Invention Grant
- Patent Title: Processes for the preparation of clopidogrel
- Patent Title (中): 制备氯吡格雷的方法
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Application No.: US12601589Application Date: 2008-05-29
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Publication No.: US07985859B2Publication Date: 2011-07-26
- Inventor: Jagdish Shukla , Anjum Reyaz Khan , Arvind Merwade , Mohammad Jaweed Mukarram Siddiqui , Yatendra Kumar
- Applicant: Jagdish Shukla , Anjum Reyaz Khan , Arvind Merwade , Mohammad Jaweed Mukarram Siddiqui , Yatendra Kumar
- Applicant Address: IN Bandra-Kurla Complex, Bandra East, Mumbai
- Assignee: Wockhardt Ltd.
- Current Assignee: Wockhardt Ltd.
- Current Assignee Address: IN Bandra-Kurla Complex, Bandra East, Mumbai
- Agency: Bio Intellectual Property Services LLC
- Agent O. (Sam) Zaghmout
- Priority: IN1005/MUM/2007 20070530
- International Application: PCT/IB2008/052098 WO 20080529
- International Announcement: WO2008/146249 WO 20081204
- Main IPC: C07D513/02
- IPC: C07D513/02 ; A61K31/44
Abstract:
The invention relates to processes for the preparation of clopidogrel and salts thereof. The inventors have developed a process for preparing racemic clopidogrel by racemizing R(−) clopidogrel. The process includes the step of reacting R(−) clopidogrel with a powered anhydrous base in one or more solvents.
Public/Granted literature
- US20100130541A1 Processes for the preparation of clopidogrel Public/Granted day:2010-05-27
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