申请人:KYOWA HAKKO KOGYO CO., LTD.
公开号:EP0497201A1
公开(公告)日:1992-08-05
Disclosed is a tricyclic compound represented by the formula (I):
wherein each of R¹, R², R³ and R⁴ independently represents hydrogen, C1-6 alkyl, C1-6 alkoxy, C1-6 alkylthio, amino, C1-6 alkylamino, halogenated C1-6 alkyl, halogenated C1-6 alkoxy, halogen, nitro, cyano, carboxy, C1-6 alkoxycarbonyl, hydroxymethyl, CR⁹R¹⁰CO₂R¹¹ (wherein each of R⁹, R¹⁰ and R¹¹ independently represents hydrogen or C1-6 alkyl) or CONR¹²R¹³ (wherein each of R¹² and R¹³ independently represents hydrogen or C1-6 alkyl); R⁵ represents hydrogen or C1-6 alkyl; each of R⁶, R⁷ and R⁸ independently represents hydrogen, C1-6 alkyl, hydroxy, C1-6 alkoxy, C1-6 alkanoyloxy, C1-6 alkylthio, thiocyanato or halogen; X represents CH or N; Y¹-Y² represents CH₂-O, CH₂-S(O)n, (wherein n represents 0, 1, or 2), CH₂CH₂, CH=CH or CON(R¹⁴) (wherein R¹⁴ represents hydrogen or C1-6 alkyl) and Z represents oxygen or sulfur, or a pharmaceutically acceptable salt thereof. The compound possesses an acyl coenzyme A: cholesterol acyltransferase-inhibiting activity, and thus are expected to have preventive and therapeutic effects on hyperlipemia and arteriosclerosis.
本发明公开了一种由式 (I) 表示的三环化合物:
其中 R¹、R²、R³ 和 R⁴ 各自独立地代表氢、C1-6 烷基、C1-6 烷氧基、C1-6 烷硫基、氨基、C1-6 烷基氨基、卤代 C1-6 烷基、卤代 C1-6 烷氧基、卤素、硝基、氰基、羧基、C1-6 烷氧羰基羟甲基、CR⁹R¹⁰CO₂R¹¹(其中 R⁹、R¹⁰ 和 R¹¹ 各自独立地代表氢或 C1-6 烷基)或 CONR¹²R¹³(其中 R¹² 和 R¹³ 各自独立地代表氢或 C1-6 烷基);R⁵代表氢或 C1-6 烷基;R⁶、R⁷ 和 R⁸ 各自独立地代表氢、C1-6 烷基、羟基、C1-6 烷氧基、C1-6 烷酰氧基、C1-6 烷硫基、硫氰酸根或卤素;X 代表 CH 或 N;Y¹-Y² 代表 CH₂-O、CH₂-S(O)n(其中 n 代表 0、1 或 2)、CH₂CH₂、CH=CH 或 CON(R¹⁴)(其中 R¹⁴ 代表氢或 C1-6 烷基),Z 代表氧或硫,或其药学上可接受的盐。该化合物具有酰基辅酶 A:胆固醇酰基转移酶抑制活性,因此有望对高脂血症和动脉硬化具有预防和治疗作用。