one 143491-57-0
517 Emtricitabine Emtricitabine Enantiomer IH 5-fluoro-1-[(2S,5R)-2-(hydroxy methyl)-1,3-oxathiolan-5-yl] cytosine 134379-77-4
518 Enalapril Maleate Enalapril Maleate EP (2S)-1-[(2S)-2-[[(1S)-1-(ethoxycarbonyl)-3-phenylpropyl]amino]propanoyl]pyrrolidine-2-carboxylic acid (Z)-butenedioate (1:1)(isomer) 76095-16-4
519 Enalapril Maleate Enalapril Impurity - A EP (2S)-1-[(2S)-2-[[(1S)-1-(ethoxycarbonyl)-3-phenylpropyl]amino]propanoyl]pyrrolidine-2-carboxylic acid (ECDPA Impurity ) 76420-74-1
520 Enalapril Maleate Enalapril Impurity - B EP (2S)-2-[[(1S)-1-(ethoxycarbonyl)-3-phenylpropyl]amino]propanoic acid (Diacid) 82717-96-2
521 Enalapril Maleate Enalapril Impurity - F EP (2S)-1-[(2S)-2-[[(1S)-1-(butoxycarbonyl)-3-phenylpropyl]amino]propanoyl]pyrrolidine-2-carboxylic acid (Butyl Ester Analog) 76391-34-9
522 Enalapril Maleate Enalapril Impurity - H EP (2S)-1-[(2S)-2-[[(1S)-3-cyclohexyl-1-(ethoxycarbonyl)propyl]amino] propanoyl]pyrrolidine-2-carboxylic acid (Cyclohexyl analog) 2055735-10-7
523 Enalapril Maleate Enalapril Impurity - I EP 1H-imidazole 288-32-4
524 Enalapril Maleate Enalapril Impurity - D EP (2R)-(2S,3aS,7aS)-1-[(2S)-2-[(1S)-1-(ethoxycarbonyl)-3-phenylpropyl]amino]propanoyl]octahydro-1H-indole-2-carboxylic acid 115729-52-7
525 Enalapril Maleate Enalapril Impurity - C EP (2S)-1-[(2S)-2-[[(1S)-1-carboxy-3-phenylpropyl]amino]propanoyl]pyrrolidine-2-carboxylic acid 84680-54-6
526 Enalapril Maleate Enalapril Impurity - G EP (2S)-2-[[(1S)-3-cyclohexyl-1-(ethoxycarbonyl)propyl]amino]propanoic acid 460720-14-3
527 Entacapone Entacapone EP (2E)-2-cyano-3-(3,4-dihydroxy-5-nitrophenyl)-N,N-diethylprop-2-enamide 130929-57-6
528 Entacapone Entacapone Impurity - C EP 3,4-dihydroxy-5-nitro benzaldehyde 116313-85-0
529 Ethambutol Hydrochloride Ethambutol Hydrochloride EP (2S,2'S)-2,2'-(ethylenediimino)dibutan-1-ol dihydrochloride 1070-11-7
530 Ethambutol Hydrochloride Ethambutol Impurity - A EP 2-aminobutan-1-ol 96-20-8
531 Ethambutol Hydrochloride Ethambutol Impurity - D EP 1,2-dichloroethane (ethylene chloride) 107-06-2
532 Erdosteine Erdosteine IH [(2-oxo-2-[(2-oxotetrahydrothiophen-3-yl)amino] ethyl]sulfanyl]acetic Acid 84611-23-4
533 Erdosteine Erdosteine Impurity ( Metabolite - 1) IH N-[(carboxymethyl)thioacetyl]homocysteine 121213-21-6
534 Erdosteine Erdosteine Impurity ( EP21506 ) IH Bis-N-(2-Oxo-3-tetrahydrothienyl) thiodiglycylamide NA
535 Erdosteine Erdosteine RV201 IH S-[2-[N-3-(2-oxotetrahydrothienyl) acetamido]-N-(carboxymethyl thioetyl) homocysteine NA
536 Escitalopram Escitalopram IH (S)-1-[3-(dimethylaminopropyl)-1-(4-fluoro phenyl)-1,3-dihydroisobenzofuran-5-carbonitrile 219861-08-2
537 Escitalopram Escitalopram Oxo Impurity IH (±S)-1-[3-(dimethylaminopropyl)-1-(4-fluorophenyl)-3-oxo-1,3-dihydro-2-benzofuran-5-carbonitrile oxalate 372941-54-3 (Free Base)
538 Escitalopram Escitalopram Impurity - C IH (1-(3-(dimethylamino)propyl)-1,3-dihydro-1-phenylisibenzofuran-5-carbonitrile) oxalate(Desfluoro Escitalopram) 1093072-86-6
539 Escitalopram Escitalopram Acid impurity IH (S)-1-[3-(dimethylaminopropyl)-1-(4-fluorophenyl)-1,3-dihydroisobenzofuran-5-Carboxylic acid 1133881-04-5
540 Escitalopram Di-Demethyl Impurity IH (±s)-1-(3-aminopropyl)-1-(4-fluorophenyl)-1,3-dihydro-2-benzofuran-5-carbonitrile 166037-78-1
541 Escitalopram Escitalopram amide impurity IH 4-[4-(Dimethylamino)-1-(4-fluorophenyl)-1-hydroxybutyl]-3-(hydroxymethyl)benzamide NA
542 Esomeprazole Magnesium Trihydrate Esomeprazole Magnesium Trihydrate EP Magnesium bis[5-methoxy-2-[(S)-[(4-methoxy-3,5-dimethyl pyridin-2-yl) methyl]sulphinyl]-1H-benzimidazol-1-ide] trihydrate 217087-09-7
543 Esomeprazole Magnesium Trihydrate Esomeprazole Impurity - A EP 5-methoxy-1H-benzimidazole-2-thiol 37052-78-1
544 Esomeprazole Magnesium Trihydrate Esomeprazole Impurity - C EP 5-methoxy-2-[[(4-methoxy-3,5-dimethylpyridin-2-yl) methyl]sulphanyl]-1H-benzimidazole (Lifrazole) 73590-85-9
545 Esomeprazole Magnesium Trihydrate Esomeprazole Impurity - D EP 5-methoxy-2-[[(4-methoxy-3,5-dimethylpyridin-2-yl) methyl]sulphonyl]-1H-benzimidazole (Omeprazole Sulfone) 88546-55-8
546 Esomeprazole Magnesium Trihydrate Esomeprazole Impurity - E EP 4-methoxy-2-[[(RS)-(5-methoxy-1H-benzimidazol-2-yl) sulphinyl]methyl]-3,5-dimethylpyridine 1-oxide 176219-04-8
547 Esomeprazole Magnesium Trihydrate Esomeprazole Impurity - B EP 2-[[(RS)-[(3,5-dimethylpyridin-2-yl)methyl]sulfinyl]-5-methoxy-1H-benzimidazole 110374-16-8
548 Esomeprazole Magnesium Trihydrate Esomeprazole Related Compound - A USP 5-methoxy-2-[[(4-methoxy-3,5-dimethylpyridin-2yl) methyl]sulphonyl]-1H-benzimidazole (Omeprazole Sulfone) 88546-55-8
549 Esomeprazole Magnesium Trihydrate Esomeprazole Related compound - E USP 4-methoxy-2-[[(RS)-(5-methoxy-1H-benzimidazol-2-yl) sulphinyl]methyl]-3,5-dimethylpyridine 1-oxide 176219-04-8
550 Esomeprazole Magnesium Trihydrate Esomeprazole Related Compound - I USP 5-Methoxy-2-[[(4-methoxy-3,5-dimethylpyridin-2-yl)methylsulphonyl]-1H-benzimidazole N-oxide 158812-85-2
551 Esomeprazole Magnesium Trihydrate Esomeprazole Impurity - I IH 5-Methoxy-2-[[(4-methoxy-3,5-dimethylpyridin-2-yl)methyl]sulfonyl]-1H-benzimidazole N-oxide 158812-85-2
552 Esomeprazole Magnesium Trihydrate Esomeprazole R-isomer IH 5-Methoxy-2-[(R)-[(4-methoxy-3,5-dimethylpyridine-2-yl)methyl]sulfinyl]-1H-benzimidazole potassium salt 161796-77-6 (Sodium Salt)
553 Ethyl Hydroxybenzoate Ethyl Hydroxybenzoate EP Ethyl 4-hydroxybenzoate 120-47-8
554 Ethyl Hydroxybenzoate Ethyl Hydroxybenzoate Impurity - A EP 4-hydroxybenzoicacid 99-96-7
555 Ethyl Hydroxybenzoate Ethyl Hydroxybenzoate Impurity - B EP methyl 4-hydroxybenzoate(Methyl parahydroxybenzoate) 99-76-3
556 Ethyl Hydroxybenzoate Ethyl Hydroxybenzoate Impurity - C EP propyl 4-hydroxybenzoate(Propyl parahydroxybenzoate) 94-13-3
557 Ethyl Hydroxybenzoate Ethyl Hydroxybenzoate Impurity - D EP butyl 4-hydroxybenzoate(Butyl parahydroxybenzoate) 94-26-8
558 Etoricoxib CDPTH Impurity IH 1-[(2E)-2-chloro-3-(piperidin-1-yl)prop-2-en-1-ylidene]piperidin-1-ium NA
559 Etodolac Etodolac EP 2-[(1RS)-1,8-Diethyl-1,3,4,9-tetrahydropyrano[3,4-b]indol-1-yl]acetic acid 41340-25-4
560 Etodolac Etodolac Impurity - B EP 2-[(1RS)-1-ethyl-8-methyl-1,3,4,9-tetrahydropyrano[3,4-b]indol-1-yl]acetic acid (8-methyl etodolac) 41340-19-6
561 Etodolac Etodolac Impurity - C EP 2-[(1RS)-8-ethyl-1-methyl-1,3,4,9-tetrahydropyrano[3,4-b]indol-1-yl]acetic acid (1-methyl etodolac) 109518-50-5 109518-47-0 (Mixture +/-)
562 Etodolac Etodolac Impurity - H EP 2-(7-ethyl-1H-indol-3-yl)ethanol 41340-36-7
563 Etodolac Etodolac Impurity - K EP methyl 2-[(1RS)-1,8-diethyl-1,3,4,9-tetrahydro pyrano[3,4-b]indol-1-yl acetate ( etodolac methyl ester) 122188-02-7
564 Etodolac Etodolac Related Compound - A USP 2-[(1RS)-8-ethyl-1-methyl-1,3,4,9-tetrahydropyrano[3,4-b]indol-1-yl]acetic acid (1-methyl etodolac) 109518-50-5 109518-47-0 (Mixture +/-)
565 Epinephrine Epinephrine EP 4-[(1R)-1-Hydroxy-2-(methylamino)ethyl]benzene-1,2-diol 51-43-4
566 Epinephrine Epinephrine Impurity - F EP (1R)-1-(3,4-dihydroxyphenyl)-2-(methylamino)ethanesulfonic acid 78995-75-2
567 Epinephrine Epinephrine Sulfonic acid impurity IH 1-(3,4-dihydroxyphenyl)-2-(methylamino)ethanesulfonic acid 26405-77-8
568 Epinephrine Epinephrine Methoxy Impurity IH 4-[1-methoxy-2-(methylamino)ethyl]benzene-1,2-diol hydrochloride 74571-90-7
569 Epinephrine Epinephrine S-Epinephrine Impurity IH 4-[(1S)-1-hydroxy-2-(methylamino)ethyl]benzene-1,2-diol 150-05-0
570 Epinephrine Epinephrine Methyl benzyl ethanone Impurity IH 2-[benzyl(methyl)amino]-1-(3,4-dihydrophenyl)ethane-1-one hydrochloride 317351-39-6
571 Epinephrine Epinephrine Methyl benzyl ethanol Impurity IH 4-[2-[benzyl(methyl)amino]-1-hydroxyethyl]benzene-1,2-diol 1095714-91-2
572 Epinephrine Epinephrine Deoxy Impurity IH 4-[2-(methylamino)ethyl]benzene-1,2-diol hydrochloride 501-15-5(Free base) 62-32-8(HCl salt)
573 Enrofloxacin Enrofloxacin EP 1-Cyclopropyl-7-(4-ethylpiperazin-1-yl)-6-fluoro-4-oxo-1,4-dihydroquinoline-3-carboxylic acid 93106-60-6
574 Enrofloxacin Enrofloxacin Impurity - C EP 1-cyclopropyl-7-(4-ethylpiperazin-1-yl)-4-oxo-1,4-dihydroquinoline-3-carboxylic acid 138892-82-7
575 Enrofloxacin Enrofloxacin Impurity - E EP 6-chloro-1-cyclopropyl-7-(4-ethylpiperazin-1-yl)-4-oxo-1,4-dihydroquinoline-3-carboxylic acid 1369495-59-9
576 Enrofloxacin Enrofloxacin Impurity - F EP 1-cyclopropyl-7-(4-ethylpiperazin-1-yl)-6-fluoroquinolin-4(1H)-one 131775-99-0
577 Felodipine Felodipine EP Ethyl methyl (4RS)-4-(2,3-dichlorophenyl)-2,6-dimethyl-1,4-dihydropyridine-3,5-dicarboxylate 72509-76-3
578 Felodipine Felodipine Impurity - A EP Ethyl methyl -4-(2,3-dichlorophenyl)-2,6-dimethylpyridine-3,5-dicarboxylate 96382-71-7
579 Felodipine Felodipine Impurity - B EP Dimethyl 4-(2,3-dichlorophenyl)-2,6-dimethyl-1,4-dihydropyridine-3,5-dicarboxylate 91189-59-2
580 Felodipine Felodipine Impurity - C EP Diethyl 4-(2,3-dichlorophenyl)-2,6-dimethyl-1,4-dihydropyridine-3,5-dicarboxylate 79925-38-5
581 Felodipine Felodipine Related Compound - A USP Ethyl methyl -4-(2,3-dichlorophenyl)-2,6-dimethylpyridine-3,5-dicarboxylate 96382-71-7
582 Fenofibrate Fenofibrate EP 1-Methylethyl 2-[4-(4-chlorobenzoyl)phenoxy]-2-methylpropanoate 49562-28-9
583 Fenofibrate Fenofibrate Impurity - A EP (4-chlorophenyl)(4-hydroxyphenyl) methanone 42019-78-3
584 Fenofibrate Fenofibrate Impurity - B EP 2-[4-(4-chlorobenzoyl)phenoxy]-2-methylpropanoic acid (fenofibric acid) 42017-89-0
585 Fenofibrate Fenofibrate Impurity - C EP (3RS)-3-[4-(4-chlorobenzoyl)phenoxy]butan-2-one 217636-47-0
586 Fenofibrate Fenofibrate Impurity - D EP methyl 2-[4-(4-chlorobenzoyl)phenoxy]-2-methylpropanoate 42019-07-8
587 Fenofibrate Fenofibrate Impurity - E EP ethyl 2-[4-(4-chlorobenzoyl)phenoxy]-2-methylpropanoate 42019-08-9
588 Fenofibrate Fenofibrate Impurity - F EP (4-chlorophenyl)[4-(1-methylethoxy-)phenyl] methanone 154356-96-4
589 Fenofibrate Fenofibrate Impurity - G EP 1-methylethyl 2-[[2-[4-(4-chlorobenzoyl phenoxy)-2-methyl propanoyl]oxy]-2-methyl propanoate 217636-48-1
590 Fenofibrate Fenofibrate Related Compound - A USP (4-chlorophenyl)(4-hydroxyphenyl)methanone) 42019-78-3
591 Fenofibrate Fenofibrate Related Compound - B USP (2-(4-(4-chlorobenzoyl)phenoxy)-2-methyl propanoic acid) 42017-89-0
592 Fenofibrate Fenofibrate Related Compound - C USP (1-methylethyl 2-[[2-[4-(4-chlorobenzoyl)phenoxy)-2-methylpropanoyl]oxy]-2-methylpropanoate) 217636-48-1
593 Fenofibrate Fenofibrate choline impurity IH 2-Hydroxy-N,N,N,-trimetyl ethanaminium,2-[4-(4-chlorobenzoyl)phenoxy]-2-methylpropanoate 856676-23-8
594 Flecainide Acetate Flecainide Acetate EP N-[(RS)-(Piperidin-2-ylmethyl)]-2,5-bis(2,2,2-trifluoroethoxy)benzamide acetate 54143-56-5
595 Flecainide Acetate Flecainide Impurity - B EP (RS)-piperidin-2-ylmethanamine 22990-77-8
596 Flecainide Acetate Flecainide Impurity - C EP (RS)-4-hydroxy-N-(piperidin-2-ylmethyl)-2,5-bis(2,2,2-trifluoroethoxy)benzamide 15217-1-74-9
597 Flecainide Acetate Flecainide Impurity - D EP 2,5-bis(2,2,2-trifluoroethoxy)benzoic acid 35480-52-5
598 Flecainide Acetate Flecainide Impurity - E EP N-(pyridin-2-ylmethyl)-2,5-bis(2,2,2-trifluoroethoxy)benzamide 57415-36-8
599 Fingolimod Hydrochloride Fingolimod Hydrochloride IH 2-Amino-2-[2-(4-octylphenyl)ethyl]propane-1,3-diol hydrochloride 162359-56-0
600 Fingolimod Hydrochloride Fingolimod Impurity - 1 IH N-(1,1-bis(hydroxymethyl)-3-(4-octylphenyl)propyl)acetamide 249289-10-9
601 Fingolimod Hydrochloride Fingolimode Impurity IH 2-chloro-1-(4-octylphenyl)ethanone 51326-38-6
602 Fingolimod Hydrochloride Fingolimod Nitro Impurity IH 2-Nitro-2-[2-(4-octylphenyl)ethyl]propane-1,3-diol 374077-88-0
603 Fluconazole Fluconazole EP 2-(2,4-Difluorophenyl)-1,3-bis(1H-1,2,4-triazol-1-yl) propan-2-ol 86386-73-4
604 Fluconazole Fluconazole impurity-D EP 2-(4-fluorophenyl)-1,3-bis(1H-1,2,4-triazol-1-yl)propan-2-ol 81886-51-3
605 Fluconazole Fluconazole Related compound-A USP 2-[2-fluoro-4-(1H-1,2,4-triazol-1-yl)phenyl]-1,3-bis(1H-1,2,4-triazol-1-yl)propan-2-ol 871550-15-1
606 Fluconazole Fluconazole Related compound-B USP 2-Desfluoro fluconazole 81886-51-3
607 Fluconazole Fluconazole Impurity IH 1-[[2-(2,4-difluorophenyl)oxiran-2-yl]methyl]-1H-1,2,4-triazole 86386-77-8 (Sulfonate salt)
608 Fluconazole Fluconazole Impurity IH 1,3-bis(1H-1,2,4-triazol-1-yl)propan-2-one 98414-56-3
609 Fluconazole Fluconazole Impurity-C IH 1,1'-(1,3-phenylene)bis(1H-1,2,4-triazole) 514222-44-7
610 Fluoxetine Hydrochloride Fluoxetine Hydrochloride EP (3RS)-N-Methyl-3-phenyl-3-(4-trifluoromethylphenoxy)propan-1-amine hydrochloride 59333-67-4
611 Fluoxetine Hydrochloride Fluoxetine Impurity - A EP (1RS)-3-(methylamino)-1-phenylpropan-1-ol 42142-52-9
612 Fluoxetine Hydrochloride Fluoxetine Impurity - B EP N-methyl-3-phenylpropan-1-amine, 23580-89-4
613 Fluoxetine Hydrochloride Fluoxetine Impurity - C EP (3RS)-N-methyl-3-phenyl-3-[3-(trifluoromethyl)phenoxy]propan-1-amine 79088-29-2 (HCl Salt) 56161-72-9
614 Fluoxetine Hydrochloride Fluoxetine Related Compound - A USP (N-Methyl-3-phenyl-3-[alpha,alpha,alpha-(trifluoro-m-tolyl)oxy] propylamine Hydrochloride 79088-29-2
615 Fluoxetine Hydrochloride Fluoxetine Related Compound - B USP N-methyl 3-phenylpropylamine 23580-89-4
616 Fluoxetine Hydrochloride Fluoxetine impurity IH 3-(dimethylamino)-1-phenylpropan-1-ol 5554-64-3
617 Fluoxetine Hydrochloride Fluoxetine Dimethyl amine impurity IH N,N-dimethyl-3-phenyl-3-[4-(trifluoromethyl)phenoxy]propan-1-amine 56225-81-1
618 Fluvoxamine Maleate Fluvoxamine Maleate EP 2-{[(E)-5-Methoxy-1-(4-trifluoromethyl phenyl) pentan-1-ylidene] aminooxy}ethanamine (Z)-butenedioate 61718-82-9
619 Fluvoxamine Maleate Fluvoxamine impurity-I EP (±Z)-N-hydroxy-5-methoxy-1-(4-trifluoromethylphenyl)pentan-1-imine 88699984-7
620 Fluvoxamine Maleate Fluvoxamine Impurity - VIII IH 5'-Methoxy-4-trifluoromethyl valerophenone 61718-80-7
621 Folic acid Folic acid EP (2S)-2-[[4-[[2-Amino-4-oxo-1,4-dihydropteridin-6-yl)methyl]amino] benzo]amino]pentanedioic acid 59-30-3
622 Folic acid Folic acid Impurity - A EP (2S)-2-[(4-aminobenzoyl)amino]pentanedioic acid (N-(4-aminobenzoyl)-L-glutamic acid) 4271-30-1
623 Folic acid Folic acid Impurity - D EP 4-[[(2-amino-4-oxo-1,4-dihydropteridin-6-yl)methyl]amino] benzoic acid (pteroic acid) 119-24-4
624 Furosemide Furosemide EP 4-Chloro-2-(furan-2-ylmethylamino)-5-sulfamoylbenzoic acid 54-31-9
625 Furosemide Furosemide Impurity - A EP 2-chloro-4-[(furan-2-ylmethylamino)-5-sulfamoylbenzoic acid 4818-59-1
626 Furosemide Furosemide Impurity - B EP 2,4-dichloro-5-sulfamoylbenzoic acid, 2736-23-4
627 Furosemide Furosemide Impurity - C EP 2-amino-4-chloro-5-sulfamoylbenzoic acid 3086-91-7
628 Furosemide Furosemide Impurity - E EP 2,4-dichlorobenzoic acid 50-84-0
629 Furosemide Furosemide Related Compound - A USP 2-Chloro-4-N-furfurylamino-5-sulfomylbenzoic acid 4818-59-1
630 Furosemide Furosemide Related Compound - B USP 4-Chloro-5-sulfonylanthranilic acid 3086-91-7
631 Febuxostat Febuxostat IH 2-(3-Cyano-4-(2-methylpropoxy)phenyl)-4-methyl-5-thiazolecarboxylic Acid 144060-53-7
632 Febuxostat Febuxostat Descyano hydroxy ethyl ester Impurity IH 2-(4-Hydroxyphenyl)-4-methylthiazole-5-carboxylic acid ethyl ester 161797-99-5
633 Febuxostat Febuxostat Descyano ethyl ester Impurity IH 2-(4-Isobutoxyphenyl)-4-methylthiazole-5-Carboxylic acid ethyl ester 144060-97-9
634 Febuxostat RSM of Febuxostat IH Ethyl 2-(3-formyl-4-hydroxyphenyl)-4-methyl-1,3-thiazole-5-carboxylate 161798-01-2
635 Febuxostat Febuxostat Des Stage-1 IH Ethyl 2-(3-formyl-4-(2-methylpropoxy)phenyl)-4-methyl-1,3-thiazole-5-carboxylate 161798-03-4
636 Febuxostat Febuxostat Ethyl ester IH Ethyl 2-(3-Cyano-4-isobutoxyphenyl)-4-methylthiazole-5-carboxylate 160844-75-7
637 Febuxostat Febuxostat Sec-butoxy Stage-2 IH Ethyl 2-(4-(butan-2-yloxy)-3-cyanophenyl)-4-methyl-1,3-thiazole-5-carboxylate NA
638 Febuxostat Febuxostat Di acid & Amide impurities IH 2-(3-carboxy-4-(2-methylpropoxy)phenyl)-4-methyl-1,3-thiazole-5-carboxylic acid 1239233-87-4
639 Febuxostat Febuxostat Impurity IH 2-(3-cyano-4-propoxyphenyl)-4-methyl-1,3-thiazole-5-carboxylic acid 1657014-33-9
640 Febuxostat Febuxostat Impurity IH 2-(3-formyl-4-(2-methylpropoxy)phenyl)-4-methyl-1,3-thiazole-5-carboxylic acid 161798-03-4
641 Gabapentin Gabapentin EP [1-(aminomethyl)cyclohexyl]acetic acid 60142-96-3
642 Gabapentin Gabapentin Related Compound - A USP 2-Azaspiro[4,5]decan-3-one 64744-50-9
643 Gatifloxacin Gatifloxacin IH 1-cyclopropyl-6-fluoro- 8-methoxy-7-(3-methylpiperazin-1-yl)-4-oxo-quinoline-3-carboxylic acid 112811-59-3
644 Gatifloxacin 8-Hydroxy Gatifloxacin IH 1-cyclopropyl-6-fluoro-8-hydroxy-7-(3-methylpiperazin-1-yl)-4-oxo-1,4-dihydroquinoline-3-carboxylic acid 616205-76-6
645 Gatifloxacin Difluoro Hydroxy Gatifloxacin IH 1-cyclopropyl-6,7-difluoro-8-hydroxy-4-oxo-1,4-dihydro quinoline-3-carboxylic acid 154093-72-8
646 Gatifloxacin Difluoro Methoxy Gatifloxacin IH 1-cyclopropyl-6,7-difluoro-8-methoxy-4-oxo-1,4-dihydro quinoline-3-carboxylic acid NA
647 Gatifloxacin Iso Gatifloxacin Impurity IH 1-cyclopropyl-6-fluoro-1,4-dihydro-8-methoxy-7-(2-methyl-1-piperazinyl)-4-oxo-3-quinolinecarboxylic Acid 1029364-65-5
648 Gatifloxacin Gatifloxacin Desmethyl Impurity IH 1-cyclopropyl-6-fluoro-8-methoxy-4-oxo-7-(piperazin-1-yl)-1,4-dihydroquinoline-3-carboxylic acid 112811-57-1
649 Gatifloxacin Gatifloxacin Impurity - I IH 7-[(2-aminopropyl)amino]-1-cyclopropyl-6-fluoro-8-methoxy-4-oxo-1,4-dihydro quinoline-3-carboxylic acid 172426-86-7
650 Gatifloxacin Gatifloxacin Impurity - II IH 7-[(2-aminopropyl)amino]-1-cyclopropyl-6-fluoro-8-methoxy-4-oxo-1,4-dihydroquinoline-3-carboxylic acid(Gatifloxacin Desethylene impurity) 172426-87-8
651 Glimepiride Glimepiride EP 1-[[4-(2-(3-Ethyl-4-methyl-2-oxo-3-pyrroline-1-carboxamido)-ethylphenyl)sulfonyl]-3-trans-(4-methylcyclohexyl)urea 93479-97-1
652 Glimepiride Glimepiride Impurity - B EP 3-ethyl-4-methyl-2-oxo-N-[2-(4-sulfamoyl phenyl)ethyl]-2,3-dihydro-1H-pyrrole-1-carboxamide, 119018-29-0
653 Glimepiride Glimepiride Impurity - C EP methyl [[4-[2-[[(3-ethyl-4-methyl-2-oxo-2,3-dihydro-1H-pyrrol-1-yl)carbonyl] amino] ethyl]phenyl] sulphonyl]carbamate 119018-30-3
654 Glimepiride Glimepiride Related Compond - B USP Glimepiride sulfonamide 119018-29-0
655 Glimepiride Glimepiride Related Compond - C USP Glimepiride urethane 119018-30-3
656 Glimepiride Glimepiride Ethyl Urethane Impurity IH 1-[[4-[2-(3-Ethyl-4-methyl-2-oxo-3-pyrroline-1-carboxamido)ethyl] phenylsulfonyl]-ethoxy carbamate 318515-70-7
