申请人:Boehringer Mannheim Italia S.p.A.
公开号:US05104895A1
公开(公告)日:1992-04-14
Compounds of formula I ##STR1## wherein R.sub.1 and R.sub.2, that can be the same or different, are hydrogen, alkyl, aryl, aralkyl groups or, if taken together, cycloalkyl groups; A is a carbon atom, a residue of 2,3-dioxybutandioic-2,4-dioxyphtalic acid or disubstituted malonic acid derivatives; n.sub.1 and n.sub.2 are selected in such a manner that the result of their addition is from 2 to 40; T.sub.1 and T.sub.2 that can be the same or different, are hydrogen, alkyl, benzyl, phenyl, acyl or cycloalkyl or a residue of formulae ##STR2## Compounds I are useful as anti-tumor agents in human therapy.
式I的化合物##STR1##其中R.sub.1和R.sub.2可以相同也可以不同,是氢、烷基、芳基、芳基烷基或者如果结合在一起则是环烷基;A是碳原子、2,3-二氧丁二酸-2,4-二氧苯甲酸的残基或者二取代马来酸衍生物;n.sub.1和n.sub.2被选取得使它们的加和结果在2到40之间;T.sub.1和T.sub.2可以相同也可以不同,是氢、烷基、苄基、苯基、酰基或者环烷基或者式##STR2##的残基。化合物I在人类治疗中作为抗肿瘤剂是有用的。