PROCESS FOR THE PREPARATION OF HIGHLY PURE ROPINIROLE

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专利权人:

发明人:

ISHRAT HUSAIN SIDDIQUI

申请号：

IN1920/DEL/2005

公开号：

IN258125B

申请日:

2005.07.22

申请国别(地区):

IN

年份:

2013

代理人:

摘要：

The present invention relates to highly pure Ropinirole or salt thereof and a process for preparing highly pure Ropinirole of structural Formula I, Formula I by reducing nitro compound of formula II, Formula II and cyclizing the resulting amino compound in situ using palladium on carbon in the presence of aqueous alcoholic medium.

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