657 Glipizide Glipizide EP 1-Cyclohexyl-3-[[4-[2-[(5-methylpyrazin-2- yl)carbonyl]amino] ethyl]phenyl] sulfonyl]urea 29094-61-9
658 Glipizide Glipizide Impurity - B EP cyclohexanamine 108-91-8
659 Glipizide Glipizide Impurity - F EP Ethyl [2-(4-sulfamoylphenyl) ethyl] carbamate 192118-08-4
660 Guaifenesin Guaifenesin EP (2RS)-3-(2-Methoxyphenoxy)propane-1,2-diol 93-14-1
661 Guaifenesin Guaifenesin Impurity A EP 2-methoxyphenol (guaiacol) 90-05-1
662 Guaifenesin Guaifenesin Impurity -B EP 2-(2-methoxyphenoxy)propane-1,3-diol (B-isomer) 14007-09-1
663 Guaifenesin Guaifenesin Impurity -C EP 1,1'-oxybis[3-(2-methoxyphenoxy)propan-2-ol] (bisether) 1797132-23-0
664 Guaifenesin Guaifenesin Impurity -D EP 1,3-bis(2-methoxyphenoxy)propan-2-ol 16929-60-5
665 Guaifenesin Guaifenesin Impurity IH 4-[(2-methoxyphenoxy)methyl]-1,3-dioxolan-2-one 2049-21-0
666 Gliclazide Gliclazide EP 1-(Hexahydrocyclopenta[C]pyrrol-2(1H)-yl)-3-[(4-methylphenyl)sulfonyl]urea 21187-98-4
667 Gliclazide Gliclazide Impurity - C IH Ethyl(P-Toluenesulfonyl)carbamate 5577-13-9
668 Haloperidol Haloperidol EP 4-[4-(4-Chlorophenyl)-4-hydroxypiperidln-1-yl]-1-(4-fluorophenyl)butan-1-one 52-86-8
669 Haloperidol Haloperidol Impurity - D EP 4-[4-(4-chlorophenyl)-4-hydroxypiperidln -1-yl]-1-[4-(4,4-chlorophenyl)-4-hydroxy piperidin-1-yl]phenylbutan-1-one 67987-08-0
670 Haloperidol Haloperidol Related Compound - A USP (4,4'-Bis[4-(p-chlorophenyl)-4-hydroxy-piperidino]-butyrophenone) 67987-08-0
671 Hydrochlorothiazide Hydrochlorothiazide EP 6-Chloro-3,4-dihydro-2H-1,2,4-benzothiadiazine-7-sulfonamide 1,1-dioxide 58-93-5
672 Hydrochlorothiazide Hydrochlorothiazide Impurity - A EP 6-Chloro-2H-1,2,4-benzothiadiazine-7-Sulfonamide 1,1-dioxide(chlorothiazide) 58-94-6
673 Hydrochlorothiazide Hydrochlorothiazide Impurity - B EP 4-amino-6-chlorobenzene-1,3-disulfonamide (salamide) 121-30-2
674 Hydrochlorothiazide Hydrochlorothiazide Impurity - C EP 6-chloro-N-[(6-chloro-7-sulfamoyl-2,3-dihydro-4H-1,2,4-benzothiadiazin-4-yl) 1,1-dioxide)methyl]-3,4-dihydro-2H-1,2,4-benzothiadiazine-7-sulfonamide 1,1-dioxide 402824-96-8
675 Hydrochlorothiazide 5-Chloro Hydrochlorothiazide Impurity IH 5,6-dichloro-3,4-dihydro-2H-1,2,4-benzthiadiazine-7-sulfonamide 1,1-dioxide 5233-42-1
676 Isoniazid Isoniazid EP Pyridine-4-Carbohydrazide 54-85-3
677 Isoniazid Isoniazid Impurity IH 3,5-di(pyridin-4-yl)-4H-1,2,4-triazol-4-amine 38634-05-8
678 Ibuprofen Ibuprofen BP/EP (2RS)-2-[4-(2-Methylpropyl)phenyl]propanoic acid 15687-27-1
679 Ibuprofen Ibuprofen Impurity - B BP/EP (2RS)-2-(4-butylphenyl)propanoic acid 3585-49-7
680 Ibuprofen Ibuprofen Impurity - C (Amide Imp) BP/EP (2RS)-2-[4-(2-methylpropyl)phenyl]propanamide 59512-17-3
681 Ibuprofen Ibuprofen Impurity - N EP (2RS)-2-(4-ethylphenyl)propanoic acid 3585-52-2
682 Ibuprofen Ibuprofen impurity-D EP 2-(p-Tolyl)propionic Acid 938-94-3
683 Ibuprofen Ibuprofen impurity-E EP 4'-Isobutylacetophenone 38861-78-8
684 Ibuprofen Ibuprofen impurity-A EP (2RS)-2-[3-(2-methylpropyl)phenyl]propanoic acid, 66622-47-7
685 Ibuprofen Ibuprofen methyl ester IH (±)-Ibuprofen Methyl Ester 61566-34-5
686 Ibuprofen Ibuprofen isopropyl ester IH Ibuprofen Isopropyl Ester 64622-17-9
687 Ibuprofen S(+)ibuprofen ethyl ester IH Ethyl(2S)-2-[4-(2-methylpropyl)phenyl]propanoate 272458-63-6
688 Iloperidone Iloperidone IH 1-[4-[3-(4-(6-fluoro-1,2-benzisoxazol-3-yl)-1-piperidinyl)propoxy]-3-methoxyphenyl]ethanone 133454-47-4
689 Iloperidone Iloperidone Impurity - A IH 1-[4-(3-chloropropoxy)-3-methoxyphenyl]ethanone 58113-30-7
690 Iloperidone Iloperidone Impurity - B IH 1-[{3-(4-acetyl -2-methoxyphenoxy) propoxy}-3-ethoxyphenyl]ethanone NA
691 Iloperidone Iloperidone Impurity - C IH 6-Fluoro-3-(piperidin-4-yl)-1,2-benzisoxazole hydrochloride 84163-13-3
692 Iloperidone Iloperidone Dimer Impurity (Methyl Dimer Impurity) IH 1-[4-[3-(4-acetyl-2-methoxy) propyl]-3-methoxyphenyl]ethanone NA
693 Irbesartan Irbesartan impurity-A EP 1-[(1-Oxopentyl)amino]-N-[[2'-(2H-tetrazol-5-yl)[1,1'-biphenyl]-4-yl]methyl]-cyclopentanecarboxamide 748812-53-5
694 Irbesartan Irbesartan impurity A USP 1-Pentanylamino-cyclopentanecarboxylic acid [2'-(1H-tetrazol-5-yl)biphenyl-4-ylmethyl]-amide 748812-53-5
695 Irbesartan Irbesartan Hydroxy N2-Trityl Impurity IH 5-[4'-Hydroxymethyl-(1,1'-biphenyl)-2-yl]-2-triphenylmethyltetrazole 154709-18-9
696 Irbesartan Irbesartan IH 2-butyl-3-[[4-[2-(2H-1,2,3,4-tetrazol-5-yl)phenyl]phenyl]methyl]-1,3-diazaspiro[4,4]non-1-en-4-one 138402-11-6
697 Irbesartan Irbesartan Impurity-I IH 2 –butyl-3-[[2'cyano (1, 1'-biphenyl)-4-yl] methyl]-1, 3-diazaspiro[4, 4] non-1-en-4-one 138401-24-8
698 Irbesartan Irbesartan Impurity IH 2-propyl-1,3-diazaspiro[4,4]non-1-en-4-one 148236-54-8
699 Irbesartan Irbesartan Propyl Analog Impurity IH 2-n-propyl-3-[[2'-(1H-tetrazol-5-yl) [1,1'-biphenyl]-4-yl] methyl]-1,3-diazaspiro[4,4] non-1-en-4-one 158778-58-6
700 Irbesartan Irbesartan Impurity IH 4'-(Bromomethyl)-2-cyanobiphenyl 114772-54-2
701 Ivabradine Hydrochloride Ivabradine IH 3-[3-[[(7S)-3,4-Dimethoxybicyclo[4,2,0]octa-1,3,5-trien-7-yl]methyl]methylamino]propyl]-1,3,4,5-tetrahydro-7,8-dimethoxy-2H-3-benzazepin-2-one Hydrochloride 148849-67-6
702 Ivabradine Hydrochloride Ivabradine ITHAC Impurity IH 3-(3-Chloropropyl)-7,8-dimethoxy-1,3,4,5-tetrahydro-2H-3-benzazepine-2-one 85175-65-1
703 Itraconazole Itraconazole Impurity-A EP 4-[4-[4-(4-methoxyphenyl)piperazin-1-yl]phenyl]-2-[(1RS)-1-methylpropyl]-2,4-dihydro-3H-1,2,4-triazol-3-one 252964-68-4
704 Ketoprofen Ketoprofen EP (2RS)-2-(3-Benzoylphenyl)propanoic acid 22071-15-4
705 Ketoprofen Ketoprofen Impurity - A EP 1-(3-benzoylphenyl)ethanone 66067-44-5
706 Ketoprofen Ketoprofen Impurity - B EP (3-benzoylphenyl)acetic acid 22071-22-3
707 Ketoprofen Ketoprofen Impurity - C EP 3-[(1RS)-1-carboxyethyl]benzoic acid 68432-95-1
708 Ketoprofen Ketoprofen Impurity - D EP (2RS)-2-[3-(4-methylbenzoyl)phenyl] propanoic acid 107257-20-5
709 Ketoprofen Ketoprofen Impurity - E EP (2RS)-2-(3-benzoylphenyl)propanamide 59512-16-2
710 Ketoprofen Ketoprofen Impurity - F EP (2RS)-2-(3-benzoylphenyl) propanenitrile 42872-30-0
711 Ketoprofen Ketoprofen Impurity - H EP 3-(cyanomethyl)benzoic acid 5689-33-8
712 Ketoprofen Ketoprofen Impurity - I EP (3-benzoylphenyl)ethanenitrile 21288-34-6
713 Ketoprofen Ketoprofen Related Compound - D USP 3-acetylbenzophenone 66067-44-5
714 Ketoprofen Ketoprofen Related compound - C USP 3-[(1RS)-1-carboxyethyl]benzoic acid 68432-95-1
715 Ketoprofen Ketoprofen Related Compound - A USP (2RS)-2-[3-(4-methylbenzoyl) phenyl] propanoic acid 107257-20-5
716 Ketoprofen Ketoprofen Related Compound - F USP (2RS)-2-(3-benzoylphenyl) propanenitrile 42872-30-0
717 Lacosamide Lacosamide IH (2R)-2-(acetylamino)-N-benzyl-3-methoxypropamide 175481-36-4
718 Lacosamide Lacosamide S - Isomer Impurity IH (S)-2-acetamino-N-benzyl-3-methoxypropamide 175481-37-5
719 Lacosamide Lacosamide Impurity - B (Desacetyl Impurity) IH (R)-2-Amino-N-benzyl-3-methoxy propanamide 196601-69-1
720 Lacosamide Lacosamide LAC2 NMBA Impurity IH (R)-2-acetamido-N-benzyl-3-methoxy-N-methylpropanamide 388619-64-5
721 Lacosamide Lacosamide Impurity - F (Propionic Impurity) IH 2(R)-Propionylamino-N-benzyl-3-methoxypropionamide 1318777-56-8
722 Lacosamide Locasamide N-Benzyl Acetamide IH (R)-2-Amino-N-benzyl-3-methoxypropionamide 175481-38-6
723 Lacosamide Lacosamide Urea Impurity IH 1,3-Diisoproplylurea 4128-37-4
724 Lacosamide Lacosamide Desmethyl impurity IH 2(R)-Acetamido-N-benzyl-3-hydroxypropionamide 175481-38-6
725 Lacosamide O-Acetyl Lacosamide IH 2(R)-(Acetylamino)-3-(benzylamino)-3-oxopropyl acetate 1318777-54-6
726 Lacosamide Lacosamide Stage II S-Isomer IH tert-butyl [(2S)-1-(benzylamino)-3-hydroxy-1-oxopropan-2-yl] carbamate NA
727 Lacosamide Lacosamide Stage III S-Isomer IH tert-butyl [(2S)-1-(benzylamino)-3-methoxy-1-oxopropan-2-yl] carbamate NA
728 Lamivudine Lamivudine EP 4-Amino-1-[(2R,5S)-2-(hydroxymethyl)-1,3-oxathiolan-5-yl]pyrimidin-2(1H)-one 134678-17-4
729 Lamivudine Lamivudine Impurity - A EP (2RS,5SR)-5-(4-amino-2-oxopyrimidin-1(2H)-yl)-1,3-oxathiolane-2-carboxylic acid NA
730 Lamivudine Lamivudine Impurity IH Isopropyl para toluenesulfonate 2307-69-9
731 Lamivudine Lamivudine Impurity IH Ethyl Methanesulfonate 62-50-0
732 Lamivudine Lamivudine Impurity IH Methyl Methanesulfonate 66-27-3
733 Lamivudine Lamivudine Impurity IH Ethyl Para Toluenesulfonate 80-40-0
734 Lamivudine Lamivudine Impurity IH Isopropyl Methanesulfonate 926-06-7
735 Lamotrigine Lamotrigine EP 6-(2,3-Dichlorophenyl)-1,2,4-triazine-3,5-diamine 84057-84-1
736 Lamotrigine Lamotrigine Impurity - A EP 3-amino-6-(2,3-dichlorophenyl)-1,2,4-triazin-5(4H)-one 252186-78-0
737 Lamotrigine Lamotrigine Impurity - B EP (2E)-[2-(diaminomethylidene)diazanylidene](2,3-dichlorophenyl)acetonitrile NA
738 Lamotrigine Lamotrigine Impurity - E EP 2,3-dichlorobenzoic acid 50-45-3
739 Lamotrigine Lamotrigine Impurity - F EP N-[5-amino-6-(2,3-dichlorophenyl)-1,2,4-triazin-3-yl]-2,3-dichlorobenzamide 252186-79-1
740 Lamotrigine Lamotrigine Impurity - G EP 6-(2,4-dichlorophenyl)-1,2,4-triazine-3,5-diamine 38943-76-9
741 Lamotrigine Lamotrigine Related Compound -B USP 2,3-dichlorobenzoic acid 50-45-3
742 Lamotrigine Lamotrigine Related Compound -C USP 3-amino-6-(2,3-dichlorophenyl)-1,2,4-triazin-5(4H)-one 252186-78-0
743 Lamotrigine Lamotrigine Related Compound -D USP N-[5-amino-6-(2,3-dichlorophenyl)-1,2,4-triazin-3-yl]-2,3-dichlorobenzamide 252186-78-0
744 Lamotrigine Lamotrigine Impurity IH 2,3-Dichloro benzoyl nitrile 77668-42-9
745 Lamotrigine Lamotrigine Impurity IH 2,4-Dichlorobenzoyl nitrile 35022-43-6
746 Lamotrigine Lamotrigine Impurity IH 3,4-Dichlorobenzoyl nitrile 35022-44-7
747 Lamotrigine Lamotrigine Impurity IH 2,5-Dichlorobenzoyl nitrile 64985-85-9
748 Lamotrigine Lamotrigine Impurity IH 2,3-Dichlorobenzoic anhydride 51417-52-8
749 Lansoprazole Lansoprazole EP 2-{(RS)-[[3-Methyl-4-(2,2,2-trifluoroethoxy)pyridin-2-yl]methyl]sulfinyl}-1H-benzimidazole 103577-45-3
750 Lansoprazole Lansoprazole Impurity - A EP 2-{(RS)-[[3-methyl-1-oxido-4-(2,2,2-trifluoroethoxy)pyridin-2-yl] methyl] sulfinyl}-1H-benzimidazole 213476-12-1
751 Lansoprazole Lansoprazole Impurity - B EP 2-{[[3-methyl-4-(2,2,2-trifluoroethoxy)pyridin-2-yl]methyl] sulphonyl}-1H-benzimidazole (Lansoprazole Sulfone) 131926-99-3
752 Lansoprazole Lansoprazole Impurity - C EP 2-{[[3-methyl-4-(2,2,2-trifluoroethoxy)-pyridin-2-yl]methyl] sulfonyl}-1H-benzimidazole (Lansoprazole Sulfide) 103577-40-8
753 Lansoprazole Lansoprazole Impurity - D EP 1H-benzimidazol-2-ol 615-16-7
754 Lansoprazole Lansoprazole Impurity - E EP 1H-benzimidazole-2-thiol 583-39-1
755 Lansoprazole Lansoprazole Related Compound - A USP 2-{[[3-Methyl-4-(2,2,2-trifluoroethoxy)-2-pyridyl]- methylsulfonyl] benzimidazole 131926-99-3
756 Lansoprazole Lansoprazole Related Compound - B USP 2-{[[3-methyl-4-(2,2,2-trifluoroethoxy)-pyridin-2-yl]methylsulfanyl]-1H-benzimidazole monohydrate) 1288338-69-1
757 Leflunomide Leflunomide EP 5-Methyl-N-(4-trifluoromethylphenyl)isoxazole-4-carboxamide 75706-12-6
758 Leflunomide Leflunomide Impurity - A EP 4-(trifluoromethyl)aniline 455-14-1
759 Leflunomide Leflunomide Impurity - B EP (2Z)-2-cyano-3-hydroxy-N-[4-(trifluoromethyl)phenyl]but-2-enamide 163451-81-8 108605-62-5(E/Z mixture)
760 Leflunomide Leflunomide Impurity - C EP 5-methyl-N-[3-(trifluoromethylphenyl)]isoxazole-4-carboxamide 61643-23-0
761 Leflunomide Leflunomide Impurity - D EP 5-methylisoxazole-4-carboxylic acid 42831-50-5
762 Leflunomide Leflunomide Impurity - E EP 3-methyl-N-[4-(trifluoromethylphenyl)] isoxazole-4-carboxamide 208401-20-1
763 Leflunomide Leflunomide Impurity - F EP 5-methyl-N-[2-(trifluoromethylphenyl)]isoxazole-4-carboxamide 1403564-06-6
764 Leflunomide Leflunomide Impurity - G EP 5-methyl-N-(4-methylphenyl) isoxazole-4-carboxamide 724429-16-7
765 Leflunomide Leflunomide Impurity - H EP 2-cyano-N-(4-(trifluoromethyl)phenyl)-acetamide 24522-30-3
766 Leflunomide Leflunomide Related Compound - A USP 4-(trifluoromethyl)aniline 455-14-1
767 Leflunomide Leflunomide Related Compound - B USP (2-cyano-3-hydroxy-N-[4-(trifluoromethyl)phenyl)crotone amide 108605-62-5
768 Leflunomide Leflunomide Related Compound - C USP N-(3-Trifluoromethylphenyl)-5-methylisoxazole-4-carboxamide 61643-23-0
769 Lercanidipine HCl Lercanidipine HCl IH 2(3,3-diphenylpropylmethylamino)-1,1-dimethylethylmethyl 2,6-dimethyl-4-(3-nitrophenyl)-1,4-dihydropyridine-3,5-dicarboxylate hydrochloride 225785-54-6 100427-26-7(free base)
770 Lercanidipine HCl Lercanidipine Impurity - A IH Methyl propyl-2,6-dimethyl-4-(3-nitro phenyl)-1,4-dihydro pyridine-3,5-dicarboxylate 225785-54-6
771 Lercanidipine HCl Lercanidipine Impurity - B IH 1,4-dihydro-2,6-dimethyl-4-(3-nitrophenyl)-3,5-pyridine dicarboxylate 77888-05-2
772 Lercanidipine HCl Lercanidipine Impurity - C IH 1,4-Dihydro-2,6-dimethyl-4-(3-nitrophenyl)-3,5-pyridine-dicarboxylic Acid-2-[(3,3-diphenylpropyl)methylamino]-1,1-dimethylethyl Prop) Ester Hydrochloride 1797124-83-4 (free base)
773 Lercanidipine HCl Lercanidipine Impurity - D IH 2,6-dimethyl-4-(3-nitrophenyl)-3,5-pyridine dicarboxylic acid-3-[2-(3,3-diphenyl propyl)methylamino]-1,1-dimethylethyl ester,5-methylester 887769-34-8
774 Lercanidipine HCl Lercanidipine Impurity - 1 IH 2-N- Dimethyl-N-(3,3-diphenylpropyl)-1-amino-2-propanol 100442-33-9
775 Lercanidipine HCl Lercanidipine Impurity - 2 IH 2,6-dimethyl-5-methoxycarbonyl-4-(3-nitrophenyl)-1,4-dihydro pyridine-3-carboxylic acid 74936-72-4
776 Lercanidipine HCl Lercanidipine Impurity - 3 IH 2,6-Dimethyl-5-(methoxycarbonyl)-4-(3-nitrophenyl)-1-[2-[(3,3-diphenylpropyl)amino-1,1-dimethyl]ethyl]-1,4-dihydropyridine-3-carboxylic acid NA
777 Lercanidipine HCl Lercanidipine Impurity - 4 IH Dimethyl 2,6-dimethyl-4-(3-nitrophenyl)-1,4-dihydropyridine-3,5-dicarboxylate 21881-77-6
778 Lercanidipine HCl Lercanidipine Impurity IH N- methyl-3,3-diphenylpropylamine 28075-29-8
779 Lercanidipine HCl Lercanidipine Chloro Impurity IH 2- Chloro-N-(3,3-diphenylpropyl)-N,2-dimethylpropan-1-amine 936491-32-6
780 Lercanidipine HCl Lercanidipine Impurity IH Dimethyl 2,6-dimethyl-4-(3-nitrophenyl) pyridine-3,5-dicarboxylate 21829-28-7
781 Lercanidipine HCl Lercanidipine Impurity IH 5-(methoxycarbonyl)-2,6-dimethyl-4-(3-nitrophenyl)pyridine-3-carboxylic acid 74936-72-4
782 Lercanidipine HCl Lercanidipine Impurity IH Ethyl methyl 2,6-dimethyl-4-(3-nitro phenyl)-1,4-dihydropyridine-3,5-dicarboxylate 39562-70-4
783 Lercanidipine HCl Lercanidipine HCl Impurity IH 1,4-dihydro-2,6-dimethyl-4-(3-nitrophenyl)-3,5-pyridine-dicarboxylic acid-3-[2-(3,3-diphenylpropyl)methyl amino]-1,1-dimethylethyl ethyl 1,5-ethyl ester(Lercanidipine Ethyl Ester 786625-22-7
784 Levetiracetam Levetiracetam EP (2S)-2-(2-oxopyrrolidin-1-yl)butanamide 102767-28-2
785 Levetiracetam Levetiracetam Impurity - A EP (2RS)-2-(2-oxopyrrolidin-1-yl)butanoic acid 67118-31-4
786 Levetiracetam Levetiracetam Impurity - B EP (2Z)-2-(2-oxopyrrolidin-1-yl)but-2- enamide 358629-47-7
787 Levetiracetam Levetiracetam Impurity - C EP Pyridin-2-ol 142-08-5
788 Levetiracetam Levetiracetam Impurity - D EP (2R)-2-(2-Oxopyrrolidin-1-yl) butanamide(R)-etiracetam) 103765-01-1
789 Levetiracetam Levetiracetam Related Compound - A USP (S)-N-(1-amino-1-oxobutan-2-yl)-4-chlorobutanamide 102767-31-7
790 Levetiracetam Levetiracetam Related Compound - B USP (S)-2-aminobutanamide hydrochloride 7682-20-4
791 Levetiracetam Levetiracetam Racemic Mixture USP (+/-alpha-ethyl-2-oxo-1-pyrrolidine acetamide) 33996-58-6
792 Levetiracetam Levetiracetam Racemic Mixture IH (+/-alpha-ethyl-2-oxo-1-pyrrolidine acetamide) 2-(2-oxopyrrolidin-1-yl) butamide 33996-58-6
793 Levetiracetam Levetiracetam Impurity IH (S)-alpha-ethyl-2-oxo-1-pyrrolidine acetic acid 102849-48-0
794 Levetiracetam Levetiracetam Acid IH (2R)-2-(2-oxopyrrolidin-1-yl)butanoic acid & R,n-ethyl-2-oxpyrrolidine 103833-72-3
795 Levodopa Levodopa EP (2S)-2-Amino-3-(3,4-dihydroxy phenyl)propanoic acid 59-92-7
796 Levodopa Levodopa Impurity - B EP (2S)-2-amino-3-(4-hydroxy phenyl) propanoic acid(L-tyrosine) 60-18-4
797 Levodopa Levodopa Impurity - C EP (2RS)-2-amino-3-(4-hydroxy-3-methoxy phenyl)propanoic acid(3-methoxy-DL-tyrosine) 7636-26-2
798 Levodopa Levodopa Impurity - D EP (2R)-2-amino-3-(3,4-dihydroxyphenyl) propanoic acid(D-dopa) 5796-17-8
799 Levodopa Levodopa Related Compound - B USP (3-methoxytyrosine) 7636-26-2
800 Levofloxacin Levofloxacin USP (-)-(S)-9-fluoro-2,3-dihydro-3-methyl-10-(4-methyl-1-piperazinyl)-7-oxo-7H-pyrido[1,2,3-de]-1,4- benzoxazine-6-carboxylic acid hemihydrate 138199-71-0
801 Levofloxacin Levofloxacin Related Compound - A (Piperazine Impurity) USP (S)-9-fluoro-3-methyl-10-(piperazin-1-yl)-7-oxo-2,3-dihydro-7H-pyrido[1,2,3-de][1,4]benzoxazine-6-carboxylic acid 117707-40-1
802 Levofloxacin Levofloxacin Related Compound - B (Q-Acid) USP (S)-9,10-difluoro-3-methyl-7-oxo-2,3-dihydro-7H-pyrido[1,2,3-de] [1,4]benzoxazine-6-carboxylic acid 100986-89-8
803 Levofloxacin Levofloxacin Related Compound - C USP (5)-ethyl 9-fluoro-2,3-dihydro-3-methyl-10-(4-methyl-1-piperazinyl)-7-oxo-7H-pyrido[1,2,3-de]-1,4-benzoxazine-6-carboxylate 17747230-9
804 Levofloxacin Levofloxacin Related Compound - E (Diamine) USP (5)-9-Fluoro-2,3-dihydro-3-methyl-10-[2-(methylamino)ethylamino]-7-oxo-7H-pyrido[1,2,3-de]-1,4-benzoxazine-6-carboxylic acid hydrochloride 1346603-62-0
805 Levofloxacin Levofloxacin Related Compound - F (9-Desfluoro Imp) USP (5)-2,3-Dihydro-3-methyl-10-(4-methyl-1-piperazinyl)-7-oxo-7H-pyrido[1,2,3-de]-1,4-benzoxazine-6-carboxylic acid 11762085-6
806 Levofloxacin Levofloxacin Impurity (Levo acid) IH (5)-9,10-Difluoro-3-methyl-7-oxo-2,3-dihydro-7H-pyrido[1,2,3-de]-1,4-benzoxazine-6-carboxylic acid 10098689-8
807 Levofloxacin Levofloxacin Desmethyl Impurity IH (5)-9-fluoro-2,3-dihydro-3-methyl-10-(piperazin-1-yl)-7-oxo-7H-pyrido[1,2,3-de]-1,4-benzoxazine-6-carboxylic acid 11770740-1
808 Levofloxacin Levofloxacin Impurity N-Oxide Impurity IH (5)-9-Fluoro-2,3-dihydro-3-methyl-10-(4-methyl-1-piperazinyl)-7-oxo-7H-pyrido[1,2,3-de]-1,4-benzoxazine-6-carboxylic acid N-oxide 11767837-2
809 Levofloxacin Levofloxacin Impurity - B (Des Carboxy) IH (5)-9-Fluoro-2,3-dihydro-3-methyl-10-(4-methyl-1-piperazinyl)-7-oxo-7H-pyrido[1,2,3-de]-1,4-benzoxazine-6-carboxylic acid 17896452-9
810 Levofloxacin Levofloxacin D-isomer Impurity IH (R)-(+)-9-fluoro-2,3-dihydro-3-methyl-10-(4-methyl-1-piperazinyl)-7-oxo-7H-pyrido[1,2,3-de]-1,4-benzoxazine-6-carboxylic acid 10098686-5
