Invention Grant
- Patent Title: Process for the preparation of esomeprazole magnesium dihydrate
- Patent Title (中): 艾美拉唑镁二水合物的制备方法
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Application No.: US12527967Application Date: 2008-02-21
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Publication No.: US08394963B2Publication Date: 2013-03-12
- Inventor: Dharmaraj Ramachandra Rao , Rajendra Narayanrao Kankan , Srinivas Laxminarayan Pathi , Gopalakrishna Sumana Bangalore
- Applicant: Dharmaraj Ramachandra Rao , Rajendra Narayanrao Kankan , Srinivas Laxminarayan Pathi , Gopalakrishna Sumana Bangalore
- 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: IN348/MUM/2007 20070221
- International Application: PCT/GB2008/000062 WO 20080221
- International Announcement: WO2008/102145 WO 20080828
- Main IPC: C07D401/12
- IPC: C07D401/12

Abstract:
A process for preparing Form A of (S)-5-methoxy-2-[[(4-methoxy-3,5-dimethyl-2-pyridinyl) -methyl]sulfinyl]-1H-benzimidazole magnesium dihydrate, processes for preparing various intermediates useful in the preparation of Form A of (S)-5-methoxy-2-[[(4-methoxy-3,5-dimethyl-2-pyridinyl)-methyl]sulfinyl]-1H-benzimidazole magnesium dihydrate and a novel polymorphic Form II of 5-methoxy-2-[[(4-methoxy-3,5-dimethyl-2-pyridinyl)-methyl]thio]-1H-benzimidazole.
Public/Granted literature
- US20100113526A1 Process for the Preparation of Esomeprazole Magnesium Dihydrate Public/Granted day:2010-05-06
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