PROCESSES AND INTERMEDIATES FOR PREPARING 3-(1-PIPERAZINYL)-1,2-BENZISOTHIAZOLE

The present invention relates to processes for the preparation of 3-(1-piperazinyl)-1,2-benzisothiazole or its pharmaceutically acceptable salt and to novel intermediates used in the process. 3-(1-piperazinyl)-1,2-benzisothiazole is a key intermediate useful for the preparation of ziprasidone. Procé...

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Bibliographic Details
Main Authors SINAY, TERRY, G., JR, FOX, DARRELL, E, WALINSKY, STANLEY, W, LAMBERT, JOHN, F
Format Patent
LanguageEnglish
French
Published 15.05.1997
Edition6
Subjects
ACYCLIC OR CARBOCYCLIC COMPOUNDS
CHEMISTRY
HETEROCYCLIC COMPOUNDS
METALLURGY
ORGANIC CHEMISTRY
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Summary:The present invention relates to processes for the preparation of 3-(1-piperazinyl)-1,2-benzisothiazole or its pharmaceutically acceptable salt and to novel intermediates used in the process. 3-(1-piperazinyl)-1,2-benzisothiazole is a key intermediate useful for the preparation of ziprasidone. Procédés de préparation de 3-(1-pipérazinyl)-1,2-benzisothiazole ou de son sel pharmaceutiquement acceptable et nouveaux intermédiaires utilisés dans ce procédé. Le 3-(1-pipérazinyl)-1,2-benzisothiazole est un intermédiaire important utile à la préparation de ziprasidone.
Bibliography:Application Number: WO1996IB01079