申请人:Banyu Pharmaceutical Co., Ltd.
公开号:US05981573A1
公开(公告)日:1999-11-09
A compound represented by general formula (I) or a pharmaceutically acceptable salt or ester thereof: [wherein each of Ar.sup.1, Ar.sup.2, Ar.sup.3 and Ar.sup.4 is an aryl group or an aromatic heterocyclic group; A.sup.1 is a C.sub.2-6 chain hydrocarbon group or a group represented by --A.sup.1a --W.sup.1 --A.sup.1b -- (wherein W.sup.1 is an oxygen atom, a sulfur atom, an ethynylene group, a cyclopropylene group or a group represented by --NR.sup.W --; A.sup.2 is a C.sub.2-8 chain hydrocarbon group; each of X and Y is an oxygen atom, a sulfur atom, a carbonyl group or a group represented by --CHR.sup.a -- or by --NR.sup.b --, or X and Y together represent a vinylene group or an ethynylene group; each of R.sup.1, R.sup.2, R.sup.3, R.sup.7 and R.sup.8 is a hydrogen atom, a halogen atom, a hydroxyl group, a lower alkyl group, a lower alkenyl group or a lower alkoxy group; each of R.sup.4 and R.sup.5 is 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; and R.sup.6 is a lower alkyl group, provided that when one of X and Y is an oxygen atom, a sulfur atom or a group represented by --NR.sup.b --, the other is a carbonyl group or a group represented by --CHR.sup.a -- and an antitumor agent comprising it as an active ingredient.
通用式(I)表示的化合物或其药学上可接受的盐或酯:[其中Ar.sup.1、Ar.sup.2、Ar.sup.3和Ar.sup.4中的每一个是芳基或芳香杂环基;A.sup.1是C.sub.2-6链烃基或由--A.sup.1a--W.sup.1--A.sup.1b--表示的基团(其中W.sup.1是氧原子、硫原子、乙炔基、环丙基或由--NR.sup.W--表示的基团;A.sup.2是C.sub.2-8链烃基;X和Y中的每一个是氧原子、硫原子、羰基或由--CHR.sup.a--或由--NR.sup.b--表示的基团,或X和Y一起表示乙烯基或乙炔基;R.sup.1、R.sup.2、R.sup.3、R.sup.7和R.sup.8中的每一个是氢原子、卤素原子、羟基、低烷基、低烯基或低烷氧基;R.sup.4和R.sup.5中的每一个是氢原子、卤素原子、羟基、氨基、硝基、氰基、羧基、低烷氧羰基、氨基甲酰基、低烷基氨基甲酰基、低烷基、低羟基烷基、低氟烷基或低烷氧基;R.sup.6是低烷基基团,但当X和Y中的一个是氧原子、硫原子或由--NR.sup.b--表示的基团时,另一个是羰基或由--CHR.sup.a--表示的基团,以及包含其作为活性成分的抗肿瘤剂。