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Tryptophan

Tryptophan Impurities & Reference Standards

Used throughout the pharmaceutical sector, Tryptophan is an active pharmaceutical ingredient (API) integral to the formulation of medicines and finished dosage forms. Tryptophan is registered under CAS Number 73-22-3. It has a molecular formula of C11H12N2O2 and a molecular weight of 204.2 g/mol. Analytical laboratories rely on Tryptophan and its associated impurity standards for method development, quality control testing, and pharmacopoeial compliance (ICH, USP, BP, EP). We offer Tryptophan and its impurity standards with complete analytical documentation, including CoA and HPLC data, suitable for pharmaceutical quality control and regulatory submissions.

Associated Impurities

Tryptophan Impurity – A

  • CAS No: 132685-02-0
  • Mol. F.: C24H26N4O4

Tryptophan Impurity – B

  • CAS No: 184955-21-3
  • Mol. F.: C11H12N2O4

Tryptophan Impurity – C

  • CAS No: 343-65-7
  • Mol. F.: C10H12N2O3

Tryptophan Impurity – D

  • CAS No: 4350-09-8
  • Mol. F.: C11H12N2O3

Tryptophan Impurity – E

  • CAS No: 3978-11-8
  • Mol. F.: C11H12N2O4

Tryptophan Impurity – F

  • CAS No: 145545-23-9
  • Mol. F.: C9H12N2O2

Tryptophan Impurity – H

  • CAS No: 6052-68-2
  • Mol. F.: C12H12N2O2

Tryptophan Impurity – I

  • CAS No: 5470-37-1
  • Mol. F.: C13H14N2O2

Tryptophan Impurity – K

  • CAS No: 149724-31-2
  • Mol. F.: C20H19N3O2

Tryptophan Impurity – G

  • CAS No: 21704-80-3
  • Mol. F.: C11H12N2O3

Tryptophan Impurity – J

  • CAS No: 164068-19-3
  • Mol. F.: C22H23N3O4

Tryptophan Impurity – L

  • CAS No: 287170-99-4
  • Mol. F.: C21H19N3O2
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