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. 23, 1983
Filed:
Dec. 17, 1981
Applicant:
Inventors:
Atsusuke Terada, Hiromachi, JP;
Eiichi Misaka, Hiromachi, JP;
Assignee:
Sankyo Company, Limited, Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C07C / ;
U.S. Cl.
CPC ...
562468 ; 560 57 ; 560 51 ; 562459 ; 564181 ; 424317 ;
Abstract
Compounds of formula (I): ##STR1## its salts, and resolved forms thereof, especially the compound of formula (II): ##STR2## and its salts are new analgesic and/or anti-inflammatory agents. The agents are prepared by resolution at the 2-position of a suitable starting material such as the compound (IV): ##STR3## or an optionally partly resolved form thereof, with subsequent reduction and optional resolution to give the trans form.