The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Jan. 17, 2006
Filed:
Oct. 14, 2002
Applicants:
Hyun-lk Shin, Daejeon, KR;
Bo-seung Choi, Daejeon, KR;
Sang-chul Choi, Daejeon, KR;
Inventors:
Assignee:
LG Life Sciences Ltd., Seoul, KR;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C07C 67/36 (2006.01); C07D 211/70 (2006.01); C07D 211/72 (2006.01);
U.S. Cl.
CPC ...
Abstract
The present invention relates to a new process for preparing beta-ketoester compound of the following formula (1), which is a useful intermediate for the synthesis of such quinoline antibiotics as Ciprofloxacin, Levofloxacin, Gemifloxacin, Trovafloxacin, etc. The quinoline antibiotics obtained from the above compound of formula (1) show potent antibacterial activity, and so are advantageously used as a therapeutic agent for bacterial infections of humans or animals.
Shin, Hyun-lk. (2006). Process for preparing beta-ketoester compound (U.S. Patent No. 6987199). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/6987199
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile