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:
Apr. 07, 1992
Filed:
May. 29, 1990
Tameo Iwasaki, Nishinomiya, JP;
Kazuhiko Kondo, Osaka, JP;
Yuzo Matsuoka, Toyonaka, JP;
Mamoru Matsumoto, Nara, JP;
Masaki Sugiura, Kawanishi, JP;
Tanabe Seiyaku Co., Ltd., Osaka, JP;
Abstract
Novel biphenyl derivatives of the formula: wherein R.sup.1 is a substituted or unsubstituted aminocarbonyl group, aminothiocarbonyl group, a substituted or unsubstituted lower alkoxycarbonyl group, cyano group, or a group of the formula: ##STR1## one or two of R.sup.2 to R.sup.7 are hydrogen atom, and the remaining groups are the same or different and are each a lower alkoxy group, a phenyl(lower)alkoxy group or hydroxy group, or the adjacent two groups thereof combine to form a lower alkylenedioxy group, and Alk.sup.1 is a lower alkylene group, or a pharmaceutically acceptable salt thereof, which are useful for the prophylaxis and treatment of hepatic diseases, and processes for preparing the same, and intermediates therefor.