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Home/Compounds/Pharmaceutical Intermediate/1,3-Oxathiolane-2-carboxylic acid, 5-(4-amino-2-oxo-1(2H)-pyrimidinyl)-, (2R,5S)-
C8H9N3O4S
243.24 g/mol
Pharmaceutical Intermediate

Lamivudine impurity A RS

CAS173829-09-9
Category
Pharmaceutical Intermediate
Compound Class
Heterocycle
Primary Use
Pharmaceutical Intermediate

Lamivudine impurity A RS is a pharmaceutical intermediate that serves as a reference standard for lamivudine impurity profiling. It is a structural analog of lamivudine, featuring a carboxylic acid group, an amino-substituted pyrimidine ring, and a sulfur-containing oxathiolane ring system.

Reference standard for lamivudine impurity analysisResearch compound for pharmaceutical quality control

Content scope: Information here supports chemical identification and industrial supply, research, and manufacturing contexts. It is not a therapeutic claim, medical advice, or drug-use instructions.

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Identifiers
IUPAC Name

(2R,5S)-5-(4-amino-2-oxopyrimidin-1-yl)-1,3-oxathiolane-2-carboxylic acid

InChIKey

PIIRVEZNDVLYQA-CAHLUQPWSA-N

SMILES

C1[C@H](O[C@H](S1)C(=O)O)N2C=CC(=NC2=O)N

Synonyms (26)
  • 1,3-Oxathiolane-2-carboxylic acid, 5-(4-amino-2-oxo-1(2H)-pyrimidinyl)-, cis- (9CI); Lamivudine Imp. A (EP)
  • LAMIVUDINE IMPURITY A (EP IMPURITY)
  • LAMIVUDINE IMPURITY A (USP IMPURITY)
  • Lamivudine EP Impurity A
  • Lamivudine EP Impurity A (2R,5S-Isomer)
  • Lamivudine EP Impurity A(2R,5S)Monomer
  • Lamivudine impurity A (USP)
  • Lamivudine impurity A RS (USP)
  • Lamivudine Acid
  • Lamivudine impurity A
  • Lamivudine impurity A RS
  • Lamivudine-carboxylic acid
  • rac Lamivudine Acid