The present invention relates to phthalimide carboxylic acid derivatives of formula (I), methods for their preparation, pharmaceutical compositions containing them and their use in medicine, specifically in the treatment of cancer. (I), wherein X is O or S; R
1
is a phthalimide carboxylic acid group of formula (II). R is hydrogen, C
1
-C
6
alkyl, aryl or C
1
-C
3
alkylaryl and R
2
, R
3
and R
4
represent various substituents.
本发明涉及公式(I)的邻苯二甲
酰亚胺羧酸衍
生物,其制备方法,包含它们的制药组合物以及它们在医学上的用途,特别是在癌症治疗中。其中,X为O或S;R1是公式(II)的邻苯二甲
酰亚胺羧酸基团。R为氢,C1-C6烷基,芳基或C1-C3烷基芳基,而R2,R3和R4代表各种取代基。