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:
Nov. 17, 1981
Filed:
Sep. 17, 1980
Applicant:
Inventor:
Allen S Katner, Indianapolis, IN (US);
Assignee:
Eli Lilly and Company, Indianapolis, IN (US);
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
C07D / ;
U.S. Cl.
CPC ...
544 90 ;
Abstract
Bicyclic 1-oxa-.beta.-lactam diacid antibiotics represented by the formula ##STR1## wherein R is phenyl, hydroxyphenyl, acetoxyphenyl, alkylphenyl, or halophenyl, thienyl or furyl; R.degree. is H or OCH.sub.3 ; and the pharmaceutically acceptable non-toxic salts thereof are broad spectrum antibiotics useful for controlling infections in man and animals. The compounds are prepared by reacting the corresponding 3-halomethyl diester with 1-cyanomethyl-1H-tetrazole -5-thiol followed by deesterification.