发明公开
- 专利标题: PROCESS FOR PEMETREXED DISODIUM
- 专利标题(中): VERFAHRENFÜRPEMETREXED-DINATRIUM
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申请号: EP12747282.7申请日: 2012-02-14
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公开(公告)号: EP2675808A2公开(公告)日: 2013-12-25
- 发明人: PARTHASARADHI REDDY, Bandi , RATHNAKAR REDDY, Kura , MURALIDHARA REDDY, Dasari , RAMACHANDRA, Puranik , VAMSI KRISHNA, Bandi
- 申请人: Hetero Research Foundation
- 申请人地址: Plot No. B-80&81 A.P.I.E., Balanagar Hyderabad 500 018 Andhrapradesh IN
- 专利权人: Hetero Research Foundation
- 当前专利权人: Hetero Research Foundation
- 当前专利权人地址: Plot No. B-80&81 A.P.I.E., Balanagar Hyderabad 500 018 Andhrapradesh IN
- 代理机构: Radkov, Stoyan Atanassov
- 优先权: INCH04342011 20110215
- 国际公布: WO2012111027 20120823
- 主分类号: C07D487/04
- IPC分类号: C07D487/04
摘要:
The present invention provides a process for the preparation of N-[4-[2-(2-amino-4,7-dihydro-4-oxo-1H-pyrrolo[2,3-d]pyrimidin-5-yl)ethyl]benzoyl]-L-glutamic acid dimethyl ester or salts thereof. The present invention also provides a process for the preparation of pemetrexed disodium substantially free of enatiomeric impurity.
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