811 Lisinopril Dihydrate Lisinopril Dihydrate EP (2S)-1-[(2S)-6-Amino-2-[(1S)-1-carboxy-3-phenylpropyl]amino]hexanoyl]pyrrolidine-2-carboxylic acid dihydrate 83915857-7
812 Lisinopril Dihydrate Lisinopril Impurity - A EP (2RS)-2-amino-4-phenylbutanoic acid 1012051-1
813 Lisinopril Dihydrate Lisinopril Impurity - B EP 4-methylbenzenesulfonic acid 6192625 (monohydrate)
814 Loratadine Loratadine EP Ethyl 4-(8-chloro-5,6-dihydro-11H-benzo[5,6]cyclohepta[1,2-b]pyridin-11-ylidene)piperidine-1-carboxylate 79794-75-5
815 Loratadine Loratadine Impurity - A EP ethyl 4-[(11RS)-8-chloro-11-hydroxy-6,11-dihydro-5H-benzo[5,6]cyclohepta[1,2-b]pyridin-11-yl]piperidine-1-carboxylate 13328474-9
816 Loratadine Loratadine Impurity - B EP 8-chloro-5,6-dihydro-11H-benzo[5,6]cyclohepta[1,2-b]pyridin-11-one 31251-41-9
817 Loratadine Loratadine Impurity - D EP 8-chloro-11-(piperidin-4-ylidene)-6,11-dihydro-5H-benzo[5,6]cyclohepta[1,2-b]pyridine 10064371-8
818 Loratadine Loratadine Impurity - G EP 8-chloro-11-(1-methylpiperidin-4-ylidene)-6,11-dihydro-5H-benzo[5,6]cyclohepta[1,2-b]pyridine 3809299-6
819 Loratadine Loratadine Related Compound - F EPA ethyl 4-[(11RS)-8-chloro-11-hydroxy-6,11-dihydro-5H-benzo[5,6]cyclohepta[1,2-b]pyridin-11-yl]piperidine-1-carboxylate 13328474-9
820 Loratadine Loratadine Related Compound - C USP 8-chloro-5,6-dihydro-11H-benzo[5,6]cyclohepta[1,2-b]pyridin-11-one 31251-41-9
821 Loratadine Loratadine Related Compound - A USP 8-chloro-11-(piperidin-4-ylidene)-6,11-dihydro-5H-benzo[5,6]cyclohepta[1,2-b]pyridine 10064371-8
822 Loratadine Loratadine Related Compound - B USP 8-chloro-11-(1-methylpiperidin-4-ylidene)-6,11-dihydro-5H-benzo[5,6]cyclohepta[1,2-b]pyridine 3809299-6
823 Loratadine Loratadine N-Formyl Impurity IH 8-Chloro-6,11-dihydro-11-(N-formyl-4-piperidinylidene)-5H-benzo[5,6]cyclohepta[1,2-b]pyridine 11781061-4
824 Losartan Potassium Losartan potassium EP Potassium 5-[4'-[2-butyl-4-chloro-5-(hydroxymethyl)-1H-imidazol-1-yl]methyl]biphenyl-2-yl]tetrazol-1-ide 12475099-8
825 Losartan Potassium Losartan Impurity - A EP 2-butyl-4-chloro-1H-imidazole-5-methanol 79047419
826 Losartan Potassium Losartan Impurity - B EP 2'-(1H-tetrazol-5-yl)biphenyl-4-yl]methanol 16051413-6
827 Losartan Potassium Losartan Impurity - C (iso losartan) EP 2-butyl-5-chloro-1-[2'-(1H-tetrazol-5-yl)biphenyl-4-yl]methyl-1H-imidazol-4-yl]methanol 11479933-2 (free base) 86084428-6
828 Losartan Potassium Losartan Impurity - D EP 2-butyl-4-chloro-1H-imidazole-5-carbaldehyde 83857969
829 Losartan Potassium Losartan Impurity - E EP 5-(4'-methylbiphenyl-2-yl)-1H-tetrazole 12056811-8
830 Losartan Potassium Losartan Impurity - G EP triphenylmethanol 76846
831 Losartan Potassium Losartan Related Compound - A USP 2-butyl-4-chloro-1H-imidazole-5-carbaldehyde 83857969
832 Losartan Potassium Losartan Impurity - A IH 4'-[2-butyl-4-chloro-5-formyl-1H-imidazol-1-yl]methyl-1,1'-biphenyl-2-carbonitrile 12475067-0
833 Losartan Potassium Losartan Impurity - B IH 4'-[2-butyl-4-chloro-5-formyl-1H-imidazol-1-yl]methylbiphenyl-2-carbonitrile 11477255-3
834 Losartan Potassium Losartan Impurity IH 2'-(1H-tetrazol-5-yl)-biphenyl-4-carbaldehyde 151052-40-3
835 Losartan Potassium Losartan Impurity IH 2-Cyano-4-bromomethyl biphenyl 114772-54-2
836 Lovastatin Lovastatin EP [1S,3R,7S,8S,8aR]-8-[2-[(2R,4R)-4-hydroxy-6-oxotetrahydro-2H-pyran-2-yl]ethyl]-3,7-dimethyl-1,2,3,7,8,8a-hexahydronaphthalen-1-yl (2S)-2-methylbutanoate 75330-75-5
837 Lovastatin Lovastatin Impurity - A EP [1S,7S,8S,8aR]-8-[2-[(2R,4R)-4-hydroxy-6-oxotetrahydro-2H-pyran-2-yl]ethyl]-7-methyl-1,2,3,7,8,8a-hexahydronaphthalen-1-yl (2S)-2- 73573-88-3
838 Lumefantrine Lumefantrine IH 2-(dibutylamino)-1-[(2R)-2,7-dichloro-9-(4-chlorobenzylidene)-9H-fluoren-4-yl]ethanol 82186-77-4
839 Lumefantrine Lumefantrine DBA Impurity IH 1-(2,7-dichloro-9H-fluoren-4yl)-2-(Dibutylamino)-ethanol NA
840 Levosulpiride Levosulpiride IH N-[(2S)-1-ethylpyrrolidin-2-yl]methyl]-2-methoxy-5-sulfamoylbenzamide NA
841 Levosulpiride Levosulpiride Impurity - D IH 2-Methoxy-5-sulfamoyl benzoic acid 22117-85-7
842 Levosulpiride Levosulpiride Impurity - C IH Ethyl 2-methoxy-5-sulfamoyl benzoate 33045-53-3
843 Lidocaine Lidocaine EP 2-(Diethylamino)-N-(2,6-dimethylphenyl)acetamide 137-58-6
844 Lidocaine Lidocaine Glycinexylidide.HCl impurity IH 2-Amino-N-(2,6-dimethylphenyl)acetamide hydrochloride 35891-83-9(HCl salt) 18865-38-8
845 Mannitol Mannitol EP D-Mannitol 69-65-8
846 Mannitol Mannitol Impurity - A EP D-Sorbitol(D-glucitol) 50-70-4
847 Mannitol Mannitol Impurity - B EP 4-O-α-D-glucopyranosyl-D-glucitol(D-Maltitol) 585-88-6
848 Mannitol Mannitol Impurity - C EP Mixture of 6-O-α-D-glucopyranosyl-D-glucitol and 1-O-α-D-glucopyranosyl-D-mannitol(isomalt) NA
849 Moxifloxacin Marbofloxacin BP/EP 9-Fluoro-3-methyl-10-(4-methylpiperazin-1-yl)-7-oxo-2,3-dihydro-7H-pyrido [3,2,1-ij][4, 1,2]benzoxadiazine-6-carboxylic acid 115550-35-1
850 Moxifloxacin Marbofloxacin Impurity - A BP/EP 6,7-difluoro-8-hydroxy-1-(methylamino)-4-oxo-1,4-dihydroquinoline-3-carboxylic acid 115551-40-1
851 Moxifloxacin Marbofloxacin Impurity - B BP/EP 9,10-difluoro-3-methyl-7-oxo-2,3-dihydro-7H-[1,3,4]oxadiazino[6,5,4]quinoline-6-carboxylic acid 115551-41-2
852 Mebendazole Mebendazole EP Methyl (5-benzoyl-1H-benzimidazol-2-yl)carbamate 31431-39-7
853 Mebendazole Mebendazole Impurity - A EP (2-amino-1H-benzimidazol-5-yl)phenylmethanone 52329-60-9
854 Mebendazole Mebendazole Impurity - B EP (2-hydroxy-1H-benzimidazol-5-yl)phenylmethanone 21472-33-3
855 Mebendazole Mebendazole Impurity - C EP (2-amino-1-methyl-1H-benzimidazol-5-yl)phenylmethanone 66066-76-0
856 Mebendazole Mebendazole Impurity - D EP Methyl (5-benzoyl-1-methyl-1H-benzimidazol-2-yl)carbamate 132119-11-0
857 Mebendazole Mebendazole Impurity - E EP Ethyl (5-benzoyl-1H-benzimidazol-2-yl)carbamate 31430-19-0
858 Mebendazole Mebendazole Impurity - F EP Methyl [5-(4-methylbenzoyl)-1H-benzimidazol-2-yl]carbamate 31545-31-0
859 Mebendazole Mebendazole Impurity - G EP N,N'-bis(5-benzoyl-1H-benzimidazol-2-yl)urea 129165-82-8
860 Mebendazole Mebendazole Related Compound - A USP 2-amino-5-benzoylbenzimidazole 52329-60-9
861 Mebendazole Mebendazole Related Compound - B USP 5-benzoyl-1H-benzo[d]imidazole-2(3H)-one 21472-33-3
862 Mebendazole Mebendazole Related Compound - C USP 2-Amino-5-benzoyl-1-methylbenzimidazole 66066-76-0
863 Mebendazole Mebendazole Related Compound - D USP Methyl 5-benzoyl-1-methylbenzimidazol-2-ylcarbamate 132119-11-0
864 Mebendazole Mebendazole Related Compound - E USP (Ethyl)-5-benzoyl-1H-benzimidazol-2-ylcarbamate 31430-19-0
865 Mebendazole Mebendazole Related Compound - F USP Methyl 5-(4-toluxyl)-1H-benzimidazol-2-ylcarbamate 31545-31-0
866 Mebeverine Hydrochloride Mebeverine Hydrochloride EP [RS]-4-{ethyl[1-(4-methoxyphenyl)propan-2-yl]amino}butyl 3,4-dimethoxy benzoate Hydrochloride 2753-45-9
867 Mebeverine Hydrochloride Mebeverine Impurity - A EP 4-methoxyphenylacetone 122-84-9
868 Mebeverine Hydrochloride Mebeverine Impurity - B BP (N-[(RS)-1-(4-methoxyphenyl) methyl]ethyl)ethanamine 14367-46-5
869 Mebeverine Hydrochloride Mebeverine Impurity - C BP (N-[(1RS)-ethyl]-[2-(4-methoxy phenyl)-1-methylethyl]amino]butan-1-ol 14367-47-6
870 Mebeverine Hydrochloride Mebeverine Impurity - D BP 3,4-dimethoxybenzoric acid 93-07-2
871 Mebeverine Hydrochloride Mebeverine Impurity - E BP 4-Chlorobutyl 3,4-dimethoxybenzoate 69788-75-6
872 Mebeverine Hydrochloride Mebeverine Impurity - F BP 4-iodobutyl 3,4-dimethoxybenzoate 69788-70-1
873 Mefenamic Acid Mefenamic Acid EP 2-[(2,3-dimethylphenyl)amino]benzoic acid 61-68-7
874 Mefenamic Acid Mefenamic Acid Impurity - A EP 2,3-dimethylaniline 87-59-2(Free base) 5417-45-8(HCl salt)
875 Mefenamic Acid Mefenamic acid Impurity - B EP N-(2,3-dimethylphenyl)-2-[(2,3-dimethylphenyl)amino]benzamide 21122-68-9
876 Mefenamic Acid Mefenamic acid Impurity - C EP 2-Chlorobenzoic Acid 118-91-2
877 Mefenamic Acid Mefenamic acid Impurity - D EP Benzoic Acid 65-85-0
878 Mefenamic Acid Mefenamic acid Impurity - E EP N-(2,3-dimethylphenyl)aniline 4869-11-8
879 Meloxicam Meloxicam EP 4-hydroxy-2-methyl-N-(5-methylthiazol-2-yl)-2-H-1,2-benzothiazine-3-carboxamide 1,1-dioxide 71125-38-7
880 Meloxicam Meloxicam Impurity - E EP methyl 4-hydroxy-2-methyl-2H-1,2-benzothiazine-3-carboxylate 1,1-dioxide 35511-15-0
881 Meloxicam Meloxicam Impurity - F EP isopropyl 4-Hydroxy-2-methyl-2H-1,2-benzothiazine-3-carboxylate 1,1-dioxide 118854-48-1
882 Meloxicam Meloxicam Related Compound - C USP isopropyl 4-Hydroxy-2-methyl-2H-1,2-benzothiazine-3-carboxylate 1,1-dioxide 118854-48-1
883 Memantine Memantine Hydrochloride USP 3,5-dimethyltricyclo[3.3.1.13,7]decan-1-amine hydrochloride 41100-52-1
884 Memantine Memantine Related compound - A USP 1,3-Dimethyladamantane 702-37-9
885 Memantine Memantine Related compound - B USP 3,5-Dimethyladamantane-1-ol 707-37-9
886 Memantine Memantine Related compound - C USP 1-Chloro-3,5-dimethyladamantane 707-36-8
887 Memantine Memantine Related compound - D USP 1-Bromo-3,5-dimethyladamantane 941-37-7
888 Memantine Memantine Related compound - D IH 3-methyltricyclo[3.3.1.13,7]decan-1-amine 78056-28-7
889 Memantine Memantine Acetamido Impurity IH 1-acetamido-3,5dimethyl adamantane 19982-07-1
890 Memantine Memantine Impurity IH 1-Acetamido-adamantane 880-52-4
891 Mesalazine Mesalazine BP/EP 5-Amino-2-hydroxybenzoic acid 89-57-6
892 Mesalazine Mesalazine Impurity - A BP/EP 4-aminophenol 123-30-8
893 Mesalazine Mesalazine Impurity - B BP/EP 3-aminophenol 591-27-5
894 Mesalazine Mesalazine Impurity - C BP/EP 2-aminophenol 95-55-6
895 Mesalazine Mesalazine Impurity - D BP/EP 3-aminobenzoic acid 99-05-8
896 Mesalazine Mesalazine Impurity - E BP/EP 4-amino-2-hydroxybenzoic acid (4-aminosalicylic acid) 65-49-6
897 Mesalazine Mesalazine Impurity - F BP/EP 3-amino-2-hydroxybenzoic acid (3-aminosalicylic acid) 570-23-0
898 Mesalazine Mesalazine Impurity - G BP/EP 2,5-dihydroxybenzoic acid 490-79-9
899 Mesalazine Mesalazine Impurity - H BP/EP 2-hydroxybenzoic acid (salicylic acid) 69-72-7
900 Mesalazine Mesalazine Impurity - J BP/EP 3,5-diamino-2-hydroxybenzoic acid (diaminosalicylicacid) 112725-89-0
901 Mesalazine Mesalazine Impurity - K BP/EP Aniline 62-53-3
902 Mesalazine Mesalazine Impurity - L BP/EP 2-chlorobenzoic acid 118-91-2
903 Mesalazine Mesalazine Impurity - M BP/EP 2-chloro-5-nitrobenzoic acid 2516-96-3
904 Mesalazine Mesalazine Impurity - N BP/EP 2-hydroxy-5-nitrobenzoic acid (5-nitrosalicylic acid) 96-97-9
905 Metamizole Sodium Monohydrate Metamizole Sodium EP Sodium [(1,5-dimethyl-3-oxo-2-phenyl-2,3-dihydro-1H-pyrazol-4-yl)-N-methylamino] methane-sulphonate monohydrate 5907-38-0
906 Metamizole Sodium Monohydrate Metamizole Impurity - A EP 4-(formylamino)-1,5-dimethyl-2-phenyl-2,3-dihydro-1H-pyrazol-3-one 1672-58-8
907 Metamizole Sodium Monohydrate Metamizole Impurity - B EP 4-imino-1,5-dimethyl-2-phenyl-2,3-dihydro-1H-pyrazol-3-one 83-07-8
908 Metamizole Sodium Monohydrate Metamizole Impurity - C EP 4-methylamino-1,5-dimethyl-2-phenyl-2,3-dihydro-1H-pyrazol-3-one 856307-27-2 (HCl salt)
909 Metamizole Sodium Monohydrate Metamizole Impurity - D EP 4-dimethylamino-1,5-dimethyl-2-phenyl-2,3-dihydro-1H-pyrazol-3-one 58-15-1
910 Metamizole Sodium Monohydrate Metamizole Impurity - E EP [(1,5-dimethyl-3-oxo-2-phenyl-2,3-dihydro-1H-pyrazol-4-yl)amino] methanesulfonic acid 129-89-5 (Sodium salt)
911 Metformin Hydrochloride Metformin Hydrochloride EP 1,1-Dimethylbiguanide hydrochloride 1115-70-4
912 Metformin Hydrochloride Metformin Impurity - A EP cyanoguanidine 461-58-5
913 Metformin Hydrochloride Metformin Impurity - B EP (4,6-diamino-1,3,5-triazin-2-yl)guanidine 4405-08-7 (Free base) 2959-04-8
914 Metformin Hydrochloride Metformin Impurity - C EP N,N-dimethyl-[1,3,5]-triazine-2,4,6-triamine 1985-46-2
915 Metformin Hydrochloride Metformin Impurity - D EP 1,3,5-triazine-2,4,6-triamine (melamine) 107-78-1
916 Metformin Hydrochloride Metformin Impurity - E EP 1-methylbiguanide 1609-00-3 (Free base) 1674-62-0
917 Metformin Hydrochloride Metformin Impurity - F EP N-methylmethanamine 506-59-2 (HCl salt)
918 Metformin Hydrochloride Metformin Related Compound - A USP cyanoguanidine 461-58-5
919 Metformin Hydrochloride Metformin Related Compound - B USP 1-Methylbiguanide Hydrochloride 1674-62-0
920 Metformin Hydrochloride Metformin Related Compound - C USP Dimethyl-[1,3,5]triazine-2,4,6-triamine 1985-46-2
921 Methyl Nicotinate Methyl Nicotinate EP Methyl pyridine-3-carboxylate 93-60-7
922 Methyl Nicotinate Methyl Nicotinate Impurity - A EP pyridine-3-carboxylic acid (nicotinic acid) 56-67-6
923 Metoprolol Tartrate Metoprolol Tartrate EP Bis[(2RS)-1-[4-(2-methoxyethyl)phenoxy]-3-[(1-methylethyl)amino]propan-2-ol] (2R,3R)-2,3-dihydroxybutanedioate 56392-17-7
924 Metoprolol Tartrate Metoprolol Impurity - A EP (2RS)-1-(ethylamino)-3-[4-(2-methoxyethyl)phenoxy]propan-2-ol 109632-08-8
925 Metoprolol Tartrate Metoprolol Impurity - B EP 4-(2-methoxyethyl)phenol 56718-71-9
926 Metoprolol Tartrate Metoprolol Impurity - C EP 4-[(2RS)-2-hydroxy-3-[(1-methylethyl)amino]propoxy]benzaldehyde 29122-74-5
927 Metoprolol Tartrate Metoprolol Impurity - D EP (2RS)-3-[4-(2-methoxyethyl)phenoxy]propane-1,2-diol 62572-90-1
928 Metoprolol Tartrate Metoprolol Impurity - E EP (2RS)-1-[2-(2-methoxyethyl)phenoxy]-3-[(1-methylethyl)amino]propan-2-ol 163685-38-9
929 Metoprolol Tartrate Metoprolol Impurity - F EP (2RS)-1-[(1-methylethyl)amino]-3-phenoxypropan-2-ol, 7695-63-8
930 Metoprolol Tartrate Metoprolol Impurity - G EP 2-(4-hydroxyphenyl)ethanol 501-94-0
931 Metoprolol Tartrate Metoprolol Impurity - H EP (2RS)-1-[4-(2-hydroxyethyl)phenoxy]-3-[(1-methylethyl)amino]propan-2-ol 62572-04-5
932 Metoprolol Tartrate Metoprolol Impurity - J EP 1-[2-hydroxy-3-[(1-methylethyl)amino]propoxy]-3-[4-(2-methoxyethyl)phenoxy]propan-2-ol 163685-37-8
933 Metoprolol Tartrate Metoprolol Impurity - M EP 1,3-bis(1-methylethyl)amino]propan-2-ol 343785-33-1 (Free base) 73313-36-7
934 Metoprolol Tartrate Metoprolol Impurity - N EP (2RS)-3-[(1-methylethyl)amino]propane-1,2-diol 64522-57-9
935 Metoprolol Tartrate Metoprolol Impurity - O EP 1,1'-[(1-methylethyl)imino]bis[3-[4-(2-methoxyethyl)phenoxy]propan-2-ol] 154784-36-8
936 Metoprolol Tartrate Metoprolol Related Compound - A USP [(±)-1-(ethylamino)-3-[4-(2-methoxyethyl)phenoxy]propan-2-ol 109632-08-8
937 Metoprolol Tartrate Metoprolol Related Compound - B USP [(±)-1-chloro-2-hydroxy-3-[4-(2-methoxyethyl)phenoxy]propane) 56718-76-4
938 Metoprolol Tartrate Metoprolol Related Compound - C USP 4-[2-hydroxy-3-(isopropylamino)propoxy]benzaldehyde hydrochloride 29122-74-5 (Free Base)
939 Metoprolol Tartrate Metoprolol Related Compound - D USP [(±)N,N-bis[2-hydroxy-3-[4-(2-methoxyethyl) phenoxy]propyl]-1-methylethylamine hydrochloride 1486464-40-7
940 Metoprolol Tartrate Metoprolol Impurity- MPE IH 3-[4-(2-Methoxyethyl)phenoxy]1,2-epoxy propane 56718-70-8
941 Metoprolol Tartrate Metoprolol Impurity- BPP IH 1,3-bis-(4-(2-methoxyethyl)phenoxy)propane-2-ol 230975-30-1
942 Mirtazapine Mirtazapine EP (14bRS)-2-Methyl-1,2,3,4,10,14b-hexahydropyrazino[2,1-a]pyrido[2,3-c][2]benzazepine 61337-67-5
943 Mirtazapine Mirtazapine Impurity- A EP (14bRS)-2-Methyl-1,2,3,4,10,14b-hexahydropyrazino[2,1-a]pyrido[2,3-c][2]benzazepine 2-oxide 155172-12-6
944 Mirtazapine Mirtazapine Impurity- B EP [2-[(2RS)-4-methyl-2-phenylpiperazin-1-yl]pyridin-3-yl]methanol, 61337-89-1
945 Mirtazapine Mirtazapine Impurity- D EP (14bRS)-1,2,3,4,10,14b-hexahydropyrazino[2,1-a]pyrido[2,3-c][2] benzazepine 61337-68-6
946 Mirtazapine Mirtazapine Impurity- E EP (2RS)-4-methyl-1-(3-methylpyridin-2-yl)-2-phenylpiperazine 191546-94-8
947 Mirtazapine Mirtazapine Impurity- F EP (14bRS)-2-methyl-1,3,4,14b-tetrahydropyrazino[2,1-a]pyrido[2,3-c] [2]benzazepin-10(2H)-one 191546-97-1
948 Mirtazapine Mirtazapine Related Compound- A USP 1,2,3,4,10,14b-hexahydropyrazino[2,1-a]pyrido[2,3-c][2]benzazepine 61337-68-6
949 Mirtazapine Mirtazapine Related Compound- B USP (1,2,3,4,10,14b-Hexahydro-2-methylpyrazino [2,1-a]pyrido[2,3-c][2]benzazepine 2-oxide monohydrate) 155172-12-6 (Anhydrous)
950 Mirtazapine Mirtazapine Related Compound- D USP 2-Methyl-1,2,3,4-tetrahydrobenzo[c]pyrazino[1,2-a]pyrido[3,2-f]azepin-10(14bH)-one) 191546-97-1
951 Mirtazapine Mirtazapine Cyano Oxalate Impurity IH 1-(3-Cyano-2-pyridyl)-4-methyl-2-phenylpiperazine Oxalate 61337-88-0 (Free base)
952 Modafinil Modafinil BP 2-[(RS)-(Diphenylmethyl)sulphinyl]acetamide 68693-11-8
953 Modafinil Modafinil Impurity- A BP [(RS)-(diphenylmethyl)sulfinyl]acetic acid 63547-24-0
954 Modafinil Modafinil Impurity- B BP 2-[(diphenylmethyl)sulfonyl]acetamide 118779-53-6
955 Modafinil Modafinil Impurity- C BP methyl[(RS)-(diphenylmethyl)sulfinyl]acetate 63547-25-1
956 Modafinil Modafinil Related Compound- A USP 2-[(diphenylmethyl)sulfinyl]acetic acid) 63547-24-0
957 Modafinil Modafinil Related Compound- B USP 2-[(diphenylmethyl)sulfonyl]acetamide) 118779-53-6
958 Modafinil Modafinil Related Compound - C USP (2-(diphenylmethylsulfenyl)acetamide) 68524-30-1
959 Modafinil Modafinil Ester Impurity IH methyl(RS)-(diphenylmethylsulfenyl)acetate 63547-25-1
960 Molsidomine Molsidomine EP N-(Ethoxycarbonyl)-3-(morpholin-4-yl)sydnonimine 25717-80-0
961 Molsidomine Molsidomine Impurity - A EP 3-(morpholin-4-yl)sydnonimine(Linsidomine) 744953-71-7 & 1614-27-1
962 Montelukast Sodium Montelukast Sodium EP Sodium [1-[[[(1R)-1-[3-[(E)-2-(7-chloroquinolin-2-yl)ethenyl]phenyl]-3-[2-(1-hydroxy-1-methylethyl)phenyl]propyl]sulfinyl]methyl]cyclopropyl]acetate 151767-02-1
963 Montelukast Sodium Montelukast Racemic Mixture Of Diol IH 2-[2-[3-[3-[2-(7-chloro-2-quinolinyl)ethenyl]phenyl]-3-hydroxy propyl] phenyl-2-propanol NA
964 Montelukast Sodium Montelukast Keto Impurity Of Diol IH 2-[3-[3-[3-[2-(7-Chloroquinoline -2-yl)ethenyl]phenyl]-3-hydroxypropyl]phenyl]methyl ketone 184764-13-4
965 Montelukast Sodium Montelukast Impurity - C EP [1-[[1-[3-[(E)-2-(7-chloroquinolin-2-yl)ethenyl]phenyl]-3-[2-(1-hydroxy-1-methylethyl)phenyl]propyl]sulfinyl]methyl]cyclopropyl]acetic acid 909849-96-3
966 Montelukast Sodium Montelukast Impurity - B EP [1-[[1-[3-[(E)-2-(7-chloroquinolin-2- yl)ethenyl]phenyl]-3-(2-(1-methyletheny) phenyl]propyl]sulfinyl]methyl]cyclopropyl]acetic acid 918972-54-0
967 Montelukast Sodium Montelukast Related Compound - A USP [1-[[1-[3-[(E)-2-(7-chloroquinolin-2-yl)ethenyl]phenyl]-3-[2-(1-hydroxy-1-methylethyl)phenyl]propyl]sulfinyl]methyl]cyclopropyl]acetic acid 909849-96-3
