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:
Aug. 19, 1980
Filed:
Apr. 23, 1979
Applicant:
Inventors:
Takashi Kamiya, Suita, JP;
Tsutomu Teraji, Toyonaka, JP;
Masashi Hashimoto, Toyonaka, JP;
Osamu Nakaguti, Osaka, JP;
Teruo Oku, Kyoto, JP;
Assignee:
Fujisawa Pharmaceutical Company, Limited, Osaka, JP;
Primary Examiner:
Int. Cl.
CPC ...
C07D / ;
U.S. Cl.
CPC ...
2602 / ; 544 16 ; 424246 ; 424271 ; 2602391 ; 2602 / ; 546198 ;
Abstract
A compound of the general formula: ##STR1## wherein R.sup.1 is amino or a conventional, pharmaceutically acceptable acylamino, R.sup.2 is carboxy or a conventionally protected carboxy, X is --S-- or ##STR2## R.sup.3 is lower alkyl and Y' is a residue of a strong nucleophile selected from the group consisting of azido, thiocyanato, lower alkyanoylthio and piperidinothiocarbonylthio.