AN IMPROVED PROCESS FOR PREPARATION OF APREPITANT

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专利权人:

发明人:

GURJAR MUKUND KESHAV,TRIPATHY NARENDRA KUMAR,KRISHNA VIVEK,JAGTAP JAGANNATH TULSIRAM,PATIL LOTAN RAMDAS,KULKARNI SUNIT RAMESH,MEHTA SAMIT SATISH

申请号：

IN3615/MUM/2014

公开号：

IN2014MU03615A

申请日:

2014.11.17

申请国别(地区):

IN

年份:

2016

代理人:

摘要：

The present invention is related to the process for preparation of intermediate of Aprepitant, 2(R)-(1-(R) [3, 5-bis (trifluoromethyl) phenyl] ethoxy-3-(s)-phenyl -4-(2-(n-methylcarboxy-acetamidrazone) morpholine of formula (IV), which after cyclization gives Aprepitant (I) conforming to regulatory specification.

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