968 Montelukast Sodium Montelukast Related Compound - F USP [1-[[1-[3-[(E)-2-(7-chloroquinolin-2- yl)ethenyl]phenyl]-3-(2-(1-methyletheny) phenyl]propyl]sulfinyl]methyl]cyclopropyl]acetic acid 918972-54-0
969 Moxonidine Moxonidine EP 4-Chloro-N-(imidazolidin-2-ylidene)-6-methoxy-2-methylpyrimidin-5-amine 75438-57-2
970 Moxonidine Moxonidine Impurity - A EP 4,6-dichloro-N-(imidazolidin-2-ylidene)-2-methylpyrimidin-5-amine (6-chloromoxonidine) 352457-35-3
971 Moxonidine Moxonidine Impurity - B EP N-(imidazolidin-2-ylidene)-4,6-dimethoxy-2-methylpyrimidin-5-amine (4-methoxymoxonidine) 75439-01-9
972 Moxonidine Moxonidine Impurity - C EP 5-[(imidazolidin-2-ylidene)amino]-5-methoxy-2-methylpyrimidin-4-ol(4-hydroxymoxonidine) 352457-34-2
973 Moxonidine Moxonidine Impurity - D EP 6-chloro-5-[(imidazolidin-2-ylidene)amino]-2-methylpyrimidin-4-ol (6-desethylmoxonidine) 352457-33-1
974 Moxifloxacin Hydrochloride Moxifloxacin Hydrochloride EP 1-Cyclopropyl-6-fluoro-8-methoxy-7-[(4aS,7aS)-octahydro-6H-pyrrolo[3,4-b]pyridin-6-yl]-4-oxo-1,4-dihydroquinoline-3-carboxylic acid hydrochloride 186826-86-8
975 Moxifloxacin Hydrochloride Moxifloxacin Impurity - A EP 1-cyclopropyl-6,8-difluoro-7-[(4aS,7aS)-octahydro-6H-pyrrolo[3,4-b]pyridin-6-yl]-4-oxo-1,4-dihydroquinoline-3-carboxylic acid (Difluoro Analog) 151213-15-9
976 Moxifloxacin Hydrochloride Moxifloxacin Impurity - B EP 1-cyclopropyl-6,8-dimethoxy-7-[(4aS,7aS)-octahydro-6H-pyrrolo[3,4-b]pyridin-6-yl]-4-oxo-1,4-dihydroquinoline-3-carboxylic acid (Dimethox Analog) 1029364-73-5
977 Moxifloxacin Hydrochloride Moxifloxacin Impurity - C EP 1-cyclopropyl-8-ethoxy-6-fluoro-7-[(4aS,7aS)-octahydro-6H-pyrrolo[3,4-b]pyridin-6-yl]-4-oxo-1,4-dihydroquinoline-3-carboxylic acid (Ethyl Analog) 1029364-75-7
978 Moxifloxacin Hydrochloride Moxifloxacin Impurity - E EP 1-cyclopropyl-6-fluoro-8-hydroxy-7-[(4aS,7aS)-octahydro-6H-pyrrolo[3,4-b]pyridin-6-yl]-4-oxo-1,4-dihydroquinoline-3-carboxylic acid (Desmethyl Analog) 1292904-74-5
979 Moxifloxacin Hydrochloride Moxifloxacin Related Compound - A USP 1-cyclopropyl-6,8-difluoro-7-[(4aS,7aS)-octahydro-6H-pyrrolo[3,4-b]pyridin-6-yl]-4-oxo-1,4-dihydroquinoline-3-carboxylic acid (Difluoro Analog) 151213-15-9
980 Moxifloxacin Hydrochloride Moxifloxacin Related Compound - B USP 1-Cyclopropyl-6,8-dimethoxy-1,4-dihydro-7-[(4aS,7aS)-octahydro-6H-pyrrolo[3,4-b]pyridin-6-yl]-4-oxo-3-quinolinecarboxylic acid hydrochloride monohydrate 1029364-73-5 (Free Base)
981 Moxifloxacin Hydrochloride Moxifloxacin Related Compound - C USP 1-Cyclopropyl-8-ethoxy-6-fluoro-1,4-dihydro-7-[(4aS,7aS)-octahydro-6H-pyrrolo[3,4-b]pyridin-6-yl]-4-oxo-3-quinolinecarboxylic acid hydrochloride monohydrate (Ethyl 1029364-75-7 (Free Base)
982 Moxifloxacin Hydrochloride Moxifloxacin Related Compound - E USP [1-Cyclopropyl-6-fluoro-8-hydroxy-1,4-dihydro-7-[(4aS,7aS)-octahydro-6H-pyrrolo[3,4-b]pyridin-6-yl]-4-oxo-3-quinolinecarboxylic acid hydrochloride (Des Methyl) 1292904-74-5 (HBr Salt)
983 Moxifloxacin Hydrochloride moxifloxacin Related Compound - F USP 1-Cyclopropyl-6-fluoro-1,4-dihydro-8-methoxy-7-[(4aS,7aS)-octahydro-4-methyl-6H-pyrrolo[3,4-b]pyridin-6-yl]-4-oxo-3-quinolinecarboxylic acid 1179992-99-4
984 Moxifloxacin Hydrochloride N-Methyl Moxifloxacin Impurity IH 1-Cyclopropyl-6-fluoro-1,4-dihydro-8-methoxy-7-[(4aS,7aS)-octahydro-4-methyl-6H-pyrrolo[3,4-b]pyridin-6-yl]-4-oxo-3-quinolinecarboxylic acid 1179992-99-4
985 Moxifloxacin Hydrochloride Moxifloxacin Methyl Ester IH Methyl 7-[(4aS,7aS)-octahydro-1H-pyrrolo[3,4-b]pyridin-6-yl]-1-cyclo propyl-6-fluoro-8-methoxy-4-oxo-1,4-dihydroquinoline-3-carboxylate 721970-35-0
986 Moxifloxacin Hydrochloride Moxifloxacin Quinilicethyl Ester IH Ethyl 1-cyclopropyl-6,7-difluoro-8-methoxy-4-oxo-1,4-dihydroquinoline-3-carboxylate 112811-71-9
987 Milinacipran Hydrochloride Milinacipran IH (1R,2S)-rel-2(Aminomethyl)-N,N-diethyl-1-phenyl-cyclopropanecarboxamide, monohydrochloride 101152-94-7
988 Milinacipran Hydrochloride Milinacipran MC-9 IH N,N'-dimethylbenzene-1,2-dicarboxamide 1952-98-0
989 Mirabegron Mirabegron IH 2-Amino-N-(4-{2-[(2R)-2-hydroxy-2-phenylethylamino)ethyl]phenyl}-4-thiazoleacetamide 223673-61-8
990 Mirabegron Mirabegron (S)-Isomer IH (S)-2-(2-Aminothiazol-4-yl)N-(4-(2-(2-hydroxy-2-phenylethylamino)ethyl)phenyl) acetamide 1796931-48-0
991 Mirabegron Mirabegron Impurity - C IH (1R)-2-[[2-(4-Aminophenyl)ethyl]amino]-1-phenylethan-1-ol 391901-45-4
992 Naproxen Naproxen EP (2S)-2-(6-Methoxynaphthalen-2-yl)propanoic acid 22204-53-1
993 Naproxen Naproxen Impurity - A EP (2S)-2-(6-hydroxynaphthalen-2-yl)propanoic acid 52079-10-4
994 Naproxen Naproxen Impurity - E EP methyl (2S)-2-(6-methoxynaphthalen-2-yl)propanoate 26159-35-3
995 Naproxen Naproxen Impurity - F EP ethyl (2S)-2-(6-methoxynaphthalen-2-yl) propanoate 31220-35-6
996 Naproxen Naproxen Impurity - K EP (1RS)-1-(6-methoxynaphthalen-2-yl)ethanol 77301-42-9
997 Naproxen Naproxen Impurity - L EP 1-(6-methoxynaphthalen-2-yl)ethanone 3900-45-6
998 Naproxen Naproxen Impurity - M EP 2-methoxynaphthalene (neroline) 93-04-9
999 Naproxen Naproxen Impurity - N EP 2-bromo-6-methoxynaphthalene 5111-65-9
1000 Naproxen Naproxen Impurity - O EP Isopropyl-2-hydroxy-2-(6-methoxy naphthalen-2-yl)acetate NA
1001 Naproxen Naproxen Impurity - Q IH 6-methoxy-2-naphthoic acid 2471-70-7
1002 Naproxen Naproxen Impurity - I IH (6-methoxynaphthalene-2-yl)acetic acid 23981-47-7
1003 Naproxen Naproxen Related Compound - A USP (6-methoxy-2-naphthoic acid) 2471-70-7
1004 Naproxen Naproxen Related Compound - L USP (1-(6-methoxynaphthalen-2-yl)ethanone) 3900-45-6
1005 Naproxen Naproxen Related Compound - K USP (1RS)-1-(6-methoxynaphthalen-2-yl)ethanol 77301-42-9
1006 Nevirapine Nevirapine EP 11-Cyclopropyl-4-methyl-5,11-dihydro-6H-dipyrido [3,2-b:2',3'-e][1,4]diazepin-6-one 129618-40-2
1007 Nevirapine Nevirapine Impurity - A EP 11-ethyl-4-methyl-5,11-dihydro-6H-dipyrido[3,2-b:2',3'-e] [1,4]diazepin-6-one 133627-17-5
1008 Nevirapine Nevirapine Related Compound - A USP (5-11-dihydro-6H-11-ethyl-4-methyl-dipyrido[3,2-b:2',3'-e] [1,4]diazepin-6-one) 133627-17-5
1009 Niacin Niacin IH Pyridine-3-carboxylic acid 59-67-6
1010 Niacin Niacin Impurity IH 6-methylnicotinic acid 3222-47-7
1011 Niacin Niacin Impurity IH 2,2'-Bipyridine-5,5'-dicarboxylic acid 1802-30-8
1012 Niacin Niacin Impurity IH 3-cyanopyridine 100-54-9
1013 Niacin Niacin Impurity IH 3-nitropyridine 2530-26-9
1014 Niacin Niacin Impurity IH 3-ethylpyridine 536-78-7
1015 Niacin Niacin Impurity IH 5-ethyl-2-methylpyridine 104-90-5
1016 Niacin Niacin Impurity IH pyridine-3-carboxamide 98-92-0
1017 Niacin Niacin Impurity IH 2,5-Pyridinedicarboxylic Acid 100-26-5
1018 Niacin Niacin Impurity IH 2-cyanopyridine 100-70-9
1019 Nicorandil Nicorandil EP N-[2-(Nitro-oxy)ethyl]nicotinamide 65141-46-0
1020 Nicorandil Nicorandil Amide Impurity IH N-(2-hydroxyethyl)pyridine-3-carboxamide N-(2-hydroxyethyl)nicotinamide 6265-73-2
1021 Nicorandil Nicorandil nitrate Impurity IH 2-Aminoethyl nicotinate nitrate 46053-56-9 (Free base) 88596-33-6(nitrate)
1022 Nicorandil Nicorandil Impurity EP N-(2-hydroxyethyl)isonicotinamide 6265-73-2
1023 Nicorandil Nicorandil Oxazoline Impurity IH 3-(4,5-Dihydro-1,3-oxazole-2-yl)pyridine 40055-37-6
1024 Nicorandil Nicorandil 4- Dinitrate Impurity IH 2-[(Pyridin-3-carbonyl)-2-(pyridine-3ylcarbonyl)ethylamino]ethyl Nitrate 1798026-96-6 (Free Base)
1025 Nicotine Nicotine EP 3-[(2S)-1-methylpyrrolidin-2-yl]pyridine 54-11-5
1026 Nicotine Nicotine Impurity - B EP 3-(1-methyl-1H-pyrrol-2-yl)pyridine(β-nicotyrine) 487-19-4
1027 Nicotine Nicotine Impurity - C EP (5S)-1-methyl-5-(pyridin-3-yl) pyrrolidin-2-one(Cotinine) 486-56-6
1028 Nicotine Nicotine Impurity - D EP 3-(4,5-dihydro-3H-pyrrol-2-yl)pyridine (myosmine) 532-12-7
1029 Nicotine Nicotine Impurity - F EP 3-[(2S)-pyrrolidin-2-yl]pyridine (nornicotine) 5746-86-1(Racemic)
1030 Nicotine Nicotine Related Compound - B USP 3-(1-methyl-1H-pyrrol-2-yl)pyridine(β-nicotyrine) 487-19-4
1031 Nicotine Nicotine Related compound - D USP 3-(4,5-dihydro-3H-pyrrol-2-yl)pyridine (Fumerate) 532-12-7 (Free base)
1032 Nimesulide Nimesulide EP N-(4-nitro-2-phenoxyphenyl)methanesulfonamide 51803-78-2
1033 Nimesulide Nimesulide Impurity - C EP 2-phenoxyaniline 2688-84-8
1034 Nimesulide Nimesulide Impurity - D EP 4-Nitro-2-phenoxyaniline 5422-92-4
1035 Nitrofurantoin Nitrofurantoin EP 1-[(5-Nitro-2-furanyl)methylene]amino]-2,4-imidazolidinedione 67-20-9
1036 Nitrofurantoin Nitrofurantoin Impurity IH 2-[(5-Nitro-2-furanyl)methylene] hydrazinecarboxamide NA
1037 Nitrofurantoin Nitrofurantoin Impurity IH 2-(Diacetoxymethyl)-5-nitrofuran NA
1038 Nitrofurantoin Nitrofurantoin Impurity IH 5-Nitro -2-furaldehyde 698-63-5
1039 Norfloxacin Norfloxacin EP 1-Ethyl-6-fluoro-4-oxo-7-(piperazin-1-yl)-1,4-dihydroquinoline-3-carboxylic acid 70458-96-7
1040 Norfloxacin Norfloxacin Impurity - A EP 7-chloro-1-ethyl-6-fluoro-4-oxo-1,4-dihydroquinoline-3-carboxylic acid 68077-26-9
1041 Norfloxacin Norfloxacin Impurity - H EP 7-[4-(ethoxycarbonyl)piperazin-1-yl]-1-ethyl-6-fluoro-4-oxo-1,4-dihydroquinoline-3-carboxylic acid 105440-01-5
1042 Norfloxacin Norfloxacin Related Compound - A USP 7-chloro-1-ethyl-6-fluoro-4-oxo-1,4-dihydroquinoline-3-carboxylic acid 68077-26-9
1043 Norfloxacin Norfloxacin Related Compound - H USP 7-[4-(ethoxycarbonyl)piperazin-1-yl]-1-ethyl-6-fluoro-4-oxo-1,4-dihydroquinoline-3-carboxylic acid 105440-01-5
1044 Norfloxacin Norfloxacin Related compound - K USP 6-Fluoro-1-methyl-4-oxo-7-(piperazin-1-yl)-1,4-dihydroquinoline-3-carboxylic acid 704593-07-3 (Free base) & 74011-48-6
1045 Norfloxacin Norfloxacin Impurity - K IH 6-Fluoro-1-methyl-4-oxo-7-(piperazin-1-yl)-1,4-dihydroquinoline-3-carboxylic acid 704593-07-3 (Free base) & 74011-48-6
1046 Nefopam Hydrochloride Nefopam Hydrochloride IH 3,4,5,6-tetrahydro-5-methyl-1-phenyl-1H-2,5-benzoxazocine hydrochloride 23327-57-3
1047 Nefopam Hydrochloride Nefamide IH 2-Benzoyl-N-(2-hydroxyethyl)-N-methylbenzamide 24833-47-4
1048 Nefopam Hydrochloride Nefodiol IH 2-((2-Hydroxyphenyl)methyl)benzyl)(methyl)aminoethanol 60725-36-2
1049 Ofloxacin Ofloxacin EP (RS)-9-Fluoro-3-methyl-10-(4-methylpiperazin-1-yl)-7-oxo-2,3-dihydro-7H-pyrido[1,2,3-de]-1,4-benzoxazine-6-carboxylic acid 82419-36-1
1050 Ofloxacin Ofloxacin Impurity - A EP (RS)-9,10-difluoro-3-methyl-7-oxo-2,3-dihydro-7H-pyrido-[1,2,3-de]-1,4- benzoxazine-6-carboxylic acid (FPA) 82419-35-0
1051 Ofloxacin Ofloxacin Impurity - E EP (RS) 9-fluoro-3-methyl-7-oxo-10-(piperazin-1-yl)-2,3-dihydro-7H-pyrido[2,3-d][1,4]benzoxazine-6-carboxylic acid (N-Desacetyl, Desmethyl) 82419-52-1
1052 Ofloxacin Ofloxacin Impurity - F EP 4-((3RS)-6-carboxy-9-fluoro-3-methyl-7-oxo-2,3-dihydro-7H-pyrido[2,3-d][1,4]benzoxazine-10-yl)-1-methylpiperazine-1-oxide (N-Oxide) 104721-52-0 (01)
121651-73-7
1053 Ofloxacin Ofloxacin Related Compound - A USP (RS) 9-fluoro-3-methyl-7-oxo-10-(piperazin-1-yl)-2,3-dihydro-7H-pyrido[2,3-d][1,4]benzoxazine-6-carboxylic acid (N-Desacetyl, Desmethyl Ofloxacin) 82419-52-1
1054 Ofloxacin R-Ofloxacin USP (3R) 9-fluoro-3-methyl-10-(4-methylpiperazin-1-yl)-7-oxo-2,3-dihydro-7H-1,4-benzoxazine-2,3,4-de-quinoline-6-carboxylic acid 100868-86-5
1055 Ofloxacin Dextro Ofloxacin Impurity IH (3R) 9-fluoro-3-methyl-10-(4-methylpiperazin-1-yl)-7-oxo-2,3-dihydro-7H-1,4-benzoxazine-2,3,4-de-quinoline-6-carboxylic acid 100868-86-5
1056 Olanzapine Olanzapine EP 2-methyl-4-(4-methylpiperazin-1-yl)-10H-thieno[2,3-b][1,5]benzodiazepine 132539-06-1
1057 Olanzapine Olanzapine Related Compound - A USP (5-methyl-2-(2-nitrophenyl)amino...3-thiophenecarbonitrile 138564-59-7
1058 Olanzapine Olanzapine Related Compound - B USP 2-methyl-10H-thieno[2,3-b][1,5]benzodiazepin-4-[5H]-one 221176-49-4
1059 Olanzapine Olanzapine Related Compound - C USP 2-methyl-4-(4-methylpiperazin-1-yl)-10H-benzo[b]thieno[2,3-e][1,4]diazepine 4-N-oxide 174794-02-6
1060 Olanzapine Olanzapine Desmethyl Impurity IH 2-methyl-4-(piperazin-1-yl)-10H-thieno[2,3-b][1,5]benzodiazepine 161696-76-0
1061 Olanzapine Olanzapine Impurity - C (N-Chloromethyl)Olanzapine IH 1-(Chloromethyl)-1-methyl-4-(2-methyl-10H-thieno[2,3-b][1,5]benzodiazepin-4-yl)piperazin-1-ium chloride 713900-59-1
1062 Olanzapine Olanzapine Impurity (Amino) IH 4-Amino-2-methyl-10H-thieno[2,3-b][1,5]benzodiazepine hydrochloride 138564-60-0
1063 Olopatadine Hydrochloride Olopatadine Hydrochloride USP (11Z)-11-(3-(dimethylamino)propylidene)-6,11-dihydrodibenzo[b,e]oxepin-2-acetic acid hydrochloride 140462-76-6
1064 Olopatadine Hydrochloride Olopatadine Related Compound - B USP (Z)-3-(2-carboxymethyl)dibenzo[b,e]oxepin-11(6H)-ylidene)-N,N-dimethylpropan-1-amine oxide (N-Oxide) 173174-07-7
1065 Olopatadine Hydrochloride Olopatadine Related Compound - C USP (11-oxo-6,11-dihydrodibenzo[b,e]oxepin-2-yl)acetic acid 55453-87-7
1066 Olopatadine Hydrochloride Olopatadine Carbaldehyde Impurity IH (11Z)-11-(3-(Dimethylamino)propylidene)-6,11-dihydrodibenzo[b,e]oxepin-2-ethanol 137661-97-2
1067 Olopatadine Hydrochloride Olopatadine HCl Impurity - III IH Isopropyl (11Z)-11-(3-(dimethylamino)propylidene)-6,11-dihydrodibenzo[b,e]oxepin-2-yl acetate NA
1068 Olopatadine Hydrochloride Olopatadine N-Desmethyl Impurity IH (11Z)-6,11-Dihydro-11-(3-(methylamino)propylidene)-dibenzo[b,e]oxepin-2-acetic acid 113835-92-0
1069 Olmesartan Medoxomil Olmesartan Medoxomil IH (5-Methyl-2-oxo-1,3-dioxol-4-yl)methyl-4-(1-hydroxy-1-methylethyl)-2-propyl-1-[2'-(1H-tetrazole-5-yl)biphenyl-4-yl]methyl-1H-imidazole-5-carboxylate 144689-63-4
1070 Olmesartan Medoxomil Olmesartan Related Compound - A USP 3,6-Dihydro-6,6-dimethyl-2-propyl-3-[2'-(3H-tetrazole-5-yl)(1,1'-biphenyl)4-yl]methyl-4H-furo[3,4-d]imidazole-4-one 849206-43-5
1071 Olmesartan Medoxomil Olmesartan Impurity IH Triphenylmethanol 76-84-6
1072 Olmesartan Medoxomil Olmesartan Impurity - A IH 4-(1-hydroxy-1-methylethyl)-2-propyl-1-[2'-(1H-tetrazole-5-yl)biphenyl-4-yl]methyl-1H-imidazole-5-carboxylic acid 144689-24-7
1073 Olmesartan Medoxomil Olmesartan TIBB Impurity (Dibromo) IH 1-triphenylmethyl-5-[4'-(dibromomethyl)-1,1'-biphenyl)-2-yl-1H-tetrazole 358685-13-9
1074 Olmesartan Medoxomil Olmesartan TNMB Impurity IH 1-triphenylmethyl-5-[4'-(methyl)-1,1'-biphenyl)-2-yl-1H-tetrazole 124750-53-4
1075 Olmesartan Medoxomil Olmesartan Impurity RNH6373 (Olefinic Impurity) IH (5-Methyl-2-oxo-1,3-dioxol-4-yl)methyl-4-isopropenyl-2-propyl-1-[2'-(1H-tetrazole-5-yl)biphenyl-4-yl]methyl-1H-imidazole-5-carboxylate 879562-26-2
1076 Olmesartan Medoxomil Trityl Olmesartan Acid IH 4-(1-hydroxy-1-methylethyl)-2-propyl-1-[4'-[2-(trityltetrazole-5-yl)phenyl)]phenyl methylimidazole-5-carboxylic acid 752179-89-8
1077 Olmesartan Medoxomil Olmesartan Dimer Impurity (RNH 8276) IH 4-[1-[4-(1-hydroxy-1-methylethyl)-2-propyl-1-[2'-(1H-tetrazole-5-yl)biphenyl-4-yl]methylimidazole-5-yl]carbonyloxy-1-methylethyl)-2-propyl-1-[2'-(1H-tetrazole-5-yl) 1040250-19-8
1078 Olmesartan Medoxomil Olmesartan Impurity RNH6363 (Ethylene Imp) IH 4-isopropenyl-2-propyl-1-[2'-(1H-tetrazole-5-yl)biphenyl-4-yl]methyl-1H-imidazole-5-carboxylic acid 172875-98-8
1079 Olmesartan Medoxomil KSM-I of Olmesartan Medoxomil IH 4-(1-hydroxy-1-methylethyl)-2-propyl-1H-imidazole-5-carboxylic acid ethyl ester 144689-93-0
1080 Olmesartan Medoxomil Olmesartan N-Alkyl Impurity (Trityl Olmesartan Medoxomil) IH 4-(1-hydroxy-1-methylethyl)-2-propyl-1-[2'-(2-(tritylphenyl)methyl-1H-tetrazole-5-yl)(1,1'-biphenyl)-4-yl]methyl-1H-imidazole-5-carboxylic acid (5-methyl-2-oxo-1,3-dioxol-4-yl) NA
1081 Olmesartan Medoxomil Olmesartan Impurity - B EP 6,6-dimethyl-2-propyl-3-[2'-(2H-tetrazole-5-yl)(1,1'-biphenyl-4-yl]methyl-3,6-dihydro-4H-furo[3,4-d]imidazole-4-one 849206-43-5
1082 Olmesartan Medoxomil Olmesartan Diethyl Ester Impurity IH Diethyl 2-propyl-1H-imidazole-4,5-dicarboxylate 144689-94-1
1083 Olmesartan Medoxomil Olmesartan Medoxomil Stage - I (Ethyl ester Impurity) IH Ethyl-4-(1-hydroxy-1-methylethyl)-2-propyl-1-{4-[2-(trityl tetrazol-5yl)-phenyl]phenyl}methyl imidazole-5-carboxylate 144690-33-5
1084 Olmesartan Medoxomil Olmesartan Impurity IH 5-(4'-(Bromomethyl)(1,1'-Biphenyl)-2-yl)-1-Trityl-1H-tetrazole 124750-51-2 & 133051-88-4
1085 Olmesartan Medoxomil Olmesartan Impurity - G IH 4-(1-Hydroxy-1-methylpropyl)-2-propyl-1-[[2’-(2H-tetrazol-5-yl)[1,1’-biphenyl]-4-yl]methyl]-1H-imidazole-5-carboxylic acid (5-methyl-2-oxo-1,3-dioxo-4-yl)methyl Ester 1378863-74-1
1086 Olmesartan Medoxomil Olmesartan Diacid Impurity IH 2-propyl-1H-imidazole-4,5-di carboxylic acid 58954-23-7
1087 Olmesartan Medoxomil KSM-II of Olmesartan Medoxomil IH 1-Triphenylmethyl-5-[4-(bromomethyl){1,1-biphenyl}-4-yl]-1H-tetrazole NA
1088 Omeprazole Omeprazole EP 5-Methoxy-2-[(RS)-[(4-methoxy-3,5-dimethylpyridin-2-yl)methyl] sulfinyl]-1H-benzimidazole 73590-58-6
1089 Omeprazole Omeprazole Impurity - A EP 5-methoxy-1H-benzimidazole-2-thiol 37052-78-1
1090 Omeprazole Omeprazole Impurity - C EP 5-methoxy-2-[[(4-methoxy-3,5-dimethylpyridin-2-yl)methyl]sulfanyl]-1H-benzimidazole (Ufiprazole) 73590-85-9
1091 Omeprazole Omeprazole Impurity - D EP 5-methoxy-2-[[(4-methoxy-3,5-dimethyl pyridin-2-yl)methyl]sulfonyl]-1H-benzimidazole (Omeprazole Sulfone) 88546-55-8
1092 Omeprazole Omeprazole Impurity - E EP 4-methoxy-2-[[(RS)-(5-methoxy-1H-benzimidazol-2-yl)sulfinyl]methyl]-3,5-dimethylpyridine 1-oxide 76219-04-8
1093 Omeprazole Omeprazole Impurity - F USP 5-methoxy-2-[(R) –[(4-methoxy-3,5-dimethylpyridine-2-yl)methyl] sulfinyl]-1H-benzimidazole 119141-89-8
1094 Omeprazole Omeprazole Impurity - B IH/EP 2-[(RS)-[(3,5-dimethylpyridin-2-yl)methyl]sulfinyl]-5-methoxy-1H-benzimidazole 110374-16-8
1095 Omeprazole Omeprazole Impurity - I EP 4-methoxy-2-[[(5-methoxy-1H-benzimidazol-2-yl)sulfonyl]methyl]-3,5-dimethylpyridine 1-oxide 158812-85-2
1096 Omeprazole Omeprazole Related Compound - A USP 5-methoxy-2-[[(4-methoxy-3,5-dimethylpyridin-2-yl)methyl]sulfonyl]-1H-benzimidazole 88546-55-8
1097 Omeprazole Omeprazole Related Compound - B USP 5-Methoxy-1H-benzimidazol-2-thiol 37052-78-1
1098 Omeprazole Omeprazole Related Compound - E USP 4-Methoxy-2-[[(RS)-(5-methoxy-1H-benzimidazol-2-yl)sulfinyl]methyl]-3,5-dimethyl pyridine 1-oxide 176219-04-8
1099 Ondansetron Hydrochloride Dihydrate Ondansetron Hydrochloride Dihydrate EP (3RS)-9-Methyl-3-[(2-methyl-1H-imidazol-1-yl)methyl]-1,2,3,9-tetrahydro-4H-carbazol-4-one hydrochloride dihydrate 153139-56-1 (Free base)
119812-29-2
1100 Ondansetron Hydrochloride Dihydrate Ondansetron Impurity - A EP (3RS)-3-[(dimethylamino)methyl]-9-methyl-1,2,3,9-tetrahydro-4H-carbazol-4-one 27387-31-1
