A process for the preparation of s-clopidogrel

A process for the preparation of s-clopidogrel

A process for the preparation of (S) - Clopidogrel free base or a pharmaceutically acceptable salt thereof by the racemization of the undesired (R) - Clopidogrel in the presence of a suitable base followed by resolution with camphor sulfonate salt and further treatment with an inorganic acid to yiel...

Ausführliche Beschreibung

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Bibliographische Detailangaben
Hauptverfasser: JOSHI SHREERANG, BHUTA SACHIN, NAIR RAJI, SALUNKE SANJUKUMAR
Format: Patent
Sprache:chi ; eng
Schlagworte:
CHEMISTRY
HETEROCYCLIC COMPOUNDS
METALLURGY
ORGANIC CHEMISTRY
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Beschreibung
Zusammenfassung:A process for the preparation of (S) - Clopidogrel free base or a pharmaceutically acceptable salt thereof by the racemization of the undesired (R) - Clopidogrel in the presence of a suitable base followed by resolution with camphor sulfonate salt and further treatment with an inorganic acid to yield the title compound.