IMPROVED PROCESS FOR THE PREPARATION OF DIBENZOXEPINO DERIVATIVE

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专利权人:

发明人:

SURESH PRABHUDAS JAMBU,MANOJ DEVILALJI PRABHAVAT,SUNIL SADANAND NADKARNI

申请号：

IN2379/MUM/2009

公开号：

IN2009MU02379A

申请日:

2009.10.12

申请国别(地区):

IN

年份:

2012

代理人:

摘要：

The present invention relates to an enantioselective process for the preparation of trans-5-chloro-2,3,3a,12b-tetrahydro-2-methyl-lH-dibenz[2,3:6,7]oxepino[4,5-c]pyrrole-l-one with an improved yield and quality. Trans-5-chloro-2,3,3a,12b-tetrahydro-2-methyl-lH-dibenz[2,3:6,7]oxepino[4,5-c]pyrrole-l-one is useful intermediate for the preparation of Asenapine and pharmaceuticals acceptable salt.

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