1101 Ondansetron Hydrochloride Dihydrate Ondansetron Impurity - C EP 9-methyl-1,2,3,9-tetrahydro-4H-carbazol-4-one 99614-64-9
1102 Ondansetron Hydrochloride Dihydrate Ondansetron Impurity - D EP 9-methyl-3-methylene-1,2,3,9-tetrahydro-4H-carbazol-4-one 288-32-4
1103 Ondansetron Hydrochloride Dihydrate Ondansetron Impurity - E EP 1H-imidazole 693-98-1
1104 Ondansetron Hydrochloride Dihydrate Ondansetron Impurity - F EP 2-methyl-1H-imidazole 99614-03-6
1105 Ondansetron Hydrochloride Dihydrate Ondansetron Impurity - G EP (3RS)-3-[(1H-imidazol-1-yl)methyl]-9-methyl-1,2,3,9-tetrahydro-4H-carbazol-4-one (C-desmethyl ondansetron) 99614-14-9
1106 Ondansetron Hydrochloride Dihydrate Ondansetron Impurity - H EP (3RS)-3-[(2-methyl-1H-imidazol-1-yl)methyl] -1,2,3,9-tetrahydro-4H-carbazol-4-one(N-Desmethyl ondansetron) 119812-29-2
1107 Ondansetron Hydrochloride Dihydrate Ondansetron Related Compound - A USP (3RS)-3-[(dimethylamino)methyl]-1,2,3,9-tetrahydro-9-methyl-4H- carbazol-4-one hydrochloride 27387-31-1
1108 Ondansetron Hydrochloride Dihydrate Ondansetron Related Compound - C USP (1,2,3,9-tetrahydro-9-methyl-4H-carbazol-4-one) 27387-31-1
1109 Ondansetron Hydrochloride Dihydrate Ondansetron Related Compound - D USP (1,2,3,9-tetrahydro-9-methyl-3-methylene-4H-carbazol-4-one 99614964-9
1110 Ornidazole Ornidazole IH 1-chloro-3-(2-methyl-5-nitro-1H-imidazol-1-yl)propan-2-ol 16773-42-5
1111 Ornidazole Ornidazole epoxy Impurity IH 1-(2,3-epoxypropyl)-2-methyl-5-nitro imidazole 16773-52-7
1112 Ornidazole Ornidazole - 4 - isomer Impurity IH 1-(3-chloro-2-hydroxypropyl)-2-methyl-4-nitroimidazole 14419-11-5
1113 Ornidazole Ornidazole diol Impurity IH 1-(2,3-dihydroxy propyl)-2-methyl-5-nitro imidazole 62580-80-7
1114 Oxcarbazepine Oxcarbazepine USP 10,11-dihydro-10-oxo-5H-dibenz(b,f)azepine-5-carboxamide 28721-07-5
1115 Oxcarbazepine Oxcarbazepine Related Compound - C USP Acridin-9(10H)-one 578-95-0
1116 Oxcarbazepine Oxcarbazepine Related Compound - E USP (10(11H)-Oxo-5H-dibenz(b,f)azepine) 21737-58-6
1117 Oxcarbazepine Oxcarbazepine Impurity - I IH 10-oxo-10,11-dihydro-5H-dibenzo(b,f)azepine-5-carboxamide 298-46-4
1118 Oxcarbazepine Oxcarbazepine Impurity - II IH 10-methoxy-5H-dibenzo(b,f)azepine 4698-11-7
1119 Oxcarbazepine Oxcarbazepine Impurity - III IH 10-methoxy-5H-dibenzo(b,f)azepine-5-carboxamide 28721-09-7
1120 Paliperidone Paliperidone USP 3-[2-[4-(6-Fluoro-1,2-benzisoxazol-3-yl)-1-piperidinyl]ethyl]-6,7,8,9-tetrahydro-9-hydroxy-2-methyl-4H-pyrido[1,2-a]pyrimidin-4-one 144598-75-4
1121 Paliperidone Paliperidone Related Compond - A (Des-Chloro Imp) USP (3-Ethyl-9-hydroxy-2-methyl-6,7,8,9-tetrahydro-4H-pyrido[1,2-a]pyrimidin-4-one) 849903-79-3
1122 Paliperidone Paliperidone Related Compound - B USP 6-fluoro-3-(piperidin-4-yl)benzisoxazole hydrochloride 84163-13-3
1123 Paliperidone Paliperidone Related Compound - C USP 3-(2-Chloroethyl)-9-hydroxy-2-methyl-6,7,8,9-tetrahydro-4H-pyrido[1,2-a]pyrimidin-4-one) 130049-82-0
1124 Paliperidone Paliperidone Related Compound - D USP (3-[2-[4-(6-Fluoro-1,2-benzisoxazol-3-yl)-piperidin-1-yl]ethyl]-9-hydroxy-2-methyl-6,7,8,9-tetrahydro-4H-pyrido[1,2-a]pyrimidin-4-one N-oxide) 761460-08-6
1125 Paliperidone Paliperidone Impurity - D (Debenzyl Imp) IH 3-(2-chloro ethyl)-9-hydroxy-2-methyl-4H-pyrido[1,2-a]pyrimidin-4-one 260273-82-3 (Free base) 849727-62-4
1126 Paliperidone Paliperidone Hydroxy compound IH 9-(Benzyloxy)-3-(2-hydroxyethyl)-2-methyl-4H-pyrido[1,2-a]pyrimidin-4-one 1008796-22-2
1127 Paliperidone Paliperidone Keto impurity IH 3-[2-[4-(6-fluoro-1,2-benzisoxazol-3-yl)-1-piperidinyl]ethyl]-6,7,8,9-tetrahydro-9-oxo-2-methyl-4H-pyrido[1,2-a]-pyrimidin-4-one 1189516-65-1
1128 Paliperidone Paliperidone Impurity IH 9-(benzyloxy)-3-(2-chloroethyl)-2-methyl-4H-pyrido[1,2-a]pyrimidin-4-one 147687-17-0
1129 Paliperidone Sulfamic acid IH Sulfamic acid 5329-14-6
1130 Paliperidone Methyl Acetoacetate IH Methyl acetoacetate 105-45-3
1131 Paliperidone Benzyl Chloride IH Benzyl Chloride 100-44-7
1132 Paliperidone Furfural IH Furfural 98-01-1
1133 Pantoprazole Sodium Sesquihydrate Pantoprazole Sodium Sesquihydrate EP Sodium 5-(difluoromethoxy)-2-[(RS)-(((3,4-dimethoxy pyridin-2-yl)methyl)sulfinyl) benzimidazol-1-ide sesquihydrate 164579-32-2 & 102625-70-7
1134 Pantoprazole Sodium Sesquihydrate Pantoprazole Impurity - A EP 5-(difluoromethoxy)-2-[[(3,4-dimethoxypyridin-2-yl)methyl] sulfonyl]-1H-benzimidazole (Sulfone) 127780-16-9
1135 Pantoprazole Sodium Sesquihydrate Pantoprazole Impurity - B EP 5-(difluoromethoxy)-2-[[(3,4-dimethoxypyridin-2-yl)methyl]sulfanyl]-1H- benzimidazole (Sulfide) 10265-64-9
1136 Pantoprazole Sodium Sesquihydrate Pantoprazole Impurity - C EP 5-(difluoromethoxy)-1H-benzimidazole-2-thiol (Thiol Imp) 97963-62-7
1137 Pantoprazole Sodium Sesquihydrate Pantoprazole Related Compound - A USP 5-(difluoromethoxy)-2-[[(3,4-dimethoxy-2-pyridinyl) methyl]sulfonyl]-1H-benzimidazole 127780-16-9
1138 Pantoprazole Sodium Sesquihydrate Pantoprazole Related Compound - B USP 5-(difluoromethoxy)-2-[[(3,4-dimethoxy-2-pyridinyl)methyl]thio]-1H-benzimidazole 102625-64-9
1139 Pantoprazole Sodium Sesquihydrate Pantoprazole Related Compound - C USP 5-(difluoromethoxy)-1H-benzimidazole-2-thiol 97963-62-7
1140 Pantoprazole Sodium Sesquihydrate Pantoprazole N-Oxide Impurity IH 5-(Difluoromethoxy)-2-[[(3,4-dimethoxy-1-oxido-2-pyridinyl)methyl]sulfinyl]-1H-benzimidazole; 953787-60-5
1141 Paracetamol Paracetamol EP N-(4-Hydroxyphenyl)acetamide 103-90-2
1142 Paracetamol Paracetamol Impurity - A EP N-(2-hydroxyphenyl)acetamide 614-80-2
1143 Paracetamol Paracetamol Impurity - D EP N-phenylacetamide 103-84-4
1144 Paracetamol Paracetamol Impurity - E EP 1-(4-hydroxyphenyl)ethanone 99-93-4
1145 Paracetamol Paracetamol Impurity - F EP 4-nitrophenol 100-02-7
1146 Paracetamol Paracetamol Impurity - H EP 4-(acetylaminophenylacetate) 2623-33-8
1147 Paracetamol Paracetamol Impurity - I EP 1-(2-hydroxyphenyl)ethanone 118-93-4
1148 Paracetamol Paracetamol Impurity - J EP N-(4-chlorophenyl)acetamide (Chloroacetamide) 539-03-7
1149 Paracetamol Paracetamol Impurity - K EP 4-aminophenol 123-30-8
1150 Paroxetine Hydrochloride Paroxetine Hydrochloride EP (3S,4R)-3-[1,3-benzodioxol-5-yloxymethyl]-4-(4-fluorophenyl)piperidine hydrochloride anhydrous 78246-49-8 & 61869-08-7 (Free base) 324024-00-26 (Free base) 1322626-23-2 (HCl salt)
1151 Paroxetine Hydrochloride Paroxetine Impurity - A EP (3S,4R)-3-[1,3-benzodioxol-5-yloxymethyl]-4-(4-phenyl)piperidine (desfluoroparoxetine) 108813-14-7
1152 Paroxetine Hydrochloride Paroxetine Impurity - C EP (3S,4R)-3-[1,3-benzodioxol-5-yloxymethyl]-4-(4-fluorophenyl)piperidine (N-benzylparoxetine) 108813-14-7
1153 Paroxetine Hydrochloride Paroxetine Impurity - E EP (3RS,4RS)-3-[1,3-benzodioxol-5-yloxymethyl]-4-(4-fluorophenyl)piperidine (cis-paroxetine) 78246-49-8 & 61869-08-7 (Free base) 69675-10-1
1154 Paroxetine Hydrochloride Paroxetine Impurity - G EP 4-(4-fluorophenyl)-1-methyl-1,2,3,6-tetrahydropyridine 201855-60-9
1155 Paroxetine Hydrochloride Paroxetine Impurity - H EP (3S,4R)-1-benzyl-4-(4-fluorophenyl)piperidin-3-yl)methanol 201855-60-9
1156 Paroxetine Hydrochloride Paroxetine Related Compound - E IN 4-(4-fluorophenyl)-1-methyl-1,2,3,6-tetrahydropyridine 69675-10-1
1157 Paroxetine Hydrochloride Paroxetine Related Compound - D USP (3RS,4RS)-3-[(benzodioxol-5-yloxymethyl]-4-(4-fluorophenyl)piperidine hydrochloride (cis-paroxetine) NA
1158 Phenytoin Phenytoin EP 5,5-Diphenylimidazolidine-2,4-dione 57-41-0
1159 Phenytoin Phenytoin Impurity - A EP diphenylmethanone (Benzophenone) 119-61-9
1160 Phenytoin Phenytoin Impurity - B EP diphenylethanedione (Benzil) 134-81-6
1161 Phenytoin Phenytoin Impurity - C EP amino(diphenyl)acetic acid (2,2-diphenyl glycine) 3060-50-2
1162 Phenytoin Phenytoin Impurity - F EP 5-(4-methylphenyl)-5-phenylimidazolidine-2,4-dione 51169-17-6
1163 Phenytoin Phenytoin Related Compound - A USP (2,2-Diphenylglycine) 3060-50-2
1164 Phenoxymethylpenicillin Phenoxymethylpenicillin EP (2S,5R,6R)-3,3-Dimethyl-7-oxo-6-[(phenoxyacetyl)amino]-4-thia-1-azabicyclo[3.2.0]heptane-2-carboxylic acid 87-08-1
1165 Phenoxymethylpenicillin Phenoxymethylpenicillin Impurity - A EP (2S,5R,6R)-3,3-Dimethyl-7-oxo-6-[(phenylacetyl)amino]-4-thia-1-azabicyclo[3.2.0]heptane-2-carboxylic acid (Benzylpenicillin) 61-33-6
1166 Phenoxymethylpenicillin Phenoxymethylpenicillin Impurity - B EP Phenoxyacetic acid 122-59-8
1167 Pioglitazone Hydrochloride Pioglitazone Hydrochloride IN (RS)-5-(4-[2-(5-ethylpyridin-2-yl)ethoxy]benzyl)thiazolidine-2,4-dione 112529-15-4 & 111025-46-8 (Free base)
1168 Pioglitazone Hydrochloride Pioglitazone N-Oxide Impurity IN 5-[4-[2-(5-ethyl-2-pyridinyl)ethoxy]phenyl]methyl-2,4-thiazolidinedione N-Oxide 145350-09-0
1169 Pioglitazone Hydrochloride Pioglitazone Imino Analog Impurity IN 5-[4-[2-(5-Ethyl-2-pyridinyl)ethoxy]benzyl]-2-imino-4-thiazolidinedione ("EPEB") 105355-26-8
1170 Pioglitazone Hydrochloride Pioglitazone Impurity - B IN 5-[4-[2-(5-Ethyl-2-pyridinylethoxy]benzylidene)-2,4-thiazolidinedione 144809-28-9 627502-58-3
1171 Pioglitazone Hydrochloride Pioglitazone Impurity - C IN 5-[4-[2-(5-Ethyl-2-pyridinylethoxy]phenylmethyl-N-[2-(5-ethylpyridin-2-yl)ethyl]-2,4-thiazolidinedione 952188-00-0
1172 Piracetam Piracetam EP 2-(2-Oxopyrrolidin-1-yl)acetamide 7491-74-9
1173 Piracetam Piracetam Impurity - A EP pyrrolidin-2-one 616-45-5
1174 Piracetam Piracetam Impurity - B EP methyl (2-oxopyrrolidin-1-yl)acetate 59776-88-4
1175 Piracetam Piracetam Impurity - C EP ethyl (2-oxopyrrolidin-1-yl)acetate 61516-73-2
1176 Piracetam Piracetam Impurity - D EP (2-oxopyrrolidin-1-yl)acetic acid 53934-76-2
1177 Potassium Clavulanate Potassium Clavulanate EP Potassium (2R,3Z,5R)-3-(2-hydroxyethylidene)-7-oxo-4-oxa-1-azabicyclo[3.2.0]heptane-2-carboxylate 61177-45-5
1178 Potassium Clavulanate Clavulanate Impurity - G EP 4-[[(1S)-1-carboxy-2-(4-hydroxyphenyl)ethyl]amino]-4-oxobutanoic acid (N-hydrogensucinyltyrosine) 374816-32-7
1179 Povidone Povidone EP 1-ethenylpyrrolidin-2-one polymers 9003-39-8
1180 Povidone Povidone Impurity - A EP 1-ethenylpyrrolidin-2-one 88-12-0
1181 Pramipexole Dihydrochloride Monohydrate Pramipexole Dihydrochloride Monohydrate EP (6S)-6-N-propyl-4,5,6,7-tetrahydro-1,3-benzothiazole-2,6-diamine Dihydrochloride Monohydrate 191217-81-9
1182 Pramipexole Dihydrochloride Monohydrate Pramipexole Impurity - A EP (6S)-4,5,6,7-tetrahydro-1,3-benzothiazole-2,6-diamine, 106092-09-5
1183 Pramipexole Dihydrochloride Monohydrate Pramipexole Impurity - B EP (6S)-N,N4-dipropyl-4,5,6,7-tetrahydro-1,3-benzothiazole-2,6-diamine, 1246815-83-7
1184 Pramipexole Dihydrochloride Monohydrate Pramipexole Impurity - C EP (6S)-6-N-[3-[(6S)-2-Amino-4,5,6,7-tetrahydro-1,3-benzothiazol-6-yl]amino]-1-ethyl-2-methylpropyl]-4,5,6,7-tetrahydro-1,3-benzothiazole-2,6-diamine (C-C Dimer) 1973461-14-1
1185 Pramipexole Dihydrochloride Monohydrate Pramipexole Impurity - D EP (R )-2-Amino-4,5,6,7-tetrahydro-6-(propylamino) benzothiazole (R-isomer) (Des pramipexole) 104632-27-1 (HCl salt) 104632-28-2
1186 Pramipexole Dihydrochloride Monohydrate Pramipexole Impurity - E EP (S)-2-Amino-4,5,6,7-tetrahydro-6-(1-oxo-propylamino)benzothiazole 106006-84-2
1187 Pramipexole Dihydrochloride Monohydrate Pramipexole Related Compound - A USP (6S)-4,5,6,7-Tetrahydrobenzothiazole-2,6-diamine) 106092-09-5
1188 Pramipexole Dihydrochloride Monohydrate Pramipexole Related Compound - D USP (R)-2-Amino-4,5,6,7-tetrahydro-6-(propylamino) benzothiazole dihydrochloride) 104632-27-1
1189 Pramipexole Dihydrochloride Monohydrate R - Isomer Of Pramipexole Impurity IH (R)-N6-propyl-4,5,6,7-tetrahydro-1,3-benzothiazole-2,6-diamine dihydrochloride 104632-27-1
1190 Pramipexole Dihydrochloride Monohydrate Pramipexole Impurity RRT @ 0.63 IH S-1-propyl-2-pyrrolidone-5-acetic acid thiourea amide 936751-11-0
1191 Pramipexole Dihydrochloride Monohydrate Pramipexole Impurity RRT @ 0.93 IH (S)-2-(methyl) amino-4,5,6,7-tetrahydro - (6 - propyl, 6-hydroxyl methyl) amino benzothiazole NA
1192 Pramipexole Dihydrochloride Monohydrate Pramipexole Impurity - F IH (S)-N6,N6-dipropyl-4,5,6,7-tetrahydrobenzo[d]thiazole-2,6-diamine hydrochloride 1147937-31-2
1193 Prasugrel Hydrochloride Prasugrel Hydrochloride IH (RS)-5-[2-cyclopropyl-1-(2-fluorophenyl)-2-oxoethyl]-4,5,6,7-tetrahydrothieno[3,2-c]pyridin-2-yl-acetate hydrochloride 389574-19-0
1194 Prasugrel Hydrochloride Prasugrel Impurity IH 1-cyclopropyl-2-(3-fluorophenyl) ethanone 952722-64-4
1195 Prasugrel Hydrochloride Des Fluoro Impurity of Prasugrel IH 5-(2-cyclopropyl-2-oxo-1-phenyl ethyl)-4,5,6,7-tetrahydrothieno[3,2-c] pyridin-2-yl acetate 1391053-53-4 (HCl salt)
1196 Prasugrel Hydrochloride 3-Fluoro Impurity of Prasugrel IH 5-[2-cyclopropyl-1-(3-fluorophenyl)-2-oxoethyl]-4,5,6,7-tetrahydrothieno[3,2-c] pyridin-2-yl acetate 1391194-39-0(free base) 1391052-75-7(HCl salt)
1197 Pregabalin Pregabalin IH (S)-3-(aminomethyl)-5-methyl hexanoic acid 148553-50-8
1198 pregabalin Pregabalin Impurity IH 3-(2-Methylpropyl)pentanedioic Acid) 75143-89-4
1199 Pregabalin Pregabalin R-isomer Impurity IH (3R)-3-aminomethyl)-5-methylhexanoic acid 148553-51-9
1200 pregabalin Pregabalin Cyclicamide Impurity IH 4-(2-methylpropyl)piperidine-2,6-dione 916982-10-0
1201 Pregabalin Pregabalin Racemic Mixture IH 3-(2-amino-2-oxo ethyl)-5-methylhexanoic acid 181289-15-6
1202 Pregabalin Pregabalin Lactam Impurity IH 4-(2-methylpropyl)pyrrolidin-2-one 61312-87-6
1203 Pregabalin Pregabalin Impurity IH (R)-(+)-α-Methylbenzylamine) 3886-69-9
1204 Pregabalin Pregabalin Impurity IH (R-)-(-)-3-(Carbamoylmethyl)-5-methylhexanoic acid) 181289-33-8
1205 Pregabalin Pregabalin Racemate IH 3-(Amino-5-methyl hexanoic acid) 128013-69-4
1206 Pregabalin Pregabalin Related Compound - A USP (3R)-3-aminomethyl)-5-methylhexanoic acid 148553-51-9
1207 Primidone Primidone EP 5-Ethyl-5-phenyldihydropyrimidine-4,6(1H,5H)-dione 125-33-7
1208 Primidone Primidone Impurity - A EP 2-ethyl-2-phenylpropanediamide 7206-76-0
1209 Primidone Primidone Impurity - B EP 5-ethyl-5-phenylpyrimidine-2,4,6(1H,3H,5H)-trione (phenobarbital) 50-06-6
1210 Primidone Primidone Impurity - C EP (2RS)-2-phenylbutanamide 90-26-6
1211 Primidone Primidone Impurity - E EP (2RS)-2-phenylbutanoic acid 90-27-7
1212 Primidone Primidone Impurity - F EP 5-ethyl-5-phenyl-2-[(1RS)-1-phenylpropyl]dihydropyrimidine-4,6(1H,5H)-dione 189504-46-8
1213 Primidone Primidone Related Compound - A USP 2-ethyl-2-phenylmalonamide 7206-76-0
1214 Primidone Primidone Related Compound - C USP 2-phenylbutanamide 90-26-6
1215 Prochlorperazine Dimaleate Prochlorperazine Dimaleate IH Prochlorperazine Dimaleate 84-02-6
1216 Prochlorperazine Dimaleate Prochlorperazine Deschloro Impurity IH 10-[3-(4-methyl-1-piperazinyl) propyl]-10H-phenothiazine dihydrochloride 5317-37-3 & 84-97-9 (Free base)
1217 Prochlorperazine Dimaleate Prochlorperazine Sulfoxide Impurity IH 2-Chloro-10-[3-(4-methyl-1-piperazinyl) propyl]-10H-phenothiazine 10078-27-0
1218 Prochlorperazine Dimaleate Prochlorperazine 1-isomer Impurity IH 1-chloro-10-[3-(4-methylpiperazin-1-yl) propyl]-10H-phenothiazine 58-38-8
1219 Prochlorperazine Dimaleate 4-CHLORO-10-H-PHENOTHIAZINE IH 4-chloro-10H-phenothiazine 7369-69-9
1220 Prochlorperazine Dimaleate Prochlorperazine 4-isomer Impurity IH 4-chloro-10-[3-(4-methylpiperazin-1-yl) propyl]-10H-phenothiazine 1346602-34-3
1221 Prochlorperazine Dimaleate Prochlorperazine Related Compound - A USP 4-chloro-10-[3-(4-methylpiperazin-1-yl) propyl]-10H-phenothiazine dihydrochloride 1346602-34-3
1222 Propyl Hydroxybenzoate Propyl Hydroxybenzoate EP Propyl 4-hydroxybenzoate 94-13-3
1223 Propyl Hydroxybenzoate Propyl Hydroxybenzoate Impurity - A EP 4-hydroxybenzoic acid 99-96-7
1224 Propyl Hydroxybenzoate Propyl Hydroxybenzoate Impurity - B EP methyl 4-hydroxybenzoate (methyl parahydroxybenzoate) 99-76-3
1225 Propyl Hydroxybenzoate Propyl Hydroxybenzoate Impurity - C EP ethyl 4-hydroxybenzoate (ethyl parahydroxybenzoate) 120-47-8
1226 Propyl Hydroxybenzoate Propyl Hydroxybenzoate Impurity - D EP butyl 4-hydroxybenzoate (butyl parahydroxybenzoate) 94-26-8
1227 Prothionamide Prothionamide IH 2-propyl-4-pyridinecarbothioamide 14222-60-7
1228 Pyrantel Embonate Pyrantel Embonate EP 1-Methyl-2-[(E)-2-(thiophen-2-yl)ethenyl]-1,4,5,6-tetrahydropyrimidine hydrogen 4,4'- methylenebis(3-hydroxynaphthalene-2-carboxylate) 22204-24-6
1229 Pyrantel Embonate Pyrantel Impurity - B EP (E)-N-[3-(methylamino)propyl]-3-(thiophen-2-yl)prop-2-enamide 1449108-90-0 (HCl salt)
1230 Pyrazinamide Pyrazinamide EP pyrazine-2-carboxamide 98-96-4
1231 Pyrazinamide Pyrazinamide Impurity - A EP pyrazine-2-carboxylic acid 98-97-5
1232 Pyrazinamide Pyrazinamide Impurity - B IH Pyrazinecarbonitrile 19847-12-2
1233 Pyridoxine Hydrochloride Pyridoxine Hydrochloride EP (5-hydroxy-6-methylpyridine-3,4-diyl)dimethanol hydrochloride 58-56-0 & 65-23-6
1234 Pyridoxine Hydrochloride Pyridoxine Impurity - A EP 6-methyl-1,3-dihydrofuro[3,4-c]pyridin-7-ol 1006-21-9(HCl salt) & 5196-20-3
1235 Pyridoxine Hydrochloride Pyridoxine Impurity - B EP 5-(hydroxymethyl)-2,4-dimethylpyridin-3-ol 148-51-6 (HCl salt) & 61-67-6
1236 Piroxicam Piroxicam EP 4-hydroxy-2-methyl-N-(pyridin-2-yl)-2H-1,2-benzothiazine-3-carboxamide 1,1-dioxide 36322-90-4
1237 Piroxicam Piroxicam IH 1,1-Dioxide-4-Methoxy-2-methyl-N-2-pyridinyl-2H-1,2-benzothiazine-3-Carboxamide 76780-03-5
1238 Propafenone Hydrochloride Propafenone Hydrochloride EP 1-[2-[(2RS)-2-hydroxy-3-(propylamino)propoxy]phenyl]-3-phenylpropan-1-one hydrochloride 34183-22-7
1239 Propafenone Hydrochloride Propafenone Impurity - C EP 1-[2-[[(2RS)-oxiranyl]methoxy]phenyl]-3-phenylpropan-1-one 22525-95-7
1240 Propafenone Hydrochloride Propafenone Impurity - F EP 1,1'-[2-hydroxypropane-1,3-diylbis(oxy-2,1-phenylene)]bis(3-phenylpropan-1-one) 1329643-40-4
1241 Propafenone Hydrochloride Propafenone Impurity - E EP 1-[2-[(2RS)-3-Chloro-2-hydroxypropoxy]phenyl]-3-phenylpropan-1-one 165279-79-8
1242 Propafenone Hydrochloride Propafenone Impurity - G EP 1,1'-[Propyliminobis[(2-hydroxypropane-3,1-diyl)oxy-2,1-phenylene]]bis(3-phenylpropan-1-one 1346603-80-2
1243 Propafenone Hydrochloride Propafenone Impurity - D EP 1-[2-[(2RS)-2,3-dihydroxypropoxy]phenyl]-3-phenylpropan-1-one 91401-73-9
1244 Propafenone Hydrochloride Propafenone Impurity - B EP (2E)-1-[2-(2RS)-2-Hydroxy-3-(propylamino)propoxy]phenyl]-3-phenylprop-2-en-1-one 88308-22-9 & 1331636-87-3 (HCl)
1245 Propafenone Hydrochloride Propafenone Related Compound - B USP (2E)-1-[2-(2RS)-2-Hydroxy-3-(propylamino)propoxy]phenyl]-3-phenylprop-2-en-1-one 88308-22-9
