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:
Oct. 03, 1989
Filed:
Nov. 24, 1987
Masayasu Kurono, Mie, JP;
Ryoichi Unno, Nagoya, JP;
Hiromoto Kimura, Kasugai, JP;
Mitsuru Oka, Kasugai, JP;
Keiko Hasegawa, Inazawa, JP;
Shinichi Ikeda, Kasugai, JP;
Noboru Kuboyama, Kasugai, JP;
Takashi Ito, Gifu, JP;
Kiichi Sawai, Funabashi, JP;
Shunshuke Ito, Hiroshima, JP;
Sanwa Kagaku Kenkyusho Co., Ltd., Nagoya, JP;
Abstract
A glycyrrhetic acid derivative of the formula ##STR1## wherein X and Y are hydrogen atom, respectively or X is oxygen atom together with Y, A.sub.1 is methylene or carbonyl radical, A.sub.2 is hydrogen atom, cyano, carbamoyl, carboxyl radical or alkoxycarbonyl group, m and n are an integer, respectively, R.sub.1 is a radical of ##STR2## in which R.sub.2 is an alkyl, alkenyl group, phenyl radical or a substituted phenyl radical, A.sub.3 is S, O or NH, and l is an integer, a process for the preparation of the derivatives, and use of the derivative as a pharmaceutical agent.