C - Chemistry – Metallurgy – 07 – D
Patent
C - Chemistry, Metallurgy
07
D
167/242, 167/245
C07D 493/04 (2006.01) A61K 31/365 (2006.01) C07D 495/04 (2006.01)
Patent
CA 2010992
ABSTRACT The present invention is directed to a novel biphenyl derivative of the formula: Image wherein Ring A is a substituted or unsubstituted sulfur-containing or oxygen-containing heteromonocyclic ring; Ring B is a ring of the formula: Image or Image each of R1 to R3 is a hydrogen atom, a halogen atom or a lower alkoxy group, or R1 is a hydrogen atom, and R2 and R3 are combined together to form a lower alkylenedioxy group; R4 is a lower alkyl group which may have a substituent selected from a lower alkoxy group and a lower alkoxycarbonyl group; Y is a methylene group or a carbonyl group, and a pharmaceutically acceptable salt thereof. Said derivatives and pharmaceutically acceptable salts thereof are useful as a therapeutic or prophylactic agent for hepatic diseases.
Iwasaki Tameo
Kitamura Kazuyuki
Matsumoto Mamoru
Matsuoka Yuzo
Sugiura Masaki
Kirby Eades Gale Baker
Tanabe Seiyaku Co. Ltd.
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