Invention Grant
- Patent Title: Process for the preparation of strontium ranelate
- Patent Title (中): 制备雷奈酸锶的方法
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Application No.: US11990682Application Date: 2006-08-18
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Publication No.: US08624041B2Publication Date: 2014-01-07
- Inventor: Bobba Venkata Siva Kumar , Kosampally Srinivas , Sanjay Anantha Kale , Nitin Sharad Chandra Pradhan
- Applicant: Bobba Venkata Siva Kumar , Kosampally Srinivas , Sanjay Anantha Kale , Nitin Sharad Chandra Pradhan
- Applicant Address: IN Mumbai
- Assignee: Glenmark Generics Ltd.
- Current Assignee: Glenmark Generics Ltd.
- Current Assignee Address: IN Mumbai
- Agency: M. Carmen & Associates, PLLC
- Priority: IN977/MUM/2005 20050819
- International Application: PCT/IB2006/002247 WO 20060818
- International Announcement: WO2007/020527 WO 20070222
- Main IPC: C07D333/38
- IPC: C07D333/38 ; A61K31/381
Abstract:
A process for the preparation of strontium ranelate or a hydrate thereof is provided comprising (a) reacting a tetraester compound of Formula II: wherein R, R1, R2, and R3 are independently a linear or branched C1-C6 alkyl group or a substituted or unsubstituted C3-C12 cyclic group, in the presence of a lithium base and in a solvent with an inorganic acid salt of strontium.
Public/Granted literature
- US20090214631A1 Process for the Preparation of Strontium Ranelate Public/Granted day:2009-08-27
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