Invention Grant
- Patent Title: Process for the preparation of gefitinib
- Patent Title (中): 制备吉非替尼的方法
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Application No.: US12595812Application Date: 2008-04-16
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Publication No.: US08350029B2Publication Date: 2013-01-08
- Inventor: Dharmaraj Ramachandra Rao , Rajendra Narayanrao Kankan , Srinivas Laxminarayan Pathi
- Applicant: Dharmaraj Ramachandra Rao , Rajendra Narayanrao Kankan , Srinivas Laxminarayan Pathi
- Applicant Address: IN Mumbai
- Assignee: CIPLA Limited
- Current Assignee: CIPLA Limited
- Current Assignee Address: IN Mumbai
- Agency: Conley Rose, P.C.
- Agent Rodney B. Carroll
- Priority: IN745/MUM/2007 20070416
- International Application: PCT/GB2008/001343 WO 20080416
- International Announcement: WO2008/125867 WO 20081023
- Main IPC: C07D239/94
- IPC: C07D239/94
Abstract:
There is provided a compound of formula III, and a process for preparing a compound of formula V comprising converting a compound of formula III to the compound V, wherein X is fluoro, chloro, bromo or iodo. There is also provided a process for preparing a compound of formula XI comprising converting a compound of formula X to the compound XI. The compounds V and XI so prepared may be used in a process for preparing gefitinib.
Public/Granted literature
- US20100137586A1 Process for the Preparation of Gefitinib Public/Granted day:2010-06-03
Information query
