申请人:Banyu Pharmaceutical Co., Ltd.
公开号:US06017956A1
公开(公告)日:2000-01-25
The present invention relates to a compound of the formula (I): ##STR1## wherein Ar.sup.1, Ar.sup.2, Ar.sup.3 and Ar.sup.4 represent an aryl group or a heteroaromatic ring group; A represents a hydrocarbon group which may be substituted; X and Y represent an oxygen atom, a sulfur atom, a carbonyl group or a group of the formula --CHR.sup.a -- (wherein R.sup.a is a hydrogen atom or a lower alkyl group) or --NR.sup.b -- (wherein R.sup.b is a hydrogen atom or a lower alkyl group), or X and Y together represent a vinylene group or an ethynylene group; R.sup.1, R.sup.2, R.sup.3, R.sup.8 and R.sup.9 represent a hydrogen atom, a halogen atom, a hydroxyl group, a lower alkyl group or a lower alkoxy group; R.sup.4 and R.sup.5 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; R.sup.6 is a lower alkyl group; and R.sup.7 is a hydrogen atom or a lower alkyl group, provided that when one of X and Y is an oxygen atom, a sulfur atom or a group of the formula --NR.sup.b --, the other is a carbonyl group or a group of the formula --CHR.sup.a --, its pharmaceutically acceptable salt or ester, and an antitumor agent containing it as an active ingredient.
本发明涉及一种化合物,其化学式为(I):##STR1## 其中,Ar.sup.1,Ar.sup.2,Ar.sup.3和Ar.sup.4代表芳基或杂环芳基环;A代表一个可以被取代的碳氢基团;X和Y代表氧原子、硫原子、羰基基团或式--CHR.sup.a--(其中R.sup.a是氢原子或较低烷基基团)或式--NR.sup.b--(其中R.sup.b是氢原子或较低烷基基团)的基团,或X和Y在一起代表乙烯基团或乙炔基团;R.sup.1,R.sup.2,R.sup.3,R.sup.8和R.sup.9代表氢原子、卤原子、羟基、较低烷基或较低烷氧基;R.sup.4和R.sup.5代表氢原子、卤原子、羟基、氨基、硝基、氰基、羧基、较低烷氧羰基基团、氨基甲酰基、较低烷基氨基甲酰基、较低烷基基团、较低羟基烷基基团、较低氟代烷基基团或较低烷氧基;R.sup.6是较低烷基;R.sup.7是氢原子或较低烷基,但当X和Y中的一个是氧原子、硫原子或式--NR.sup.b--的基团时,另一个是羰基或式--CHR.sup.a--的基团时,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药物。