申请人:Sumitomo Chemical Company, Limited
公开号:US04410696A1
公开(公告)日:1983-10-18
There are provided compounds of the formula: ##STR1## wherein R is a mono-substituted benzoyl group wherein the substituent is a phenyl group, an alkanoyl group, a formyl group, a halogeno-alkyl group, an aralkyloxy group, a phenoxy group, an alkoxycarbonyl group, an aralkyloxycarbonyl group, an alkanoyloxy group, a benzoyl group, a carboxyl group, a hydroxy group, a group of the formula: ##STR2## (wherein X.sub.1 and X.sub.2 are a hydrogen atom or a lower alkyl group), an aralkyloxycarbonylamino group, a lower alkoxycarbonylamino group, a carboxyamino group or a carbamoyl group; a cinnamoyl group which may be substituted at the .alpha. position or the phenyl ring with an alkyl group, an alkoxy group, an aryl group, a nitro group, a methylenedioxy group, a formyl group, a halogeno-alkyl group, a halogen atom, a hydroxy group, a carboxyl group, an amino group or a cyano group; or a benzoyl group substituted with from two to five of the same or different substituents selected from the group consisting of alkyl groups, alkoxy groups, aralkyloxy groups, nitro group, halogen atoms, hydroxy group, alkanoyloxy groups, formyl group, carboxyl group, alkylthio groups, alkylsulfonyl groups, groups of the formula: ##STR3## (wherein X.sub.1 and X.sub.2 are a hydrogen atom or a lower alkyl group), sulfo group and sulfamoyl group; or its non-toxic salt, and a process for producing them. The compounds are useful as antitumor agents and immunosuppressants.
提供的化合物具有以下结构式:其中R是一个单取代苯甲酰基团,其中取代基是苯基、烷酰基、甲酰基、卤代烷基、芳基氧基、苯氧基、烷氧羰基、芳基氧羰基、烷酰氧基、苯甲酰基、羧基、羟基、下述结构式的基团:(其中X₁和X₂是氢原子或低碳基)、芳基氧羰胺基团、低碳氧羰胺基团、羧胺基团或氨基甲酰基团;可在α位或苯环上用烷基、烷氧基、芳基、硝基、亚甲二氧基、甲酰基、卤代烷基、卤原子、羟基、羧基、氨基或氰基取代的肉桂酰基;或用从两个到五个相同或不同的取代基选自烷基、烷氧基、芳基氧基、硝基、卤原子、羟基、烷酰氧基、甲酰基、羧基、烷硫基、烷磺基、下述结构式的基团:(其中X₁和X₂是氢原子或低碳基)、磺基和磺胺基取代的苯甲酰基;或其无毒盐,以及生产它们的方法。这些化合物可用作抗肿瘤剂和免疫抑制剂。