Invention Grant
- Patent Title: Process for preparing rosuvastatin calcium
- Patent Title (中): 瑞舒伐他汀钙的制备方法
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Application No.: US12448270Application Date: 2007-12-11
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Publication No.: US08212034B2Publication Date: 2012-07-03
- Inventor: Ramesh Dandala , Sambhu Prasad Sarma Mallela , Sukumar Nandi , Gangadhar Bhima Shankar Nangi , Sunil Kumar Buridipadu , Sivakumaran Meenakshisunderam
- Applicant: Ramesh Dandala , Sambhu Prasad Sarma Mallela , Sukumar Nandi , Gangadhar Bhima Shankar Nangi , Sunil Kumar Buridipadu , Sivakumaran Meenakshisunderam
- Applicant Address: IN Hyderabad
- Assignee: Aurobindo Pharma Ltd.
- Current Assignee: Aurobindo Pharma Ltd.
- Current Assignee Address: IN Hyderabad
- Agent Jay R. Akhave
- Priority: IN2308/CHE/2006 20061213
- International Application: PCT/IB2007/003936 WO 20071211
- International Announcement: WO2008/072078 WO 20080619
- Main IPC: C07D239/42
- IPC: C07D239/42
Abstract:
The present invention relates to an improved process for preparing (2E)-3-[4-(4-fluorophenyl)-6-iso-propyl-2-(N-methyl-N-methylsulfonylamino)pyrimidin-5-yl]-propenal of Formula I which is an intermediate useful in the preparation of bis[(E)-7-[4-(4-fluorophenyl)-6-isopropyl-2-[methyl(methylsulfonyl)amino]pyrimidin-5-yl](3R,5S)-3,5-dihydroxyhept-6-enoicacid]calcium salt of Formula II.
Public/Granted literature
- US20100029940A1 PROCESS FOR PREPARING ROSUVASTATIN CALCIUM Public/Granted day:2010-02-04
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