申请人:SHIONOGI & CO., LTD.
公开号:EP0924207A1
公开(公告)日:1999-06-23
The present invention provides a compound of the formula (I):
wherein R1, R2, R3 and R4 are each independently hydrogen, optionally substituted alkyl, hydroxy, optionally substituted alkoxy or the like, R5 is optionally substituted alkyl, optionally substituted aryl, optionally substituted heterocyclic or the like, R6 is hydrogen, optionally substituted alkyl or the like, R7 is hydrogen, optionally substituted alkyl, optionally substituted alkoxy, optionally substituted aryl, optionally substituted heterocyclic or the like, A is S or O and a broken line represents presence or absence of a bond,
pharmaceutically acceptable salt or hydrate thereof and a pharmaceutical composition or a pharmaceutical composition for use as an endothelin receptor antagonist, a peripheral circulation insufficiency-improving agent or a macrophage foam cell formation inhibitor comprising the compound.
本发明提供了式 (I) 的化合物:
其中 R1、R2、R3 和 R4 各自独立地是氢、任选取代的烷基、羟基、任选取代的烷氧基或类似物,R5 是任选取代的烷基、任选取代的芳基、任选取代的杂环或类似物,R6 是氢、任选取代的烷基或类似物,R7 是氢、任选取代的烷基、任选取代的烷氧基、任选取代的芳基、任选取代的杂环或类似物,A 是 S 或 O,断线表示存在或不存在键、
其药学上可接受的盐或水合物,以及包含该化合物的用作内皮素受体拮抗剂、外周循环不全改善剂或巨噬细胞泡沫形成抑制剂的药物组合物或药物组合物。