Process for making risperidone and intermediates therefor
申请人:——
公开号:US20040097523A1
公开(公告)日:2004-05-20
The formation of risperidone is enhanced by the use of enriched Z-isomer oxime intermediate(s) of formula (3) or (7).
1
The oxime(s) can be isomerically enriched by a variety of techniques including the use of the novel acetic acid salt thereof, which affords, inter alia, resolution of the isomers and/or by heat conversion.
PROCESS FOR MAKING RISPERIDONE AND INTERMEDIATES THEREFOR
申请人:Synthon B.V.
公开号:EP1560814A1
公开(公告)日:2005-08-10
US7405298B2
申请人:——
公开号:US7405298B2
公开(公告)日:2008-07-29
[EN] PROCESS FOR MAKING RISPERIDONE AND INTERMEDIATES THEREFOR<br/>[FR] PROCEDE DE FABRICATION DE LA RISPERIDONE ET DES INTERMEDIAIRES ASSOCIES
申请人:SYNTHON BV
公开号:WO2004043923A1
公开(公告)日:2004-05-27
The formation of risperidone is enhanced by the use of enriched Z-isomer oxime intermediate(s) of Formula (3) or (7). The oxime(s) can be isomerically enriched by a variety of techniques including the use of the novel acetic acid salt thereof, which affords, inter alia, resolution of the isomers and/or by heat conversion.