NOVEL PROCESS FOR THE PREPARATION OF DIPEPTIDYL PEPTIDASE-4 (DPP-4) ENZYME INHIBITOR

The present invention relates to a novel and improved process for the preparation of Sitagliptin of Formula (I) and its pharmaceutically acceptable salts. The present invention also relates to novel intermediates and process for the preparation of intermediates used in the preparation of Sitagliptin...

Ausführliche Beschreibung

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Bibliographische Detailangaben
Hauptverfasser:	MALLEPALLI, SRINIVAS REDDY, ALLA, RAGHUMITRA, NANDAM, SURESH BABU, GUDA, MADHUKAR REDDY, ALLA, VENKAT REDDY, ALLURI, RAJA REDDY
Format:	Patent
Sprache:	eng ; fre
Schlagworte:	CHEMISTRY HETEROCYCLIC COMPOUNDS HUMAN NECESSITIES HYGIENE MEDICAL OR VETERINARY SCIENCE METALLURGY ORGANIC CHEMISTRY SPECIFIC THERAPEUTIC ACTIVITY OF CHEMICAL COMPOUNDS ORMEDICINAL PREPARATIONS
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Beschreibung
Zusammenfassung:	The present invention relates to a novel and improved process for the preparation of Sitagliptin of Formula (I) and its pharmaceutically acceptable salts. The present invention also relates to novel intermediates and process for the preparation of intermediates used in the preparation of Sitagliptin. La présente invention concerne un nouveau procédé amélioré pour la préparation de sitagliptine de formule (I) et ses sels pharmaceutiquement acceptables. La présente invention concerne également des nouveaux intermédiaires et un procédé pour la préparation d'intermédiaires utilisés dans la préparation de la sitagliptine.