Pyrimido\x9b5,4-d!pyrimidines of the general formula ##STR1## which have an inhibitory effect on signal transduction mediated by tyrosine kinases, their use for the treatment of disorders, in particular of oncoses, and their preparation. Exemplary compounds are: 4-\x9b(3-Chloro-4-fluorophenyl)amino!-6-\x9b1-methyl-4-piperidinylamino!pyrimido\x9b 5,4-d!pyrimidine, and 4-\x9b(3-Chloro-4-fluorophenyl)amino!-6-\x9btrans-4-dimethyl-aminocycohexylamino! pyrimido\x9b5,4-d!pyrimidine.
通式为##STR1##的
嘧啶类化合物Pyrimido\x9b5,4-d!pyrimidines,具有对
酪氨酸激酶介导的
信号转导起抑制作用,可用于治疗疾病,特别是肿瘤疾病,并且可以制备。其中一些示例化合物包括:4-\x9b(3-
氯-4-
氟苯基)
氨基!-6-\x9b1-甲基-4-
哌啶基氨基!
嘧啶Pyrimido\x9b5,4-d!pyrimidine和4-\x9b(3-
氯-4-
氟苯基)
氨基!-6-\x9b反-4-
二甲氨基环己基
氨基!
嘧啶Pyrimido\x9b5,4-d!pyrimidine。