1-benzyl-4-[(5,6-dimethoxy-1-indanone)-2-yl]-methyl piperidine oxalate (donepezil oxalate) and its polymorphs

The present invention discloses a novel oxalate salt of 1-benzyl-4-[(5,6-dimethoxy-1-indanone)-2-yl] 5 methyl piperidine commonly known as Donepezil (I), its polymorphic forms and method of preparation thereof.

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Bibliographische Detailangaben
1. Verfasser:	TARUR VENKATASUBRAMANIAN R.,SATHE DHANANJAY G.,NAIDU AVINASH V.,AHER UMESH P
Format:	Patent
Sprache:	eng
Schlagworte:	CHEMISTRY HETEROCYCLIC COMPOUNDS HUMAN NECESSITIES HYGIENE MEDICAL OR VETERINARY SCIENCE METALLURGY ORGANIC CHEMISTRY PREPARATIONS FOR MEDICAL, DENTAL, OR TOILET PURPOSES SPECIFIC THERAPEUTIC ACTIVITY OF CHEMICAL COMPOUNDS ORMEDICINAL PREPARATIONS
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Beschreibung
Zusammenfassung:	The present invention discloses a novel oxalate salt of 1-benzyl-4-[(5,6-dimethoxy-1-indanone)-2-yl] 5 methyl piperidine commonly known as Donepezil (I), its polymorphic forms and method of preparation thereof.