1246 Piperonal Piperonal IH 1,3-benzodioxole-5-carbaldehyde 120-57-0
1247 Piribedil Piribedil IH 2-[4-(1,3-Benzodioxol-5-ylmethyl)-1-piperazinyl]pyrimidine 3605-01-4
1248 Piribedil Piribedil Dihydroxy Impurity IH 4-[[4-(pyrimidin-2-yl)piperazin-1-yl]methyl]benzene-1,2-diol 19971-73-4 50602-50-1
1249 Quetiapine Hemifumarate Quetiapine Hemifumarate EP 2-2-(4-dibenzo[b,f][1,4]thiazepin-11-yl)piperazin-1-yl]ethoxy]ethanol hemifumarate 111974-72-2
1250 Quetiapine Hemifumarate Quetiapine Impurity - A EP 2-[2-(4-dibenzo[b,f][1,4]thiazepin-11-yl)piperazin-1-yl]ethoxy]ethyl acetate 844639-07-2
1251 Quetiapine Hemifumarate Quetiapine Impurity - B EP 11-(piperazin-1-yl)dibenzo[b,f][1,4]thiazepine 111974-74-4(HCl salt) 5747-48-8(Free base)
1252 Quetiapine Hemifumarate Quetiapine Impurity - C EP 2-(2-(4-dibenzo[b,f][1,4]thiazepine-11-yl)piperazin-1-yl) ethoxyethyl 2-(4-(dibenzo[b,f][1,4]thiazepin-11-yl)piperazin-1-yl)acetate 1798840-31-9
1253 Quetiapine Hemifumarate Quetiapine Impurity - D EP 11,4-bis(dibenzo[b,f][1,4]thiazepin-11-yl)piperazine 945668-94-0
1254 Quetiapine Hemifumarate Quetiapine Impurity - E EP 1,2-bis(2-(4-Dibenzo[b,f][1,4]thiazepine-11-yl)piperazin-1-yl)ethoxy]ethane 1371638-05-9
1255 Quetiapine Hemifumarate Quetiapine Impurity - G EP dibenzo[b,f][1,4]thiazepin-11(10H)-one 460029
1256 Quetiapine Hemifumarate Quetiapine Impurity - H EP 4-(dibenzo[b,f][1,4]thiazepin-11-yl)-1-(2-(2-hydroxyethoxy)ethyl)piperazine-1-oxide 1076199-40-0
1257 Quetiapine Hemifumarate Quetiapine Impurity - I EP 2-(4-(Dibenzo[b,f][1,4]thiazepin-11-yl)piperazin-1-yl)ethanol 329216-67-3 (Free base) 329218-14-6
1258 Quetiapine Hemifumarate Quetiapine Impurity - J EP 2-(2-(2-(2-(4-dibenzo[b,f][1,4]thiazepin-11-yl)piperazin-1-yl)ethoxy)ethoxy)ethanol 1356905-17-6
1259 Quetiapine Hemifumarate Quetiapine Impurity - N EP 2-(2-(4-(2-(2-(4-dibenzo[b,f][1,4]thiazepin-11-yl)piperazin-1-yl)ethoxy)ethyl)piperazin-1-yl)ethoxy)ethanol 1800291-86-4
1260 Quetiapine Hemifumarate Quetiapine Impurity - O EP 11-(4-(2-(2-(triyloxy)ethoxy)ethyl)piperazin-1-yl)dibenzo[b,f][1,4]thiazepine 844639-06-1
1261 Quetiapine Hemifumarate Quetiapine Impurity - P EP 11-(4-ethylpiperazin-1-yl)dibenzo[b,f][1,4]thiazepine 1011758-03-4 (HCl salt)
1262 Quetiapine Hemifumarate Quetiapine Impurity - Q EP 4-(dibenzo[b,f][1,4]thiazepin-11-yl)-1,1-bis(2-(2-hydroxyethoxy) ethyl) piperazin-1-ium NA
1263 Quetiapine Hemifumarate Quetiapine Impurity - R EP (E)-4-ethoxy-4-oxobut-2-enoic acid 2459-05-4
1264 Quetiapine Hemifumarate Quetiapine Impurity - S EP 11-(4-(2-(2-hydroxyethoxy)ethyl)piperazin-1-yl)dibenzo [b,f][1,4] thiazepine 5-oxide (S-OXIDE) 329216-63-9 (HCl salt)
1265 Quetiapine Hemifumarate Quetiapine Impurity - T EP 4-(dibenzo[b,f][1,4]thiazepin-11-yl)morpholine 5747-46-6
1266 Quetiapine Hemifumarate Quetiapine Impurity - U EP dibenzo[b,f][1,4]thiazepin-11-amine 5786-26-5
1267 Quetiapine Hemifumarate Quetiapine Impurity - V EP 2-(2-(4-phenanthridin-6-yl)piperazin-1-yl)ethoxy)ethanol NA
1268 Quetiapine Hemifumerate Quetiapine Impurity - W EP 11-(2-(2-(4-(dibenzo[b,f][1,4]thiazepin-11-yl)piperazin-1-yl)ethoxy)ethoxy)dibenzo[b,f][1,4]thiazepine 1800608-95-0 & 2204369-14-0
1269 Quetiapine Hemifumerate Quetiapine Related Compound - B USP 11-(piperazin-1-yl)dibenzo[b,f][1,4]thiazepine dihydrochloride NA
1270 Quetiapine Hemifumerate Quetiapine Related Compound - G USP dibenzo[b,f][1,4]thiazepin-11(10H)-one 5747-48-8 & 3159-07-7
1271 Quetiapine Hemifumerate Quetiapine N-Oxide (R-H) USP 4-(dibenzo[b,f][1,4]thiazepin-11-yl)-1-(2-(2-hydroxyethoxy) ethyl) piperazine-1-oxide 1076199-40-0
1272 Quetiapine Hemifumerate Quetiapine Desethoxy Impurity USP 2-(4-(Dibenzo[b,f][1,4]thiazepin-11-yl)piperazin-1-yl)ethanol 329218-14-6 & 329216-67-3(Free base)
1273 Quetiapine Hemifumerate Quetiapine Bis(dibenzothiazepine)piperazine USP [1,4 Bis(dibenzo[b,f][1,4]thiazine-11-yl)piperazine 945668-94-0
1274 Quetiapine Hemifumerate Quetiapine Impurity - A IH 11-(piperazin-1-yl)dibenzo[b,f][1,4]thiazepine dihydrochloride 111974-74-4 (HCl Salt)
1275 Quetiapine Hemifumerate Quetiapine Impurity - D IH (2-(2-(4- dibenzo[b,f][1,4]thiazepin-11-yl-1-piperazinyl)ethoxy)ethoxy] ethanol) NA
1276 Quetiapine Hemifumerate Quetiapine Bisether Impurity (Triethoxy) IH 1,2-bis(2-(4-Dibenzo[b,f][1,4]thiazepine-11-yl)piperazin-1-yl)ethoxy)ethane 1371638-05-9
1277 Quetiapine Hemifumerate Quetiapine Impurity - C (Des Ethoxy) IH 11-(4-(2-hydroxyethyl)-1-piperazinyl)dibenzo[b,f][1,4]thiazepine 329216-67-3
1278 Quetiapine Hemifumerate Quetiapine Impurity - E (N-Methyl) IH 11-(4-methylpiperazin-1-yl)dibenzo[b,f][1,4]thiazepine) 1977-09-9
1279 Quetiapine Hemifumerate Quetiapine Impurity - F (Dimer) IH [1,4 Bis(dibenzo[b,f][1,4]thiazine-11-yl)piperazine 945668-94-0
1280 Quetiapine Hemifumerate Quetiapine Impurity IH 2-(2-(piperazin-1-yl)ethoxy)ethanol 13349-82-1
1281 Quinine Sulfate Quinine Sulfate EP bis( ( R )-(2S,4S,5R)-5-ethenyl-1-azabicyclo[2.2.2]oct-2-yl)(6-methoxyquinolin-4-yl)methanolsulfate(dried substance) 6119-70-6
1282 Quinine Sulfate Quinine Sulfate Impurity - A EP (S)-[(2R,4S,5R)-5-ethenyl-1-azabicyclo (2.2.2]oct-2-yl)(6-methoxyquinolin-4-yl) methanol 572-60-1
1283 Rabeprazole Sodium Rabeprazole Sodium USP (2-((4-(3-Methoxypropoxy)-3-methyl-2-pyridyl) methyl) sulfinyl) benzimidazole sodium salt) 881191-56-3 (hydrate) 117976-90-6
1284 Rabeprazole Sodium Rabeprazole Related Compound - B USP 2-{[[1H-benzo[d]imidazol-2-yl)sulfinyl]methyl}-4-(3-methoxypropoxy)-3-methylpyridine 1-oxide) (N-Oxide) 924663-38-7
1285 Rabeprazole Sodium Rabeprazole Related Compound - C USP 1H-Benzimidazole-2-thiol 583-39-1
1286 Rabeprazole Sodium Rabeprazole Related Compound - D USP (2-{[[4-(3-Methoxypropoxy)-3-methyl-2-pyridyl]methyl]sulfonyl}benzimidazole) (Sulfone) 117976-47-3
1287 Rabeprazole Sodium Rabeprazole Related Compound - E USP (2-[[4-(3-Methoxypropoxy)-3-methyl-2-pyridyl]methyl thio]benzimidazole) (Sulfide) 117977-21-6
1288 Rabeprazole Sodium Rabeprazole Related Compound - F USP (2-((4-Chloro-3-methyl-2-pyridyl)methyl)sulfinyl) benzimidazole) 168167-42-8
1289 Rabeprazole Sodium Rabeprazole Impurity - A IH 2-[(4-(3-methoxypropoxy)-3-methyl-2-pyridinyl-1-oxide) methyl sulfinyl]-1H-benzimidazole (N-Oxide) 924663-38-7
1290 Rabeprazole Sodium Rabeprazole Impurity - B IH 2-{[[4-(3-methoxypropoxy)-3-methyl-1-oxidopyridin-2-yl]methylsulfonyl}-1H-benzimidazole (Sulfone N-Oxide) 924663-37-6
1291 Rabeprazole Sodium Rabeprazole Impurity - C IH 2-[[[4-chloro-3-methyl-2-pyridinyl]methyl] sulphinyl]-1H-benzimadazole 168167-42-8
1292 Rabeprazole Sodium Rabeprazole Impurity - D IH 2-[[4-chloro-3-methyl pyridinyl -1-oxide]methyl sulfinyl]-1H-benzimidazole NA
1293 Rabeprazole Sodium Rabeprazole Impurity - E IH 2-{[[4-(3-methoxypropoxy)-3-methylpyridin-2-yl]methylsulfanyl}-1H-benzimidazole 117977-21-6
1294 Rabeprazole Sodium Rabeprazole Impurity - F IH 2-{[[4-(3-Methoxypropoxy)-3-Methyl-2-Pyridinyl]Methylsulfonyl}benzimidazole 117976-47-3
1295 Rabeprazole Sodium Rabeprazole Impurity - G IH 2-[(4-3-methoxypropoxy-3-methyl pyridinyl]methyl]sulfinyl)-1-[(4-(3-methoxypropoxy)-3-methylpyridinyl)methyl]-1H-benzimidazole 935260-92-7
1296 Rabeprazole Sodium Rabeprazole Chloro Compound IH 2-(Chloromethyl)-4-(3-methoxypropoxy)-3-methylpyridine hydrochloride 153259-31-5
1297 Rabeprazole Sodium Rabeprazole Stage-II Impurity IH 2-{[[4-(3-methoxypropoxy)-3-methylpyridin-2-yl]methylsulfinyl}-1H-benzimidazole NA
1298 Rabeprazole Sodium Rabeprazole 4-Methoxy analog IH 2-[(4-Methoxy-3-methylpyridin-2-yl)methanesulfinyl]-1H-benzimidazole 102804-77-3
1299 Rabeprazole Sodium Rabeprazole Impurity - G IH 2-[[(4-Methoxy-3-methylpyridine-2-yl)methyl]sulfinyl]-1H-benzimidazole 102804-82-0
1300 Ramipril Ramipril EP (2S,3aS,6aS)-1-[(2S)-2-[[(1S)-1-(Ethoxycarbonyl)-3-phenylpropyl]amino]propanoyl]octahydrocyclopenta[b]pyrrol-2-carboxylic acid 108731-95-9
1301 Ramipril Ramipril Impurity - D EP Ethyl (2S)-2-[(3S,5aS,8aS,9aS)-3-methyl-1,4-dioxodecahydro-2H-cyclopenta[4,5]pyrrolo[ 1,2-a] pyrazin-2-yl]-4-phenylbutanoate ( Ramipril diketo piperazine) NA
1302 Ramipril Ramipril Impurity - E EP (2S,3aS,6aS)-1-[(2S)-2-[[(1S)-1-carboxy-3-phenylpropyl]amino]propanoyl] octahydro cyclopenta[b]pyrrole-2-carboxylic acid (ramipril diacid) NA
1303 Ramipril Ramipril Impurity - F EP (2S)-2-[[(1S)-1-(ethoxycarbonyl)-3-phenylpropyl]amino]-propanoic acid 108-88-3
1304 Ramipril Ramipril Impurity - G EP Methylbenzene (toluene) 108736-10-3
1305 Ramipril Ramipril Impurity - K EP (2S)-2-[(3S,5aS,8aS,9aS)-3-methyl-1,4-dioxo decahydro-2H-cyclopenta (4,5)pyrrolo[1,2-a]pyrazin-2-yl]-4-phenylbutanoicacid (ramipril diketopiperazine acid) NA
1306 Ramipril Ramipril Impurity - M EP (2R,3R)-2,3-bis(benzyloxybutanedioic acid(dibenzoyltartaric acid) 151387-05-2
1307 Ramipril Ramipril Impurity - O EP Diethyl 2,2'-(2,5-dimethyl-3,6-dioxopiperazine-1,4-diyl)bis( 4-phenylbutanoate) 108731-95-9
1308 Ramipril Ramipril Related Compound - D USP Ramipril Diketopiperazine 95635-55-5 142387-99-3 95635-56-6(2HCl)
1309 Ranolazine Ranolazine IH N-(2,6-Dimethylphenyl)-4-[2-hydroxy-3-(2-methoxyphenoxy) propyl]-1-piperazineacetamide 5294-61-1
1310 Ranolazine Ranolazine Related Compound - C USP 1-[(2,6-dimethylphenyl)amine carbonylmethyl]piperazine 5294-61-1
1311 Ranolazine Ranolazine Impurity IH 1-[(2,6-dimethylphenyl)amine carbonylmethyl]piperazine 66357-59-3
1312 Ranitidine Hydrochloride Ranitidine Hydrochloride EP N-[2-[[[5-(Dimethylamino)methyl]furan-2-yl]methyl]sulfanyl]ethyl]-N'-methyl-2-nitrothene-1,1-diamine hydrochloride 72126-78-4
1313 Ranitidine Hydrochloride Ranitidine Impurity - A EP N,N'-bis[2-[[[5-(dimethylamino)methyl]furan-2-yl]methyl]sulfanyl]ethyl]-2-nitroethene-1,1-diamine 66356-53-4
1314 Ranitidine Hydrochloride Ranitidine Impurity - B EP 2-[[[5-[(dimethylamino)methyl]furan-2-yl]methyl]sulfanyl]ethanamine 73851-70-4
1315 Ranitidine Hydrochloride Ranitidine Impurity - C EP N-[2-[[[5-(dimethylamino)methyl]furan-2-yl]methyl]sulfanyl]ethyl]-N'-methyl-2-nitrothene-1,1-diamine (Ranitidine S-Oxide) 112251-56-6
1316 Ranitidine Hydrochloride Ranitidine Impurity - D EP N-[2-[[[5-(dimethylamino)methyl]furan-2-yl] methylsulfanyl]ethyl]-2-nitroacetamide 73857-20-2
1317 Ranitidine Hydrochloride Ranitidine Impurity - E EP N-[2-[[[5-(dimethyloxoamino)methyl]furan-2-yl]methyl] sulfanyl]ethyl]-N'-methyl-2-nitroethene-1,1-diamine (Ranitidine N-Oxide) 81074-81-9 HCl salt 15433-79-1
1318 Ranitidine Hydrochloride Ranitidine Impurity - F EP [5-(dimethylamino)methyl]furan-2-yl]methanol 112233-23-5
1319 Ranitidine Hydrochloride Ranitidine Impurity - G EP 3-(methylamino)-5,6-dihydro-2H-1,4-thiazin-2-one oxime 72078-82-1
1320 Ranitidine Hydrochloride Ranitidine Impurity - H EP N-methyl-2-nitroacetamide 61832-41-5
1321 Ranitidine Hydrochloride Ranitidine Impurity - K EP N-methyl-1-methylthio-2-nitrothenamine 91224-69-0
1322 Ranitidine Hydrochloride Ranitidine Related Compound - A USP [5-[[2-aminoethyl)thio]methyl]-N,N-dimethyl-2-furanmethanamine hemifumaratesalt 72126-78-4
1323 Ranitidine Hydrochloride Ranitidine Related Compound - B USP [N,N'-bis[2-[[[5-(dimethylamino)methyl]-2-furanyl]methyl]thio]ethyl]-2-nitro-1,1-ethenediamine 73851-70-4
1324 Ranitidine Hydrochloride Ranitidine Related Compound - C USP N-2-[[[5-(Dimethylamino)methyl]-2-furanyl]methyl)sulfiny]ethyl]-N'-methyl-2-nitro-1,1-ethenediamine 72115-14-1
1325 Ranitidine Hydrochloride Ranitidine Impurity IH 1-[2-(5-Dimethylaminomethyl)-2-furanylmethylthio)ethylamino]-1-methylthio-2-nitroethene 54252-45-8
1326 Ranitidine Hydrochloride Ranitidine Impurity IH 1,1-Bis(methylamino)-2-nitrothene 136236-51-6
1327 Rasagiline Rasagiline IH (1R)-2,3-dihydro-N-2-propyn-1-yl-1H-inden-1-amine 117903-1-47-0
1328 Rasagiline Rasagiline Impurity IH N-(2-chloroprop-2-en-1-yl)-2,3-dihydro-1H-inden-1-amine NA
1329 Rasagiline Rasagiline Impurity - A IH N,N-di(prop-2yn-1-yl)-2,3-dihydro-1H-inden-1-amine 135062-02-1
1330 Repaglinide Repaglinide EP 2-Ethoxy-4-[2-[[(1S)-3-methyl-1-[2-(piperidin-1-yl)phenyl]butyl]amino]-2-oxoethyl]benzoic acid 99469-99-5
1331 Repaglinide Repaglinide Impurity - B EP [3-ethoxy-4-(ethoxycarbonyl)phenyl]acetic acid 219921-94-5
1332 Repaglinide Repaglinide Related Compound - A USP (S)-3-Methyl-1-[2-(1-piperidinyl)phenyl]butyl amine, N-acetyl-L-glutamate Salt 99469-99-5
1333 Repaglinide Repaglinide Related Compound - B USP (3-ethoxy-4-ethoxycarbonylphenyl acetic acid) 106266-06-2
1334 Risperidone Risperidone EP 3-[2-[4-(6-Fluoro-1,2-benzisoxazol-3-yl)piperidin-1-yl]ethyl]-2-methyl-6,7,8,9-tetrahydro-4H-pyrido[1,2-a]pyrimidin-4-one 691007-09-7
1335 Risperidone Risperidone Impurity - A EP 3-[2-[4-[(E)-(2,4-difluorophenyl)(hydroxyimino)methyl]piperidin-1-yl]ethyl]-2-methyl-6,7,8,9-tetrahydro-4H-pyrido[1,2-a]pyrimidin-4-one (Risperidone E-Oxime) 132961-05-8
1336 Risperidone Risperidone Impurity - B EP 3-[2-[4-[(Z)-(2,4-difluorophenyl)(hydroxyimino)methyl]piperidin-1-yl]ethyl]-2-methyl-6,7,8,9-tetrahydro-4H-pyrido[1,2-a]pyrimidin-4-one (Risperidone Z-Oxime) 144598-75-4
1337 Risperidone Risperidone Impurity - C EP (9RS)-3-[2-[4-(6-fluoro-1,2-benzisoxazol-3-yl)piperidin-1-yl]ethyl]-9-hydroxy-2-methyl-6,7,8,9-tetrahydro-4H-pyrido[1,2-a]pyrimidin-4-one (9-Hydroxy Risperidone) 1199589-74-6
1338 Risperidone Risperidone Impurity - D EP 3-[2-[4-(5-fluoro-1,2-benzisoxazol-3-yl)piperidin-1-yl]ethyl]-2-methyl-6,7,8,9-tetrahydro-4H-pyrido[1,2-a]pyrimidin-4-one 1346602-28-5
1339 Risperidone Risperidone Impurity - E EP (6RS)-3-[2-[4-(6-fluoro-1,2-benzisoxazol-3-yl)piperidin-1-yl]ethyl]-2,6-dimethyl-6,7,8,9-tetrahydro-4H-pyrido[1,2-a]pyrimidin-4-one (6-methyl Risperidone) 158691-67-7
1340 Risperidone Risperidone Impurity - H EP 3-[2-[4-(2,4-difluorobenzoyl)piperidin-1-yl]ethyl]-2-methyl-6,7,8,9-tetrahydro-4H-pyrido[1,2-a]pyrimidin-4-one 63234-80-0 (Free base)
1341 Risperidone Risperidone Chloro Impurity IH 3-(2-Chloroethyl)-2-methyl-6,7,8,9-tetrahydro-4H-pyrido[1,2-a]pyrimidin-4-one Hydrochloride (Chloro Compound) 832747-55-4
1342 Risperidone Risperidone N-Oxide Impurity IH 3-[2-[4-(6-Fluoro-1,2-benzisoxazol-3-yl)-1-oxido-1-piperidinyl]ethyl]-6,7,8,9-tetrahydro-2-methyl-4H-pyrido[1,2-a]pyrimidin-4-one (Risperidone N-Oxide) NA
1343 Risperidone Risperidone Quarternary Salt IH 6-Fluoro-3-[1-bis-[2-(methyl-6,7,8,9-tetrahydropyrido[1,2,a]pyrimidin-4-one-3-yl)ethyl]piperidinium]benzisoxazole 84163-77-9 (Free base) 84163-13-3 (HCl salt)
1344 Risperidone Risperidone Impurity IH 6-Fluoro-3-(piperidin-4-yl)-1,2-benzisoxazole hydrochloride 70381-58-7
1345 Risperidone Risperidone Ethyl Impurity IH 3-Ethyl-2-methyl-6,7,8,9-tetrahydro-4H-pyrido[1,2-a]pyrimidine-4-one 152542-00-2
1346 Risperidone Risperidone Related Compound - G IH 3-[2-[4-(4-Fluoro-2-hydroxybenzoyl)piperidin-1-yl]ethyl]-2-methyl-6,7,8,9-tetrahydro-4H-pyrido-[1,2-a]pyrimidine-4-one 84163-77-9 (Free base) 84163-13-3 (HCl salt)
1347 Risperidone Risperidone Related Compound - B USP 6-Fluoro-3-(piperidin-4-yl)-1,2-benzisoxazole hydrochloride 129101-54-8
1348 Rivastigmine Rivastigmine Impurity IH N-Ethyl-N-methylcarbamic Acid 3-[(1S)-1-(Dimethylamino)ethyl]phenylester (2R,3R)-2,3-Dihydroxybutanedioate NA
1349 Rivastigmine Rivastigmine Impurity IH 3-[1-Dimethylaminoethyl]phenol hydrochloride 162401-32-3
1350 Roflumilast Roflumilast IH 3-(cyclopropylmethoxy)-N-(3,5-dichloropyridin-4-yl)-4-(difluoromethoxy)benzamide 162401-62-9
1351 Roflumilast Roflumilast Impurity - 1 IH 3-Cyclopropylmethoxy-4-difluoromethoxy benzoic acid 22889-78-7
1352 Roflumilast Roflumilast Impurity - 2 IH 3,5-Dichloro-4-aminopyridine 292135-78-5
1353 Roflumilast Roflumilast Impurity - 3 IH N-(3,5-Dichloropyridin-4-yl)-3-cyclopropylmethoxy-4-difluoromethoxybenzamide N-Oxide NA
1354 Roflumilast Roflumilast Impurity - 4 IH N-(pyridin-4-yl)-3-cyclopropylmethoxy-4-difluoromethoxybenzamide 1391053-75-0
1355 Roflumilast Roflumilast Impurity - 5 IH N-(3-chloropyridin-4-yl)-3-cyclopropylmethoxy-4-difluoromethoxybenzamide NA
1356 Roflumilast Roflumilast Impurity - 6 IH N-(3-chloropyridin-4-yl)-3-methoxy-4-difluoromethoxybenzamide 159782-26-0
1357 Roflumilast Roflumilast Impurity - 7 IH N-(3,5-dichloropyridin-4-yl)-3-cyclopropylmethoxy-4-methoxybenzamide NA
1358 Roflumilast Roflumilast Impurity - C03 IH N-(3,5-Dichloropyridin-4-yl)-3,4-bis(difluoromethoxy)benzamide 162401-43-6
1359 Roflumilast Roflumilast Impurity - C05 IH (4-Cyclopropylmethoxy)-N-(3,5-dichloropyridin-4-yl)-3-(difluoromethoxy)benzamide 1391052-24-6
1360 Roflumilast Roflumilast Impurity - C06 IH 3,4-bis(Cyclopropylmethoxy)-N-(3,5-dichloro-4-pyridinyl)benzamide NA
1361 Roflumilast Roflumilast Impurity- C07 IH 3-(but-3-en-1-yloxy)-N-(3,5-dichloropyridin-4-yl)-4-(difluoromethoxy)benzamide 84449-90-1
1362 Rolaxifene Rolaxifene IH [2-(4-Hydroxyphenyl)-6-hydroxybenzo[b]thien-3-yl][4-(2-(1-piperidinyl)ethoxy)phenyl]methanone 84541-38-8
1363 Rolaxifene Rolaxifene dimethoxy Impurity IH 6-Methoxy-2-(4-methoxyphenyl)benzo[b]thien-3-yl][4-[2-(1-piperidinyl)ethoxy]phenyl]-methanone 91374-20-8
1364 Ropinirole Hydrochloride Ropinirole Hydrochloride USP 4-[2-(dipropylamino)ethyl]-1,3-dihydro-2H-indol-2-one monohydrochloride 139122-19-3
1365 Ropinirole Hydrochloride Ropinirole Related Compound - A USP 4-(2-hydroxyethyl)indolin-2-one NA
1366 Ropinirole Hydrochloride Ropinirole Styrene Impurity IH 2-(2-bromoethyl)-Beta-Nitro styrene 80214-83-1
1367 Roxithromycin Roxithromycin EP (3R,4S,5S,6R,7R,9R,11S,12R,13S,14R)-4-[(2,6-dideoxy-3-C-methyl-3-O-methyl-α-L-ribo-hexopyranosyl)oxy]-14-ethyl-7,12,13-trihydroxy-10-[(E)-[(2-methoxyethoxy)methoxy]imino]- 114-07-8
1368 Roxithromycin Roxithromycin Impurity - A EP (3R,4S,5S,6R,7R,9R,11R,12R,13S,14R)-4-[(2,6-dideoxy-3-C-methyl-3-O-methyl-α-L-ribo-hexopyranosyl)oxy]-14-ethyl-7,12,13-trihydroxy- 69-72-7
1369 Salicylic Acid Salicylic Acid EP 2-Hydroxybenzenecarboxylic acid 69-72-7
1370 Salicylic Acid Salicylic acid Impurity - C EP Phenol 108-95-2
1371 Sertraline Hydrochloride Sertraline HCl EP (1S,4S)-4-(3,4-Dichlorophenyl)-N-methyl-1,2,3,4-tetrahydronaphthalen-1-amine hydrochloride 79559-97-0
1372 Sertraline Hydrochloride Sertraline Impurity - A EP (1RS,4SR)-4-(3,4-dichlorophenyl)-N-methyl-1,2,3,4-tetrahydronaphthalen-1-amine 79836-45-6 (Free base) 79617-99-5 (HCl salt)
1373 Sertraline Hydrochloride Sertraline Impurity - B EP (1RS,4RS)-N-methyl-4-phenyl-1,2,3,4-tetrahydronaphthalen-1-amine 52758-05-1 (HCl salt)
1374 Sertraline Hydrochloride Sertraline Impurity - C EP (1RS,4RS)-4-(4-chlorophenyl)-N-methyl-1,2,3,4-tetrahydronaphthalen-1-amine 91797-63-6 (Free Base) 79559-98-1 (HCl) 79646-00-7
