Invention Grant
- Patent Title: Process for preparing pradofloxacin
- Patent Title (中): 制备普拉多沙星的方法
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Application No.: US12442680Application Date: 2007-10-07
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Publication No.: US08497377B2Publication Date: 2013-07-30
- Inventor: Thomas Adam , Ralf Wischnat , Klaus Weidemann
- Applicant: Thomas Adam , Ralf Wischnat , Klaus Weidemann
- Applicant Address: DE
- Assignee: Bayer Intellectual Property GmbH
- Current Assignee: Bayer Intellectual Property GmbH
- Current Assignee Address: DE
- Priority: DE102006049520 20061020
- International Application: PCT/EP2007/008687 WO 20071007
- International Announcement: WO2008/046532 WO 20080424
- Main IPC: C07D471/02
- IPC: C07D471/02
Abstract:
The invention relates to an improved process for preparing pradofloxacin, in which the substituent in the 7 position is introduced by nucleophilic substitution in an N-methylpyrrolidone-ethanol solvent mixture.
Public/Granted literature
- US20090318700A1 PROCESS FOR PREPARING PRADOFLOXACIN Public/Granted day:2009-12-24
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