Invention Grant
- Patent Title: Antibacterial optically pure benzoquinolizine carboxylic acids, processes, compositions and methods of treatment
- Patent Title (中): 抗菌光学纯苯喹啉羧酸，方法，组合物和治疗方法
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Application No.: US09566875Application Date: 2000-05-08
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Publication No.: US07247642B2Publication Date: 2007-07-24
- Inventor: Mahesh Vithalbhai Patel , Shivkumar Agarwal , Sreenivas Kandepu , Nitin Shetty , Dilip Jatashankar Upadhyay , Nishith Chandra Chaturvedi , Abraham Thomas , Noel John De Souza , Habil Fakhruddin Khorakiwala
- Applicant: Mahesh Vithalbhai Patel , Shivkumar Agarwal , Sreenivas Kandepu , Nitin Shetty , Dilip Jatashankar Upadhyay , Nishith Chandra Chaturvedi , Abraham Thomas , Noel John De Souza , Habil Fakhruddin Khorakiwala
- Applicant Address: IN Mumbai
- Assignee: Wockhardt Limited
- Current Assignee: Wockhardt Limited
- Current Assignee Address: IN Mumbai
- Agency: Ladas and Parry LLP
- Priority: WOPCT/IN99/00016 19990507
- Main IPC: A61K31/4375
- IPC: A61K31/4375 ; C07D487/12
Abstract:
The present invention relates to optically pure S-(−)-benzoquinolizine carboxylic acids, their derivatives, salts, pseudopolymorphs, polymorphs and hydrates thereof, substantially free of their R-(+)-isomers, to processes for preparation of the optically pure S-(−)-benzoquinolizine carboxylic acids, their derivatives, salts, pseudopolymorphs, polymorphs and hydrates thereof substantially free of their R-(+)-isomers, and to pharmaceutical compositions comprising the S(−)-benzoquinolizine carboxylic acids, their derivatives, salts, pseudopolymorphs, polymorphs and hydrates thereof.
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