AN IMPROVED PROCESS FOR THE PREPARATION OF CARBAPENEM ANTIBIOTIC

AN IMPROVED PROCESS FOR THE PREPARATION OF CARBAPENEM ANTIBIOTIC

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.

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Bibliographische Detailangaben
Hauptverfasser: DASARI, VINOD, BABU, ADDANKI, MARUTHI, CHANDRASEKHARA, KISHOR, LAKSHMI NARAYANAN, KARTHIKEYAN, JOHN PETER, JOHN, BOSCO, UDAYAMPALAYAM PALANISAMY, SENTHILKUMAR, KANAGARAJ, SURESHKUMAR
Format: Patent
Sprache:eng ; fre ; ger
Schlagworte:
CHEMISTRY
HETEROCYCLIC COMPOUNDS
METALLURGY
ORGANIC CHEMISTRY
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Beschreibung
Zusammenfassung: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.