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. La pr...

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Bibliographic Details
Main Authors JOHN F. LAMBERT, DARRELL E. FOX, TERRY G. SINAY JR, STANLEY W. WALINSKY
Format Patent
LanguageEnglish
Spanish
Published 30.09.1998
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. La presente invencion se refiera a procedimientos para preparacion de 3-(1-piperazinil) -1,2-benzoisotiazol o sus sales farmacéuticamente aceptables y a nuevos intermedios usados en el procedimiento; el 3-(1-piperazinil) -1,2-benzoisotiazol es un intermedio clave util para la preparacion de ziprasidona.
Bibliography:Application Number: MX19980003599