[EN] AN IMPROVED PROCESS FOR THE PREPARATION OF CARBAPENEM ANTIBIOTIC<br/>[FR] PROCÉDÉ AMÉLIORÉ POUR LA PRÉPARATION D'ANTIBIOTIQUE À BASE DE CARBAPENÈME
申请人:ORCHID CHEMICALS & PHARM LTD
公开号:WO2010097686A1
公开(公告)日:2010-09-02
The present invention relates to an improved process for the preparation of the carbapenem antibiotic of formula (I) or its salts, hydrates and esters. The present invention further provides novel crystalline form of compound of general formula (III), wherein R3 is p-nitrobenzyloxy carbonyl.
本发明涉及一种改进的制备公式(I)或其盐、水合物和酯的碳青霉烯类抗生素的方法。本发明还提供了一种新的晶体形式的通式(III)化合物,其中R3为对硝基苄氧羰基。