1375 Sertraline Hydrochloride Sertraline Impurity - D EP (1RS,4RS)-4-(3-chlorophenyl)-N-methyl-1,2,3,4-tetrahydronaphthalen-1-amine 871838-58-3
1376 Sertraline Hydrochloride Sertraline Impurity - E EP (2R)-hydroxyphenylacetic acid ((R)-mandelic acid) 611-71-2
1377 Sertraline Hydrochloride Sertraline Impurity - F EP (4R)-4-(3,4-dichlorophenyl)-3,4-dihydronaphthalen-1(2H)-one 155748-61-1
1378 Sertraline Hydrochloride Sertraline Impurity - G EP (1R,4R)-4-(3,4-Dichlorophenyl)-N-methyl-1,2,3,4-tetrahydronaphthalen-1-amine Hydrochloride 79617-95-1
1379 Sertraline Hydrochloride Sertraline Related Compound - A USP (1S,4R)-4-(3,4-dichlorophenyl)-N-methyl-1,2,3,4-tetrahydro-1-naphthalamine hydrochloride 79836-45-6
1380 Sertraline Hydrochloride 2,3-Dichloro Isomer Sertraline IH 4-(2,3-dichlorophenyl)-N-methyl-1,2,3,4-tetrahydronaphthalen-1-amine hydrochloride 1198084-29-5 (HCl Salt) 1198115-10-4 (Free)
1381 Sertraline Hydrochloride 2,3-Dichloro Isomer Tetralone IH 4-(2,3-dichlorophenyl)-3,4-dihydronaphthalen-1(2H)-one 152448-80-1
1382 Sildenafil Citrate Sildenafil Citrate Impurity - A USP 5-[2-ethoxy-5-[(4-methyl piperazin-1-yl)sulfonyl]phenyl]-1-methyl-3-(2-methyl propyl)-1,6-dihydro-7H-pyrazolo[4,3-d]pyrimidin-7-one (Iso butylanalog) 1391053-95-4
1383 Sertraline Hydrochloride Sertraline Impurity IH 4-(3,4-Dichlorophenyl)-3,4-dihydro-1(2H)-naphthalenone 79560-19-3
1384 Sildenafil Citrate Sildenafil Citrate IH 5-[2-ethoxy-5-[(4-methyl piperazin-1-yl)sulfonyl]phenyl]-1-methyl-3-propyl-1,6-dihydro-7H-pyrazolo[4,3-d]pyrimidin-7-one dihydrogen 2-hydroxypropane-1,2,3-tricarboxylate 171599-83-0
1385 Sildenafil Sildenafil Impurity-D EP 4-ethoxy-3-(1-methyl-7-oxo-3-propyl-6,7-dihydro-1H-pyrazolo[4,3-d]pyrimidin-5-yl)benzenesulfonic acid 1357931-555
1386 Sildenafil Citrate Sildenafil Citrate Impurity - A IH 5-[2-ethoxy-5-[(4-methyl piperazin-1-yl)sulfonyl]phenyl]-1-methyl-3-(2-methyl propyl)-1,6-dihydro-7H-pyrazolo[4,3-d]pyrimidin-7-one (Iso butylanalog) 1391053-95-4
1387 Sildenafil Citrate Sildenafil Citrate Impurity - B IH 5-[2-ethoxy-5-[(4-methyl-4-oxidopiperazin-1-yl)sulfonyl]phenyl]-1-methyl-3-propyl-1,6-dihydro-7H-pyrazolo[4,3-d]pyrimidin-7-one (N-Oxide) 1094598-75-0
1388 Sildenafil Citrate Sildenafil Citrate Impurity - C IH 5-[2-Hydroxy-5-[(4-methyl piperazin-1-yl)sulfonyl]phenyl]-1-methyl-3-n-propyl-1,6-dihydro-1H-pyrazolo[4,3-d]pyrimidin-7-one (O-Des ethyl Sildenafil) 139755-91-2
1389 Sildenafil Citrate Sildenafil Citrate Impurity - D IH 4-ethoxy-3-(1-methyl-7-oxo-3-propyl-1,6-dihydro-7H-pyrazolo[4,3-d]pyrimidin-5-yl)benzene sulphonic acid (Des methyl piperazinyl sulfonic acid) 1357931-55-5
1390 Sildenafil Citrate Sildenafil Citrate Impurity - E IH 1H-imidazole 288-32-4
1391 Sildenafil Citrate Sildenafil Citrate Impurity - G IH 1,4-Bis[5-(5-sulfonyl-2-ethoxyphenyl)-1-methyl-3-n-propyl-1,6-dihydro-7H-pyrazolo[4,3-d]pyrimidine-7-one]piperazin 1346602-67-2
1392 Sildenafil Citrate Sildenafil Amine Impurity IH 4-Amino-1-methyl-3-n-propyl-5-pyrazolecarboxamide 139756-02-8
1393 Sildenafil Citrate Sildenafil Cyclized Impurity IH 5-(2-ethoxyphenyl)-1-methyl-3-propyl-1,6-dihydro-7H-pyrazolo[4,3-d]pyrimidine-7-one 139756-21-1
1394 Sildenafil Citrate Sildenafil Methyl Sulfonate Ester IH Methyl-4-ethoxy-3-(1-methyl-7-oxo-3-propyl-6,7-dihydro-1H-pyrazolo[4,3-d]pyrimidine-5-yl)benzenesulfonate NA
1395 Sildenafil Citrate Sildenafil Piperazine Impurity IH 5-[2-Ethoxy-5-(piperazin-1-ylsulfonyl)phenyl]-1-methyl-3-propyl-1,6-dihydro-7H-pyrazolo[4,3-d]pyrimidin-7-one 139755-82-1
1396 Sildenafil Citrate Sildenafil Coupled Impurity IH 4-(2-ethoxybenzamido)-1-methyl-3-n-propylpyrazole-5-carboxamide 139756-03-9
1397 Sildenafil Citrate Sildenafil Chloro Sulfonyl Impurity IH 5-(5-Chlorosulfonyl-2-ethoxyphenyl)-1-methyl-3-propyl-1,6-dihydro-7H-pyrazolo[4,3-d]pyrimidin-7-one 139756-22-2
1398 Sildenafil Citrate Sildenafil Acid impurity IH 1-Methyl-4-nitro-3-propyl-1H-pyrazole-5-carboxylic acid 139756-00-6
1399 Sildenafil Citrate Sildenafil Amide Impurity IH 1-Methyl-4-nitro-3-propyl-1H-pyrazole-5-carboxamide 139756-01-7
1400 Simvastatin Simvastatin EP (1S,3R,7S,8S,8aR)-8-[2-[(2R,4R)-4-Hydroxy-6-oxotetrahydro-2H-pyran-2-yl]ethyl]-3,7-dimethyl-1,2,3,7,8,8a-hexahydronaphthalen-1-yl 2,2-dimethylbutanoate 79902-63-9
1401 Simvastatin Simvastatin Impurity - A EP (3R,5R)-7-[(1S,2S,6R,8S,8aR)-8-[(2,2-dimethylbutanoyl)oxy]-2,6-dimethyl-1,2,6,7,8,8a-hexahydronaphthalen-1-yl]-3,5-dihydroxyheptanoic acid (tenivastatin) 101314-97-0
1402 Simvastatin Simvastatin Impurity - B EP (1S,3R,7S,8S,8aR)-8-[2-[(2R,4R)-4-(acetyloxy)-6-oxotetrahydro-2H-pyran-2-yl]ethyl]-3,7-dimethyl-1,2,3,7,8,8a-hexahydronaphthalen-1-yl 2,2-dimethylbutanoate 145576-25-6
1403 Simvastatin Simvastatin Impurity - C EP (1S,3R,7S,8S,8aR)-3,7-dimethyl-8-[2-[(2R)-6-oxo-3,6-dihydro-2H-pyran-2-yl]ethyl]-1,2,3,7,8,8a-hexahydronaphthalen-1-yl 2,2-dimethylbutanoate (Anhydro) 210980-68-0
1404 Simvastatin Simvastatin Impurity - E EP (1S,3R,7S,8S,8aR)-8-[2-[(2R,4R)-4-hydroxy-6-oxotetrahydro-2H-pyran-2-yl]ethyl]-3,7-dimethyl-1,2,3,7,8,8a-hexahydronaphthalen-1-yl (2S)-2-methylbutanoate 75330-75-5
1405 Simvastatin Anhydro Simvastatin USP ((1S,3R,7S,8S,8aR)-3,7-Dimethyl-8-[2-[(2R)-6-oxo-3,6-dihydro-2H-pyran-2-yl]ethyl]-1,2,3,7,8,8a-hexahydronaphthalen-1-yl 2,2-dimethylbutanoate) 210980-68-0
1406 Simvastatin Acetyl Simvastatin USP ((1S,3R,7S,8S,8aR)-8-{2-[(2R,4R)-4-(acetoxy)-6-oxotetrahydro-2H-pyran-2-yl]ethyl}-3,7-dimethyl-1,2,3,7,8,8a-hexahydronaphthalen-1-yl 2,2-dimethylbutanoate) 145576-25-6
1407 Simvastatin Simvastatin Methyl Ester IH Methyl (3R,5R)-7-[(1S,2S,6R,8S,8aR)-8-[(2,2-Dimethylbutanoyl)oxy]-2,6-dimethyl-1,2,6,7,8,8a-Hexahydronaphthalen-1-yl]-3,5-Dihydroxyheptanoate 145576-26-7
1408 Simvastatin Simvastatin 2-methyl Impurity IH 2,2-Dimethyl-(1S,3R,7S,8S,8aR)-1,2,3,7,8,8a-Hexahydro-3,7-dimethyl-8-[2-[(2R,4R)-tetrahydro-4-hydroxy-5-methyl-6-oxo-2H-pyran-2-yl]ethyl]-1-naphthalenyl ester Butanoic Acid 774611-54-0
1409 Sitagliptin Sitagliptin IH (R)-3-Amino-1-(3-(trifluoromethyl)-5,6-dihydro-[1,2,4]triazolo[4,3-a]pyrazin-7(8H)-yl)-4-(2,4,5-trifluorophenyl)butan-1-one 486460-32-6
1410 Sitagliptin Sitagliptin Impurity - E IH (3R)-3-amino-4-(2,4,5-trifluorophenyl)butanoic acid 936630-57-8
1411 Sitagliptin Sitagliptin Impurity - A IH (S)-4-oxo-4[3-(trifluoromethyl)-5,6-dihydro[1,2,4]triazolo[4,3-a]pyrazin-7(8H)-yl]-1-(2,4,5-trifluorophenyl)butan-2-amine phosphate 823817-58-9
1412 Sitagliptin Sitagliptin Impurity - B IH (R)-4-oxo-4[3-(trifluoromethyl)-5,6-dihydro[1,2,4]triazolo[4,3-a]pyrazin-7(8H)-yl]-1-(2,5-difluorophenyl)butan-2-amine 1345822-87-8
1413 Sitagliptin Sitagliptin Impurity HOBT IH 1-Hydroxy benzotriazole 2592-95-2
1414 Sitagliptin Sitagliptin Impurity EDC.HCl IH N-(3-(dimethylaminopropyl)-N'-ethylcarbodiimide hydrochloride 25952-53-8
1415 Sitagliptin Sitagliptin Impurity KSM - II IH 3-(trifluoromethyl)-5,6,7,8-tetrahydro[1,2,4]triazolo[4,3-a]pyrazine Hydrochloride 762240-92-6
1416 Sitagliptin Sitagliptin Impurity KSM - I IH (3R)-3-[(tert-butoxycarbonyl)amino]-4-(2,4,5-trifluorophenyl)butanoic acid 486460-00-8
1417 Sitagliptin Sitagliptin Impurity BOC IH N-[(1R)-3-[5,6-Dihydro-3-(trifluoromethyl)-1,2,4-triazolo[4,3-a]pyrazin-7(8H)-yl]-3-oxo-1-[(2,4,5-trifluorophenyl)methyl]propyl]carbamic acid 1,1-dimethylethyl ester 486460-23-5
1418 Sitagliptin Sitagliptin Impurity EDC.UREA IH 1-[3-(dimethylamino)propyl]-3-ethylurea 32897-26-0
1419 Sitagliptin Sitagliptin 2-Desfluoro Impurity IH (3R)-3-amino-4-(3,4-difluorophenyl)-1-[3-(trifluoromethyl)-5,6-dihydro[1,2,4]triazolo[4,3-a]pyrazin-7(8H)-yl]butan-1-one 486459-88-5
1420 Sitagliptin Sitagliptin Phenyl Crotonyl Analog IH (E)-1-(3-(Trifluoromethyl)-5,6-dihydro[1,2,4]triazolo[4,3-a]pyrazin-7(8H)-yl)-4-(2,4,5-trifluorophenyl)but-2-en-1-one 1253056-18-6
1421 Sitagliptin Sitagliptin Impurity IH (3E)-1-[3-(trifluoromethyl)-7,8-dihydro[1,2,4]triazolo[4,3-c]pyrimidin-6(5H)-yl]-4-(3,4,5-trifluorophenyl)but-3-en-1-one 1675201-14-5
1422 Sitagliptin Sitagliptin Impurity-C EP (3R)-3-amino-4-(2,4-difluorophenyl)-1-[3-(trifluoromethyl)-5,6-dihydro[1,2,4]triazolo[4,3-a]pyrazin-7(8H)-yl]butan-1-one 1345822-86-7
1423 Sitagliptin Sitagliptin Phenyl Crotonyl Analog USP (E)-1-(3-(Trifluoromethyl)-5,6-dihydro[1,2,4]triazolo[4,3-a]pyrazin-7(8H)-yl)-4-(2,4,5-trifluorophenyl)but-2-en-1-one 1253056-18-6
1424 Sodium Cromoglicate Sodium Cromoglicate EP Disodium 5,5'-(2-hydroxypropane-1,3-diyl(oxy))bis(4-oxo-4H-1-benzopyran-2-carboxylate) 15826-37-6
1425 Sodium Cromoglicate Sodium Cromoglicate Impurity IH 2,6'-Dihydroxyacetophenone 699-83-2
1426 Sodium Cromoglicate Sodium Cromoglicate Impurity -2 IH 1,3-bis(2-acetyl-3-hydroxy phenoxy)-2-propanal 16150-44-0
1427 Sodium Cromoglicate Sodium Cromoglicate Impurity -3 IH Diethyl 5,5'-{(2-hydroxypropane-1,3-diyl)dioxy}bis(4-oxo-4H-1-benzopyran-2-carboxylate) (Diethyl cromoglicate) 16150-45-1 242478-38-2
1428 Solifenacin Solifenacin IH (1S)-3,4-dihydro-1-phenyl-2(1H)-isoquinoline carboxylicacid (3R)-1-azabicyclo [2.2.2]oct-3-yl ester succinate salt 242478-38-2 242478-37-1 (Free base)
1429 Solifenacin Solifenacin N-Oxide Impurity IH (1S)-3,4-dihydro-1-phenyl-2-(1H) -iso-quinoline carboxylic acid (3R)-1-azabicyclo [2.2.2]oct-3-yl ester N-oxide 180277-28-0
1430 Solifenacin Solifenacin Impurity - (SOS-IV) IH (S)-1-phenyl-1,2,3,4-tetrahydro isoquinoline 118864-75-8
1431 Solifenacin Solifenacin Impurity - (SOS-V) IH Ethyl(S)-1-phenyl-1,2,3,4-tetrahydro-2-isoquinoline carboxylate NA
1432 Solifenacin Solifenacin Impurity IH N-(2-phenylethyl)benzamide 3278-14-6
1433 Solifenacin Solifenacin Impurity IH 1-phenyl-3,4-dihydroisoquinoline 52250-50-7
1434 Solifenacin Solifenacin Nitrophenyl Ester Impurity IH 4-nitrophenyl (1S)-1-phenyl-3,4-dihydroisoquinoline-2(1H)-carboxylate 1229227-22-8
1435 Spironolactone Spironolactone EP (7R)-7α-(acetylsulfanyl-3'-4'-dihydro-5'H-spiro[androst-4-ene-17,2'-furan]-3,5'-dione 52-01-7
1436 Spironolactone Spironolactone Impurity - F EP (2'R)-3',4'-dihydro-5'H-spiro[androst-4,6-diene-17,2'-furan]-3,5'-dione(canrenone) 976-71-6
1437 Sulfamethoxazole Sulfamethoxazole EP 4-Amino-N-(5-methylisoxazol-3-yl)benzenesulfonamide 723-46-6
1438 Sulfamethoxazole Sulfamethoxazole Impurity - A EP N-[4-[(5-methylisoxazol-3-yl)sulfamoyl]phenyl]acetamide 21312-10-7
1439 Sulfamethoxazole Sulfamethoxazole Impurity - B EP 4-[[(4-aminophenyl)sulphonyl]amino]-N-(5-methylisoxazol-3-yl)benzene sulfonamide 135529-16-7
1440 Sulfamethoxazole Sulfamethoxazole Impurity - C EP 5-methylisoxazol-3-amine 1072-67-9
1441 Sulfamethoxazole Sulfamethoxazole Impurity - D EP 4-aminobenzenesulfonic acid (sulfanilic acid) 121-57-3
1442 Sulfamethoxazole Sulfamethoxazole Impurity - E EP 4-aminobenzenesulfonamide (sulfanilamide) 63-74-1
1443 Sulfamethoxazole Sulfamethoxazole Impurity - F BP 4-amino-N-(3-methylisoxazol-5-yl)benzenesulfonamide 17103-52-5
1444 Sulfamethoxazole Sulfamethoxazole Related Compound - A USP N-[4-[(5-methylisoxazol-3-yl)sulfamoyl]phenyl]acetamide 21312-10-7
1445 Sulfamethoxazole Sulfamethoxazole Related Compound - B USP 4-[[(4-aminophenyl)sulphonyl]amino]-N-(5-methylisoxazol-3-yl)benzene sulfonamide 135529-16-7
1446 Sulfamethoxazole Sulfamethoxazole Related Compound - C USP 5-methylisoxazol-3-amine 1072-67-9
1447 Sulfamethoxazole Sulfamethoxazole Related Compound - F USP 4-amino-N-(3-methylisoxazol-5-yl)benzenesulfonamide 17103-52-5
1448 Silodosin Silodosin IH 2,3-Dihydro-1-(3-hydroxypropyl)-5-[(2R)-2-[[2-[2-(2,2,2-trifluoroethoxy)phenoxy]ethyl]amino]propyl]-1H-indole-7-carboxamide 160970-54-7
1449 Silodosin Silodosin methane Sulfonate Impurity IH 2-(2-Ethoxyphenoxy)ethyl methanesulfonate 169506-15-4
1450 Silodosin Silodosin Nitro Impurity IH 3-[7-Cyano-5-(2-nitropropyl)indolin-1-yl]propyl benzoate 350797-56-7
1451 Silodosin Silodosin racemic KSM - I IH 3-[5-(2-Aminopropyl)-7-cyano-2,3-dihydro-1H-indol-1-yl]propyl benzoate NA
1452 Silodosin Silodosin Racemic Stage - I IH 1-(3-(Benzyloxy) propyl]-2,3-dihydro-5[(2R)-2-[[2-[2-(2,2,2-trifluoroethoxy)phenoxy]ethyl]amino]propyl]-1H-indole-7-carbonitrile 885340-11-4 (Free base)
1453 Silodosin Silodosin KSM - II IH 2-(2-(2,2,2-trifluoroethoxy)phenoxy)ethanol 160969-02-8
1454 Silodosin Racemic silodosin IH 1-(3-hydroxypropyl)-5-(2-[2-(2,2,2-trifluoroethoxy)phenoxy]ethylamino]propyl-1H-indole-7-carboxamide 16097064-9
1455 Silodosin DehydroKSM - I IH 3-[5-(2R)-2-aminopropyl-7-gano-1H-indol-1-yl]propyl benzoate (2R,3R)-2,3-dihydroxysuccinate 23946885-5
1456 Silodosin Silodosin - Dehydro Impurity IH (R)-1-(3-hydroxypropyl)-5-[2-[2-(2,2,2-trifluoroethoxy)phenoxy]ethylamino]propyl-1H-indole-7-carboxamide 17887021-0
1457 Silodosin Silodosin Keto Impurity IH 3-[7-Cyano-5-(2-oxopropyl)-2,3-dihydro-1H-indol-1-yl]propyl benzoate 35079757-8
1458 Silodosin Benzyl silodosin IH (R)-1-(3-(benzyloxypropyl)-5-(2-[2-(2,2,2-trifluoroethoxy)phenoxy]ethylamino]propylindoline-7-carboxamide 17887040-3
1459 Silodosin Silodosin S-isomer Impurity IH (S)-1-(3-hydroxypropyl)-5-(2-[2-(2,2,2-trifluoroethoxy)phenoxy]ethylamino]propylindoline-7-carboxamide 16097054-7
1460 Salbutamol Salbutamol EP (1RS)-2-[1,1-Dimethylenylamino]-1-(4-hydroxy-3-(hydroxymethyl)phenyl)ethanol. 18589494-9
1461 Teimisartan Teimisartan EP 4'-[(4-Methyl-6-(1-methyl-1H-benzimidazol-2-yl)-2-propyl-1H-benzimidazol-1-yl]methyl] biphenyl-2-carboxylic acid 14470148-4
1462 Teimisartan Teimisartan Impurity - A EP 4-methyl-6-(1-methyl-1H-benzimidazol-2-yl)-2-propyl-1H-benzimidazole 15262802-9
1463 Teimisartan Teimisartan Impurity - C EP 1,1-dimethylenyl-4'-[4-methyl-6-(1-methyl-1Hbenzimidazol-2-yl)-2-propyl-1H-benzimidazol-1-yl]methyl]biphenyl-2-carboxylic acid 14470226-1
1464 Teimisartan Teimisartan Impurity - E EP 1-[2'-carboxylic]phenyl-4-yl-methyl-4-methyl-2-propyl-1H-benzimidazol-6-carboxylic acid 88433012-5
1465 Teimisartan Teimisartan Impurity - G EP 4'-[(4-methyl-6-(1-methyl-1H-benzimidazol-2-yl)-2-propyl-1H-benzimidazol-1-yl] methyl]biphenyl-2-carboxylic acid 14470227-2
1466 Teimisartan Teimisartan Impurity - H EP 1,1-dimethylenyl-4'-(bromomethyl)biphenyl-2-carboxylate 11477240-6
1467 Teimisartan Teimisartan Impurity - F EP 4'-[(4-methyl-6-(1-methyl-1H-benzimidazol-2-yl)-2-propyl-1H-benzimidazol-1-yl]methyl]biphenyl-2-carboxamide 91512486-6
1468 Teimisartan Teimisartan Related Compond - A USP (1,7'-dimethyl-2-propyl-1H,3H-2,5-bibenzofilimidazole monohydrate) 12825545-1
1469 Teimisartan Teimisartan dimer Impurity IH 4'-4''-[(4'-Methyl-2-propyl)(2,6'-bH-1H-benzimidazole]-1,1'-dipylbis(methylene)[bis[1,1'-biphenyl]-2-carboxylic acid 88433014-7
1470 Teimisartan Teimisartan Biphenyl amide impurity IH 4'-methyl(1,1'-biphenyl)-2-carboxamide 39627247-7
1471 Teimisartan Teimisartan IH methyl-4'-methyl(1,1'-biphenyl)-2-carboxylate 11477234-8
1472 Teimisartan Teimisartan Bromo biphenyl impurity IH 4'-(bromomethyl)(1,1'-biphenyl)-2-carboxylic acid 15076686-2
1473 Teimisartan Teimisartan Bromo biphenyl nitrole impurity IH 4'-(bromomethyl)(1,1'-biphenyl)-2-carboxylic acid 114772
1474 Teimisartan Teimisartan IH 4'-methyl(1,1'-biphenyl)-2-carboxylic acid 71486330-0
1475 Teimisartan Teimisartan IH 2-propyl-1H-benzimidazole 5465292-2
1476 Tenofovir Tenofovir IH ((II/2R)-1-(6-amino-9H-purin-6-yl)propan-2-yl)oxy(methyl)phosphoric acid 14712719-3
1477 Tenofovir Tenofovir Disoproxil Related Compound - A USP (S)-5-[2-(6-Amino-9H-purin-6-yl)-1-methylethoxy]methyl-2,4,6,8-tetraoxa-5-phosphanonaneelic acid, bis(1-methylethyl) ester, 5-oxide, (E)-2-butenedicate (1:1)) 14326306-6
1478 Tenofovir Tenofovir Disoproxil Related Compound - B USP ((E)-9-(Prop-1-enyl)-9H-purin-6-amine) 14464863-4
1479 Tenofovir Tenofovir Disoproxil Related Compound - E USP ((IIIR)-1-(6-Amino-9H-purin-6-yl)propan-2-yloxy(methyl)phytoxy)phosphoryloxy(methyl isopropyl carbonate) 21136469-1
1480 Tenofovir Tenofovir Disoproxil Related Compound - G USP (O-(Isopropoxycarbonyloxymethyl)-O-isopropyl-[R]-I-(6-amino-9H-purin-6-yl) propan-2-yloxy(methyl)phosphorate) 14222845-8
1481 Tenofovir NPOC-POC TENOFOVIR (Mixture of Diastereomers) IH 5-[(11R)-2-(6-Amino-9H-purin-6-yl)-1-methylethoxy]methyl-2,4,6,8-tetraoxa-5-phosphanonaneelic acid (1-methyl ethyl)propylene; 5-Oxide; fumarate salt NA
1482 Tenofovir MOC-POC - TENOFOVIR (Mixture of Diastereomers) IH 5-[(11R)-2-(6-Amino-9H-purin-6-yl)-1-methyl ethoxy]methyl-2,4,6,8-tetraoxa-5-phosphanonaneelic acid (1-methyl ethyl)propylene; 5-Oxide; fumarate salt 12468124-9
1483 Tenofovir TENOFOVIR DISOPROXIL DIMER IH 5-[(11R)-2-(6-Amino-9H-purin-6-yl)-1-methylethoxy]methylethoxy(carbonyl) oxymethoxy); 5-oxide-9-oxo-3,6,8,10-tetraoxa-5-phosphadioide-1-yl; 9H-purin-6-yl)amino] 10932776-5
1484 Tenofovir IPR-POC-PMPA IMPURITY STANADARD IH (R)-[(2-(6-Amino-9H-purin-6-yl)-1-methylethoxy]methylphosphoric acid isopropyl carbonyl oxymethyl ester isopropyl ester 14222845-8
1485 Tenofovir MONO-POC-PMPA TENOFOVIR IH [[2-(6-amino-purin-9-yl)-1-methylethoxymethyl]-phosphonic acid mono isopropoxy carbonyloxymethyl ester 211364-69-1
1486 Tenofovir TENOFOVIR S-ISOMER IH (S)-5-[[2-(6-Amino-9H-purin-9-yl)-1-methylethoxy)methyl]-2,4,6,8-tetraoxa-5-phosphanonandioic acid, bis(1-methylethyl) ester, 5-oxide, (E)-2-butenedioate (1:1) 1432630-26-6
1487 Tenofovir TENOFOVIR 9-PROPENYLADENINE IMPURITY IH (E)-9-(Prop-1-enyl)-9H-purin-6-amine 4121-40-8 1446486-33-4 63590-64-7 (Free
1488 Tenofovir Tenofovir 9-Allyl Impurity IH 9-(prop-2-en-1-yl)-9H-purin-6-amine 4121-39-5
1489 Terazosin Hydrochloride Dihydrate Terazosin Hydrochloride Dihydrate EP 1-(4-Amino-6,7-dimethoxyquinazolin-2-yl)-4-[[(2RS)-tetrahydrofuran-2-yl] carbonyl]piperazine hydrochloridedihydrate 70024-40-7
1490 Terazosin Hydrochloride Dihydrate Terazosin Impurity - A EP 2-chloro-6,7-dimethoxyquinazolin-4-amine 23680-84-4
1491 Terazosin Hydrochloride Dihydrate Terazosin Impurity - C EP 6,7-dimethoxy-2-(piperazin-1-yl)quinazolin-4-amine 60547-97-9
1492 Terazosin Hydrochloride Dihydrate Terazosin Impurity - D EP 1-(4-amino-6,7-dimethoxyquinazolin-2-yl)-4-formylpiperazine 84050-21-5 102714-74-9 (Free base)
1493 Terazosin Hydrochloride Dihydrate Terazosin Impurity - E EP 2,2'-(piperazine-1,4-diyl)bis(6,7-dimethoxyquinazolin-4-amine) 102839-00-9
1494 Terazosin Hydrochloride Dihydrate Terazosin Impurity - G EP 1-(4-amino-6-hydroxy-7-methoxyquinazolin-2-yl)-4-[[(2RS)-tetrahydrofuran-2-yl] carbonyl]piperazine 105356-89-6
1495 Terazosin Hydrochloride Dihydrate Terazosin Impurity - H EP 1-(4-amino-7-hydroxy-6-methoxyquinazolin-2-yl)-4-[[(2RS)-tetrahydrofuran-2-yl] carbonyl]piperazine 105356-90-9
