Invention Grant
US08748604B2 Process for stereoselective synthesis of 5-fluoro-1-(2R,5S)-[2-(hydroxymethyl)-1,3-oxathiolan-5-yl]cytosine
失效
立体选择性合成5-氟-1-（2R，5S） - [2-（羟甲基）-1,3-氧硫杂环戊烷-5-基]胞嘧啶的方法
![Process for stereoselective synthesis of 5-fluoro-1-(2R,5S)-[2-(hydroxymethyl)-1,3-oxathiolan-5-yl]cytosine](/docs/US/2014-06-10/US08748604B2/abs.jpg.600x600.jpg)
- Patent Title: Process for stereoselective synthesis of 5-fluoro-1-(2R,5S)-[2-(hydroxymethyl)-1,3-oxathiolan-5-yl]cytosine
- Patent Title (中): 立体选择性合成5-氟-1-（2R，5S） - [2-（羟甲基）-1,3-氧硫杂环戊烷-5-基]胞嘧啶的方法
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Application No.: US13582513Application Date: 2011-02-25
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Publication No.: US08748604B2Publication Date: 2014-06-10
- Inventor: Prakash Bhimaji Kshirsagar , Satish Manohar Bhoge , Santosh Richhariya , Kaptan Singh
- Applicant: Prakash Bhimaji Kshirsagar , Satish Manohar Bhoge , Santosh Richhariya , Kaptan Singh
- Applicant Address: IN New Delhi
- Assignee: Ranbaxy Laboratories Limited
- Current Assignee: Ranbaxy Laboratories Limited
- Current Assignee Address: IN New Delhi
- Priority: IN489/DEL/2010 20100304
- International Application: PCT/IB2011/050824 WO 20110225
- International Announcement: WO2011/107920 WO 20110909
- Main IPC: C07D239/22
- IPC: C07D239/22
![Process for stereoselective synthesis of 5-fluoro-1-(2R,5S)-[2-(hydroxymethyl)-1,3-oxathiolan-5-yl]cytosine](/abs-image/US/2014/06/10/US08748604B2/abs.jpg.150x150.jpg)
Abstract:
The present invention provides an improved process for stereoselective preparation of 5-fluoro-1-(2R,5S)-[2-(hydroxymethyl)-1,3-oxathiolan-5-yl]cytosine and pharmaceutically acceptable salts thereof.
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