Invention Grant
- Patent Title: Process for the resolution of (R,S)-nicotine
- Patent Title (中): 分解（R，S） - 烟碱的方法
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Application No.: US13081054Application Date: 2011-04-06
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Publication No.: US08378111B2Publication Date: 2013-02-19
- Inventor: Murali Krishna Prasad Divi , Gundu Rao Padakandla , Mysore Aswatha Narayana Rao , Hari Babu Katta
- Applicant: Murali Krishna Prasad Divi , Gundu Rao Padakandla , Mysore Aswatha Narayana Rao , Hari Babu Katta
- Applicant Address: IN
- Assignee: Divi's Laboratories, Ltd.
- Current Assignee: Divi's Laboratories, Ltd.
- Current Assignee Address: IN
- Agency: Ceasar, Rivise, Bernstein, Cohen & Pokotilow, Ltd.
- Priority: IN313/CHE/2011 20110202
- Main IPC: C07D401/04
- IPC: C07D401/04
Abstract:
(R,S)-Nicotine was resolved through diastereomeric salt formation using dibenzoyl-d-tartaric acid and dibenzoyl-l-tartaric acid to obtain enantiomerically pure (S)-nicotine and (R)-nicotine.
Public/Granted literature
- US20120197022A1 PROCESS FOR THE RESOLUTION OF (R,S)-NICOTINE Public/Granted day:2012-08-02
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