申请人:BANYU PHARMACEUTICAL CO., LTD.
公开号:EP0776884A1
公开(公告)日:1997-06-04
The present invention relates to a compound of the formula (I):
wherein Ar1, Ar2 and Ar3 represent an aryl group or a heteroaromatic ring group; A represents a hydrocarbon group which may be substituted; Q represents a group of the formula -(CH2)m- (m is an integer of from 1 to 6) or -(CH2)n-W-(CH2)p- (W is an oxygen atom, a sulfur atom, a vinylene group or an ethynylene group; n and p are a integer of from 0 to 3); R1 represents a hydrogen atom, a halogen atom, a hydroxyl group, a lower alkyl group, a lower alkoxy group, an aryl or heteroaromatic ring group which may be substituted; R2, R7 and R8 represent a hydrogen atom, a halogen atom, a hydroxyl group, a lower alkyl group or a lower alkoxy group; R3 and R4 represent a hydrogen atom, a halogen atom, a hydroxyl group, an amino group, a nitro group, a cyano group, a carboxyl group, a lower alkoxycarbonyl group, a carbamoyl group, a lower alkylcarbamoyl group, a lower alkyl group, a lower hydroxyalkyl group, a lower fluoroalkyl group or a lower alkoxy group; R5 represents a lower alkyl group; and R6 represents a hydrogen atom or a lower alkyl group, its pharmaceutically acceptable salt or ester, and an antitumor agent containing it as an active ingredient.
本发明涉及一种式 (I) 的化合物:
其中 Ar1、Ar2 和 Ar3 代表芳基或杂芳环基团;A 代表可被取代的烃基;Q 代表式-(
CH2)m-(m 为 1 至 6 的整数)或-( )n-W-( )p-(W 为氧原子、
硫原子、
乙烯基或
乙炔基;n 和 p 是 0 至 3 的整数); R1 代表氢原子、卤素原子、羟基、低级烷基、低级烷氧基、可被取代的芳基或杂芳环基团;R2、R7 和 R8 代表氢原子、卤素原子、羟基、低级烷基或低级烷氧基;R3 和 R4 代表氢原子、卤素原子、羟基、
氨基、硝基、
氰基、羧基、低级烷氧基羰基、
氨基甲酰基、低级烷基
氨基甲酰基、低级烷基、低级羟烷基、低级氟烷基或低级烷氧基;R5 代表低级烷基;以及 R6 代表氢原子或低级烷基、其药学上可接受的盐或酯,以及含有其作为活性成分的抗肿瘤剂。