申请人:Takeda Pharmaceutical Company Limited
公开号:EP2256115A1
公开(公告)日:2010-12-01
A compound represented by the formula (I):
wherein R1 is an oxo group, =N-R or the like; a group represented by the formula:
is a group represented by the formula:
R2 is a group represented by the formula:
R3 and R4 are each H, or C1-C6 alkyl, C3-C6 cycloalkyl, C1-C6 alkoxy, C1-C6 alkylamino, di(C1-C6)alkylamino or C1-C6 alkylthio, each of which is optionally substituted; and R5 is H, or C1-C6 alkyl, C2-C6 alkenyl, cyclic group, each of which is optionally substituted, -CO-R8 or -O-R8', or a salt thereof. The compound of the present invention is useful as a drug for the prophylaxis or treatment of circulatory diseases, metabolic diseases and/or central nervous system diseases.
式 (I) 所代表的化合物:
其中 R1 是氧代基团、=N-R 或类似基团;由式(I)代表的基团:
是由式(I)代表的基团
R2 是由式......表示的基团:
R3和R4各自为H,或C1-C6烷基、C3-C6环烷基、C1-C6烷氧基、C1-C6烷基氨基、二(C1-C6)烷基氨基或C1-C6烷硫基,其中每个基团任选被取代;R5为H,或C1-C6烷基、C2-C6烯基、环状基团,其中每个基团任选被取代,-CO-R8或-O-R8',或其盐。本发明的化合物可用作预防或治疗循环系统疾病、代谢疾病和/或中枢神经系统疾病的药物。