1496 Terazosin Hydrochloride Dihydrate Terazosin Impurity - K EP 1-(4-amino-6,7-dimethoxyquinazolin-2-yl)-4-furan-2-ylcarbonylpiperazine (Prazosin) 19237-84-4 (HCl salt)
1497 Terazosin Hydrochloride Dihydrate Terazosin Impurity - L EP 1-(furan-2-ylcarbonyl)piperazine 40172-95-0
1498 Terazosin Hydrochloride Dihydrate Terazosin Impurity - M EP 1,4-bis(furan-2-ylcarbonyl)piperazine 31350-27-3
1499 Terazosin Hydrochloride Dihydrate Terazosin Impurity - N EP 1-[[(2RS)-tetrahydrofuran-2-yl]carbonyl]piperazine 63074-07-7
1500 Terazosin Hydrochloride Dihydrate Terazosin Impurity - O EP 1,4-bis[(tetrahydrofuran-2-yl)carbonyl]piperazine 547730-06-3
1501 Terazosin Hydrochloride Dihydrate Terazosin Related Compound - A USP 6,7-dimethoxy-2-(piperazin-1-yl)quinazolin-4-amine 60547-97-9 (Free base)
1502 Terazosin Hydrochloride Dihydrate Terazosin Related Compound - C USP 1,4-bis(4-amino-6,7-dimethoxy-2-quinazolinyl)piperazine dihydrochloride 1458612-41-8 102839-00-9 (Free base)
1503 Terazosin Terazosin impurity- IH 6,7-dimethoxyquinazoline-2,4-diamine 60547-96-8
1504 Thiamine Hydrochloride Thiamine Hydrochloride IH 3-[(4-Amino-2-methyl-5-pyrimidinyl)methyl]-5-(2-hydroxyethyl)-4-methyl-chloridethiazolium Hydrochloride 67-03-8
1505 Thiamine Hydrochloride Thiamine Impurity IH 5-(2hydroxyethyl)-4-methylthiazole 137-00-8
1506 Ticagrelor Ticagrelor IH (1S,2S,3R,5S)-3-{7-{[(1R,2S)-2-(3,4-D1,2-cyclopentanediol)fluorophenyl)cyclopropy]amino}-5-(propylthio)-3H-1,2,3-triazolo[4,5-d]pyrimidin-3-yl}-5-(2- 274693-27-5
1507 Ticagrelor Impurity A IH 2-(propylsulfanyl)pyrimidine-4,6-diol 145783-12-6
1508 Ticagrelor Ticagrelor TIC-S2 Impurity-G IH 5-amino-6-chloro-2-(propylsulfanyl)pyrimidin-4-ol NA
1509 Ticagrelor Ticagrelor TIC-S2 Impurity-H IH 4,6-dichloro-N-hydroxy-2-(propylsulfanyl)pyrimidin-5-amine NA
1510 Ticagrelor Ticagrelor impurity-C IH 4,6-dichloro-5-nitro-2-(propylsulfanyl)pyrimidine 145783-14-8
1511 Ticagrelor Ticagrelor Impurity B IH 5-nitro-2-(propylsulfanyl)pyrimidine-4,6-diol 145783-13-7
1512 Tinidazole Tinidazol e EP 1-[2-(Ethylsulfonyl)ethyl]-2-methyl-5-nitro-1H-imidazole 19387-91-8
1513 Tinidazole Tinidazole Impurity - A EP 2-methyl-5-nitro-1H-imidazole 696-23-1
1514 Tinidazole Tinidazole Impurity - B EP 1-[2-(ethylsulfonyl)ethyl]-2-methyl-4-nitro-1H-imidazole 25459-12-5
1515 Tinidazole Tinidazole Related Compound - A USP 2-methyl-5-nitro-1H-imidazole 696-23-1
1516 Tinidazole Tinidazole Related Compound - B USP 1-[2-(ethylsulfonyl)ethyl]-2-methyl-4-nitro-1H-imidazole 25459-12-5
1517 Topiramate Topiramate USP Beta-D-fructopyranose, 2,3:4,5-bis-O-(1-methylethylidene)-sulfamate 97240-79-4
1518 Topiramate Topiramate Related Compound - A USP (2,3:4,5-Bis-O-(1-methylethylidene)-beta-D-fructopyranose 20880-92-6
1519 Topiramate Topiramate Impurity - C IH (2,2,7,7-tetramethyltetrahydro-3aH-bis[1,3]dioxolo[4,5-b:4',5'-d] pyran-3a-yl)methyl sulfurochloridoate 150609-95-3
1520 Topiramate Topiramate Impurity - D IH 1,2:4,5-di-O-isopropylidene Beta-D-fructopyranose 25018-67-1
1521 Torsemide Torsemide USP N-[(1-methylethyl)amino] carbonyl]-4-[(3-methylphenyl)-amino]-3-pyridine sulfonamide 56211-40-6
1522 Torsemide Torsemide Related Compound - A USP 4-[(3-Methylphenyl)amino]-3-pyridinesulfonamide 72811-73-5
1523 Torsemide Torsemide Related Compound - B USP N-[(n-butylamino)carbonyl]-4-[(3-methylphenyl)amino]-3-pyridine sulfonamide 160972-33-8
1524 Torsemide Torsemide Related Compound - C USP N-[(ethylamino)carbonyl]-4-[(3-methylphenyl)amino]-3-pyridinesulfonamide) 57155-35-4
1525 Torsemide Torsemide impurity IH ethyl [(3-[(3-methylphenyl)amino]pyridin-2-yl)sulfonyl]carbamate 72810-57-2
1526 Tramadol Hydrochloride Tramadol Hydrochloride EP (1RS,2RS)-2-[(dimethylamino)methyl]-1-(3-methoxyphenyl) cyclohexanol hydrochloride 36282-47-0
1527 Tramadol Hydrochloride Tramadol Impurity - D EP (1RS,2RS)-2-[(dimethylamino)methyl]-1-(3-hydroxyphenyl)cyclohexanol (O-Desmethyl) 185453-02-5
1528 Tramadol Hydrochloride Tramadol Impurity - E EP (2RS)-2-[(dimethylamino)methyl] cyclohexanone 15409-60-6
1529 Tramadol Hydrochloride Tramadol Related Compound - B USP (2-(dimethylaminomethyl)-1-cyclohexanone hydrochloride) 42036-65-7
1530 Tranexamic Acid Tranexamic Acid EP trans-4-(Aminomethyl)cyclohexanecarboxylic acid 1197-18-8
1531 Tranexamic Acid Tranexamic Acid Impurity - D EP 4-aminomethylbenzoic acid 56-91-7
1532 Trihexyphenidyl Hydrochloride Trihexyphenidyl HCl EP (1RS)-1-Cyclohexyl-1-phenyl-3-(piperidin-1-yl)propan-1-ol hydrochloride 52-49-3
1533 Trimetazidine Hydrochloride Trimetazidine Hydrochloride BP 1-(2,3,4-Trimethoxybenzyl)piperazine dihydrochloride 13171-25-0
1534 Trimetazidine Hydrochloride Trimetazidine Impurity - A BP 1-(3,4,5-trimethoxybenzyl)piperazine 52146-35-7
1535 Trimetazidine Hydrochloride Trimetazidine Impurity - B BP 1,4-bis(2,3,4-trimethoxybenzyl)piperazine 1257-19-8
1536 Trimetazidine Hydrochloride Trimetazidine Impurity - C BP 2,3,4-trimethoxybenzaldehyde 2103-57-3
1537 Trimetazidine Hydrochloride Trimetazidine Impurity - D BP (2,3,4-trimethoxyphenyl)methanol 71989-96-3
1538 Trimetazidine Hydrochloride Trimetazidine Impurity - E BP 1-(2,4,5-trimethoxybenzyl)piperazine 356083-64-2
1539 Trimetazidine Hydrochloride Trimetazidine Impurity - F BP 1-(2,4,6-trimethoxybenzyl)piperazine 113698-83-2
1540 Trimetazidine Hydrochloride Trimetazidine Impurity - G BP piperazine 110-85-0
1541 Trimetazidine Hydrochloride Trimetazidine Impurity - H BP ethyl 4-(2,3,4-trimethoxybenzyl)piperazine-1-carboxylate 53531-01-4
1542 Trimetazidine Hydrochloride Trimetazidine Impurity - I BP 1-methyl-4-(2,3,4-trimethoxybenzyl)piperazine(N-methyl trimetazidine) 93152-26-2
1543 Trimetazidine Trimetazidine Impurity-J IH 4-[(2,3,4-trimethoxyphenyl)methyl]piperazine-1-carbaldehyde 879646-17-0
1544 Trimetazidine Trimetazidine N-oxide impurity IH 1-oxo-1-(2,3,4-trimethoxyphenyl)methyl]-1¹- piperazine NA
1545 Tropicamide Tropicamide BP (2RS)-N-ethyl-3-hydroxy-2-phenyl-N-(pyridin-4-ylmethyl)propanamide 1508-75-4
1546 Tropicamide Tropicamide Impurity - A BP N-(pyridin-4-ylmethyl)ethanamine 33403-97-3
1547 Tropicamide Tropicamide Impurity - B BP N-ethyl-2-phenyl-N-(pyridin-4-ylmethyl)propenamide 57322-50-6
1548 Tropicamide Tropicamide Impurity - C BP (2RS)-3-hydroxy-2-phenylpropanoic acid(Tropic acid) 529-64-6
1549 Tropicamide Tropicamide Related Compound - A USP N-(pyridin-4-ylmethyl)ethanamine 33403-97-3
1550 Tropicamide Tropicamide Related Compound - B USP N-ethyl-2-phenyl-N-(pyridin-4-ylmethyl)propenamide 57322-50-6
1551 Tropicamide Tropicamide Related Compound - C USP (2RS)-3-hydroxy-2-phenylpropanoic acid(Tropic acid) 529-64-6
1552 Tropicamide Tropicamide Related Compound - D USP Phenylacetic acid 103-82-2
1553 Tropicamide Tropicamide Impurity - D IH Phenylacetic acid 103-82-2
1554 Tolterodine Tolterodine IH (R)-(+)-N,N-Diisopropyl-3-(2-hydroxy-5-methylphenyl)-3-phenylpropylamine 124937-51-5
1555 Tolterodine Tolterodine Lactol Impurity IH 6-methyl-4-phenyl-2-chromanino[9(or)3,4-Dihydro-6-methyl-4-phenyl-2H-1-benzopyran-2-ol 209747-04-6
1556 Tolterodine Tolterodine Monoisopropyl Impurity IH [R]-2-[3-(Isopropylamino)-1-phenylpropyl]-4-methylphenol 194482-41-2
1557 Tolterodine Tolterodine Diolacetate Impurity IH 3-(2-hydroxy-5-methylphenyl)-3-phenyl propyl acetate NA
1558 Tolterodine Tolterodine Tartrate S-Isomer IH (S)-2-[3-Bis-(1-methylethyl)amino]-1-phenylpropyl]-4-methylphenol 124937-54-8(tartrate salt)
1559 Tolterodine Tolterodine Degradation Product - A IH 2-[1(R)-3-amino-1-phenylpropyl]-4-methylphenol 1203453-90-0
1560 Trazodone Hydrochloride Trazodone Hydrochloride EP 2-[3-(4-(3-chlorophenyl)piperazin-1-yl)propyl]-1,2,4-triazolo[4,3-a]pyridin-3(2H)-one hydrochloride 25332-39-2
1561 Trazodone Hydrochloride Trazodone Related Compound - C USP 2-[3-[4-(4-Chlorophenyl)piperazin-1-yl]propyl]-1[2,4]triazolo[4,3-a]pyridine-3(2H)-one hydrochloride 1263278-77-8
1562 Trazodone Hydrochloride Trazodone Related Compound - D USP 2-[3-[4-(3-Bromophenyl)piperazin-1-yl]propyl]-1[2,4]triazolo[4,3-a]pyridin-3(2H)-one 1263278-80-3 (HCl salt)
1563 Trazodone Hydrochloride Trazodone IH 3-[4-(3-Chlorophenyl)piperazin-1-yl]propan-1-ol 32229-98-4
1564 Trazodone Hydrochloride Trazodone IH 1-(3-Chlorophenyl)piperazine Hydrochloride 65369-76-8
1565 Trazodone Hydrochloride Trazodone Impurity - B IH 2-[3-(4-phenylpiperazin-1-yl)propyl]-1,2,4-triazolo[4,3-a]pyridine-3(2H)-one 62337-66-0
1566 Trazodone Hydrochloride Trazodone Impurity - C IH 2-[3-[4-(4-Chlorophenyl)piperazin-1-yl]propyl]-1[2,4]triazolo[4,3-a]pyridine-3(2H)-one hydrochloride 1263278-77-8
1567 Trazodone Hydrochloride Trazodone N-Oxide Impurity IH 2-[3-[4-(3-chlorophenyl)-1-oxido-1-piperazinyl]propyl]-1,2,4-triazolo[4,3-a]pyridine-3(2H)-one 55290-68-1
1568 Trazodone Hydrochloride Trazodone Impurity - D IH 2-[3-[4-(3-Bromophenyl)piperazin-1-yl]propyl]-1[2,4]triazolo[4,3-a]pyridin-3(2H)-one 1263278-80-3 (HCl salt)
1569 Trazodone Hydrochloride Trazodone Bispiperazine Impurity IH 1,3-bis-[4-(3-Chlorophenyl)piperazin-1-yl]propane dihydrochloride 63223-09-7 (Free base)
1570 Trazodone Hydrochloride Trazodone Impurity - G IH 3-[4-(3-Chlorophenyl)piperazin-1-yl]propyl isobutyl ether NA
1571 Trazodone Hydrochloride 4-Ethyl Trazodone Impurity IH 2-3-[4-(3-Chloro-4-ethylphenyl)piperazin-1-yl]propyl-1,2,4-triazolo[4,3-a]pyridin-3(2H)-one 1346599-35-6
1572 Trazodone Trazodone Impurity IH 3-chloro-4-ethylaniline 50775-72-9
1573 Ursodeoxycholicacid Ursodeoxycholicacid EP 3α,7β-dihydroxy-5β-cholan-24-oic acid 128-13-2
1574 Ursodeoxycholicacid Ursodeoxycholicacid Impurity - A EP chenodeoxycholic acid 474-25-9
1575 Ursodeoxycholicacid Ursodeoxycholicacid Impurity - C EP 3α-hydroxy-5β-cholan-24-oic acid (lithocholic acid) 434-13-9
1576 Ursodeoxycholicacid Ursodeoxycholicacid Impurity - E EP 3α,12α-dihydroxy-5β-cholan-24-oic acid (deoxycholic acid) 83-44-3
1577 Ursodeoxycholic Ursodeoxycholic impurity-G IH methyl 3α,7β-dihydroxy-5β-cholan-24-oate 10538-55-3
1578 Valaciclovir Hydrochloride Valaciclovir Hydrochloride EP 2-[(2-Amino-6-oxo-1,6-dihydro-9H-purin-9-yl)methoxy]ethyl L-valinate hydrochloride 124832-27-5 124832-26-4 (Free base)
1579 Valaciclovir Hydrochloride Valaciclovir Impurity - E EP 2-[(2-Amino-6-oxo-1,6-dihydro-9H-purin-9-yl)methoxy]ethyl N-(benzyloxy carbonyl)-L-valinate 124832-31-1
1580 Valaciclovir Hydrochloride Valaciclovir Impurity - C EP 2-[(2-Amino-6-oxo-1,6-dihydro-9H-purin-9-yl)methoxy]ethyl N-methyl-L-valinate hydrochloride 1346617-39-7
1581 Valaciclovir Hydrochloride Valaciclovir Impurity - D EP 2-[(2-Amino-6-oxo-1,6-dihydro-9H-purin-9-yl)methoxy]ethyl N-ethyl-L-valinate 1346747-69-0
1582 Valaciclovir Hydrochloride Valaciclovir Impurity - F EP 2-Hydroxyethyl l-valinate tosylate 86150-61-0 142863-66-8 (Free base)
1583 Valaciclovir Hydrochloride D-Valaciclovir impurity-R EP 2-[(2-Amino-6-oxo-1,6-dihydro-9H-purin-9-yl)methoxy]ethyl D-valinate hydrochloride 124832-28-6
1584 Valaciclovir Hydrochloride Valaciclovir Related Compound - C USP 2-[(2-Amino-6-oxo-1,6-dihydro-9H-purin-9-yl)methoxy]ethyl N-methyl-L-valinate hydrochloride 1346617-39-7
1585 Valaciclovir Hydrochloride Valaciclovir Related Compound - E USP 2-[(2-Amino-6-oxo-1,6-dihydro-9H-purin-9-yl)methoxy]ethyl N-(benzyloxy carbonyl)-L-valinate 124832-31-1
1586 Valaciclovir Hydrochloride Valaciclovir Related Compound - D USP 2-[(2-Amino-6-oxo-1,6-dihydro-9H-purin-9-yl)methoxy]ethyl N-ethyl-L-valinate 1346747-69-0
1587 Valaciclovir Hydrochloride Valaciclovir Related Compound - F USP 2-Hydroxyethyl l-valinate tosylate 86150-61-0
1588 Valaciclovir Hydrochloride D-Valaciclovir impurity USP 2-[(2-Amino-6-oxo-1,6-dihydro-9H-purin-9-yl)methoxy]ethyl D-valinate hydrochloride 124832-28-6
1589 Valproic Acid Valproic Acid EP 2-Propylpentanoic acid 99-66-1
1590 Valproic Acid Valproic Acid Impurity - A EP Pentanoic Acid (Valeric acid) 109-52-4
1591 Valproic Acid Valproic acid Impurity - B EP (2RS)-2-ethylpentanoic acid, 20225-24-5
1592 Valproic Acid Valproic acid Impurity - C EP (2RS)-2-(1-methylethyl)pentanoic acid 62391-99-5
1593 Valproic Acid Valproic acid Impurity - E EP pentanamide (valeramide) 626-97-1
1594 Valproic Acid Valproic acid Impurity - H EP pentanenitrile (valeronitrile) 110-59-8
1595 Valproic Acid Valproic acid Impurity - I EP 2-propylpentanenitrile 13310-75-3
1596 Valproic Acid Valproic Acid Butyl Impurity IH 2-Propylhexanoic acid 3274-28-0
1597 Valproic Acid Valproic Acid Methylester Impurity IH Methyl 2-propylpentanoate 22632-59-3
1598 Valproic Acid Valproicacid Related Compound - B USP (2RS)-2-(1-methylethyl)pentanoic acid 62391-99-5
1599 Valsartan Valsartan USP (S)-3-methyl-2-(N-{[2'-(1H-1,2,3,4-tetrazol-5-yl)biphenyl-4-yl]methyl}pentanamido)butanoic acid 137862-53-4
1600 Valsartan Valsartan Related Compound - A USP ((R)-N-Valeryl-N-{[2'-(1H-tetrazole-5-yl)-biphenyl-4-yl]-methyl}-valine) 137862-87-4
1601 Valsartan Valsartan Related Compound - B USP (N-butyryl-N-{[2'-(1H-tetrazole-5-yl)-biphenyl-4-yl]methyl}-L-valine) 952652-79-8
1602 Valsartan Valsartan Related Compound - C USP (N-valeryl-N-{[2'-(1H-tetrazole-5-yl)biphenyl-4-yl]methyl}-L-valine benzyl ester) 137863-20-8
1603 Valsartan Valsartan impurity-C EP (2S)-2-[butanoyl{[2'-(1H-tetrazol-5-yl)biphenyl-4-yl]methyl}amino]-3-methylbutanoic acid 952652-79-8
1604 Valsartan Valsartan Devaleryl Impurity IH (N-{[2'-(1H-tetrazole-5-yl)biphenyl-4-yl]methyl}-L-valine) 676129-92-3
1605 Valsartan Valsartan Ethyl Ester Impurity IH (S)-N-Valeryl-N-{[2'-(1H-tetrazole-5-yl) biphenyl-6-yl]methyl}-L-valine ethyl ester 1111177-30-0
1606 Valsartan Valsartan Nitrile Impurity (Methyl Ester) IH Methyl N-valeryl-N-{[2'-cyanobiphenyl-4-yl]methyl}-L-valinate 137863-90-2
1607 Venlafaxine Hydrochloride Venlafaxine Hydrochloride EP 1-[(1RS)-2-(Dimethylamino)-1-(4-methoxyphenyl) ethyl] cyclohexanolhydrochloride 99300-78-4
1608 Venlafaxine Hydrochloride Venlafaxine Impurity -A EP 2-(4-methoxyphenyl)-N,N-dimethylethanamine 775-33-5
1609 Venlafaxine Hydrochloride Venlafaxine Impurity -B EP ethyl (2RS)-3-(dimethylamino)-2-(4-methoxyphenyl) propanoate 323176-93-8
1610 Venlafaxine Hydrochloride Venlafaxine Impurity -C EP 1-[(1RS)-2-amino-1-(4-methoxy phenyl)ethyl]cyclohexanol 130198-05-9 (HCl salt)
1611 Venlafaxine Hydrochloride Venlafaxine Impurity -D EP 1-[(1RS)-1-(4-methoxyphenyl)-2-(methylamino) ethyl] cyclohexanol 93413-90-2 (HCl salt)
1612 Venlafaxine Hydrochloride Venlafaxine Impurity -E EP (5RS)-5-(4-methoxyphenyl)-3-methyl-1-oxa-3-azaspiro[5.5] undecane 93413-56-0 (HCl salt)
1613 Venlafaxine Hydrochloride Venlafaxine Impurity -F EP (2RS)-2-(cyclohex-1-enyl)-2-(4-methoxyphenyl)-N,N-dimethylethanamine 93413-79-7 (HCl salt) 93413-57-1 (Free base)
1614 Venlafaxine Hydrochloride Venlafaxine Impurity -G EP (2RS)-2-cyclohexyl-2-(4-methoxy phenyl)-N,N-dimethyl ethanamine 1076199-92-2 (HCl salt)
1615 Venlafaxine Hydrochloride Venlafaxine Impurity -H EP 1-[(1RS)-1-(4-methoxyphenyl)-2-[[2-(4-methoxy phenyl) ethyl]amino] ethyl]cyclohexanol 1329795-88-1
1616 Venlafaxine Hydrochloride Venlafaxine Related Compound - A USP 1-[1-(4-Methoxyphenyl)-2-(methylamino)ethyl] cyclo hexanol hydrochloride 93413-90-2
1617 Venlafaxine Venlafaxine N-Oxide IH 1-[2-(dimethylnitroxy)-1-(4-methoxyphenyl)ethyl]cyclohexanol 1094598-37-4
1618 Voriconazole Voriconazole EP (2R,3S)-2-(2,4-Difluorophenyl-3-(5-fluoropyrimidin-4-yl)-1-(1H-1,2,4-triazol-1-yl)butan-2-ol 137234-62-9
1619 Voriconazole Voriconazole Impurity - A BP 1-(2,4-difluorophenyl)-2-(1H-1,2,4-triazol-1-yl)ethanone 86404-63-9
1620 Voriconazole Voriconazole Impurity - C BP 4-ethyl-5-fluoropyrimidine 137234-88-9
1621 Vortioxetine Vortioxetine IH 1-[2-[(2,4-Dimethylphenyl)thio]phenyl]-piperazine hydrobromide 960203-27-4
1622 Vortioxetine Votioxetine Impurity - 1 IH 1-[2-[(2-Methylphenyl)sulfanyl]phenyl]piperazine 1293489-71-0
1623 Vortioxetine Vortioxetine Impurity - 2 IH 1-[2-[(3-Methylphenyl)sulfanyl]phenyl]piperazine 1293489-69-6
1624 Vildagliptin Vildagliptin Dimer Impurity IH (2S)-1-[(2-{(2S)-2-[(pyrrolidine-1-yl){(3-hydroxypyrrolidino[3,3,1,1,{3,7}dec-1-yl)amino]acetyl]}-pyrrolidine-2-carbonitrile 1036959-23-5
1625 Verapamil Verapamil impurity-A EP N,N'-bis[2-(3,4-dimethoxyphenyl)ethyl]-N,N'-dimethylpropane-1,3-diamine 63434-11-7
1626 Verapamil Verapamil impurity-C IH 2-(3,4-dimethoxyphenyl)-N,N'-dimethylethan-1-amine—hydrogen chloride (1/1) 51012-67-0
1627 Verapamil Verapamil impurity-D IH 3-chloro-N-[2-(3,4-dimethoxyphenyl)ethyl]-N-methylpropan-1-amine—hydrogen chloride (1/1) 36770-74-8
1628 Zolpidem Tartrate Zolpidem Tartrate EP Bis{N,N-dimethyl-2-[6-methyl-2-(4-methylphenyl)imidazo[1,2-a]pyridin-3-yl] acetamide} (2R,3R)-2,3-dihydroxybutanedioate 99294-93-6
1629 Zolpidem Tartrate Tolyloyl propionic acid USP p-methylbenzoyl propionic acid 4619-20-9
1630 Zolpidem Tartrate Zolpidem Acid USP 2(6-methyl-2-p-tolylimidazo[1,2-a] pyridin-3-yl)acetic acid 189005-44-5
1631 Zolpidem Tartrate Tolyloyl propionamide USP N,N-Dimethyl-4-oxo-4-(p-tolyl) butanamide 402470-91-1
1632 Zolpidem Zolpidem Related Compound-B USP N,N'-dimethyl-2-[6-methyl-2-(4-methylphenyl)imidazo[1,2-a]pyridin-3-yl]-2-oxoacetamide 400038-68-8
1633 Zolpidem Tartrate Zolpidem Related Compound - A USP N,N-dimethyl-2-[7-methyl-2-p-tolylimidazo[1,2-a]pyridin-3-yl] acetamide 1346600-85-8
1634 Zolpidem Tartrate Zolpidem Carbaldehyde USP 6-methyl-2-p-tolylimidazo[1,2-a] pyridine-3-carbaldehyde 400777-11-9
1635 Zolpidem Tartrate Zolpidem Tolyloyl bromopropionamide USP 3-bromo-N,N-dimethyl-4-(4-methylphenyl)benzamide 836627-56-6
1636 Zolpidem Tartrate Zolpidem Related Compound - C USP 4-methyl-N-(5-methylpyridin-2-yl) benzamide 349122-64-1
1637 Zolmitriptan Zolmitriptan IH (4S)-4-[[3-[2-(Dimethylamino)ethyl]-1H-indol-5-yl]methyl-2-oxazolidinone 139264-17-8
1638 Zolmitriptan Zolmitriptan Related Compound-A USP 4-[[3-(ethylamino)methyl]-3H-indol-5-yl]methyl]-1,3-oxazolidin-2-one 139264-35-0
1639 Zolmitriptan Zolmitriptan Related Compound - E USP (4S)-4-[[3-[2-(Dimethyloxidoamino)ethyl]-1H-indol-5-yl]methyl-2-oxazolidinone 251451-30-6
1640 Zolmitriptan Zolmitriptan Related Compound - B USP (S)-2-Amino-3-[3-[2-(dimethylamino)ethyl]-1H-indol-5yl]propan-1-ol 139264-69-0
1641 Zolmitriptan Zolmitriptan N-oxide Impurity IH (4S)-4-[[3-[2-(Dimethyloxidoamino)ethyl]-1H-indol-5-yl]methyl]-2-oxazolidinone 251451-30-6
1642 Zolmitriptan Zolmitriptan Impurity - B IH (S)-2-Amino-3-[3-[2-(dimethylamino)ethyl]-1H-indol-5yl]propan-1-ol 139264-69-0
1643 Zolmitriptan Zolmitriptan Aminopropanol Impurity IH (2S )-2-amino-3-(4-aminophenyl)propan-1-ol 726134-79-8
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