Phenoxymethylpenicillin (Benzathine) Tetrahydrate Impurity – A
(2S,5R,6R)-3,3-dimethyl-7-oxo-6-(2-phenylacetamido)-4-thia-1-azabicyclo[3.2.0]heptane-2-carboxylic acid (benzylpenicillin)
| Chemical Name | (2S,5R,6R)-3,3-dimethyl-7-oxo-6-(2-phenylacetamido)-4-thia-1-azabicyclo[3.2.0]heptane-2-carboxylic acid (benzylpenicillin) |
|---|---|
| CAS No. | 61-33-6 |
| Molecular Formula | C16H18N2O4S |
| Molecular Weight | 334.4 |
| Chemical Structure |
![(2S,5R,6R)-3,3-dimethyl-7-oxo-6-(2-phenylacetamido)-4-thia-1-azabicyclo[3.2.0]heptane-2-carboxylic acid (benzylpenicillin) Structure](https://bhavanishlifesciences.com/wp-content/uploads/2026/09/phenoxymethylpenicillin-benzathine-tetrahydrate-impurity-a-structure.png) |
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Phenoxymethylpenicillin (Benzathine) Tetrahydrate Impurity – A
Phenoxymethylpenicillin (Benzathine) Tetrahydrate Impurity – A represents a known degradation or process impurity of Phenoxymethylpenicillin (Benzathine) Tetrahydrate, recognized under the EP monograph. Chemically, it is described as (2S,5R,6R)-3,3-dimethyl-7-oxo-6-(2-phenylacetamido)-4-thia-1-azabicyclo[3.2.0]heptane-2-carboxylic acid (benzylpenicillin). It has the molecular formula C16H18N2O4S and a molecular weight of 334.4 g/mol. It serves as a critical reference material for identifying and quantifying related substances during Phenoxymethylpenicillin (Benzathine) Tetrahydrate manufacturing and stability testing. Available with a Certificate of Analysis (CoA) as a high-purity reference standard suitable for HPLC and LC-MS applications.
Phenoxymethylpenicillin (Benzathine) Tetrahydrate impurities reference standards are useful in pharmaceutical research. They are useful in product development, ANDA and DMF filing, Quality control (QC), method validation, and stability studies. It is also useful in the identification of unknown impurities and the assessment of genotoxic potential.
We are the BHAVANISH LIFE SCIENCES specializes in manufacturing and supplying of Phenoxymethylpenicillin (Benzathine) Tetrahydrate impurities that meet specific pharmacopeial standards (USP/EP/BP/IP) as well as process-related impurities.
This related products or Impurities are thoroughly characterized. Supplied with detailed COA & analytical data Like NMR / MASS / HPLC / GC / IR / TGA / Potency / Structure elucidation data (SER Report) meeting regulatory compliance.
BHAVANISH LIFE SCIENCES provides this compound for research and development and Analytical testing use only, and is not meant for human consumption. With product information including CAS number, molecular formula, molecular weight details.
BHAVANISH LIFE SCIENCES in providing high-quality impurity standards to support pharmaceutical companies in maintaining drug safety and efficacy.
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