Ertapenem CAS NO :153832-46-3
Synonyms: (4R,5R,6S)-3-[(3S,5S)-5-[(3-Carboxyphenyl)carbamoyl]pyrrolidin-3-yl]sulfanyl-6-(1-hydroxyethyl)-4-methyl-7-oxo-1-azabicyclo[3.2.0]hept-2-ene-2-carboxylic acid
Intermediate: MPBA / 3-[[[(2S,4S)-4-Mercapto-1-(4-nitrobenzyloxy)carbonyl-2-pyrrolidinyl]carbonyl]amino]benzoic acid
CAS NO:202467-69-4
Ertapenem side chain is a critical intermediate for the synthesis of ertapenem sodium, a broad-spectrum carbapenem antibiotic. Manufactured via advanced peptide coupling and cyclization processes, its standard molecular formula is C14H21N5O6S (CAS No. 189079-24-1).
Strictly store under inert atmosphere at controlled temperatures below 25°C to prevent hydrolysis. Personnel must utilize full PPE including respirators and chemical-resistant gloves due to potential sensitization risks during handling.