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:
Jul. 28, 1992
Filed:
Jul. 09, 1990
Applicant:
Inventors:
Assignee:
Shionogi & Co., Ltd., Osaka, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C07D / ; A61K / ;
U.S. Cl.
CPC ...
514206 ; 540221 ; 540227 ; 540301 ; 514201 ;
Abstract
An antibacterial 3-vic-dihydroxyaroylmethylpyridiniothiomethyl cephalosporin (I) and its salts represented by the following formula: ##STR1## (wherein, R.sup.1 is amino group or acylamino; R.sup.2 is hydrogen or methoxy; R.sup.3 is hydrogen atom or substituent; R.sup.4 is vic-dihydroxyaryl; R.sup.5 is straight or branched lower alkylene; R.sup.6 is hydrogen, a carboxy-protecting group or combined with Y a negative charge; X is --O--, --S-- or sulfinyl; and Y is a counter-ion of pyridinio or combined with R.sup.6 a negative charge), a disinfecting and treating method of bacterial infection using it, and synthetic methods thereof are provided.