There are provided compounds of general formula (1)
(wherein R1 is a hydrogen atom or a methyl group; R2 is a hydrogen or halogen atom or a methyl group; and one of R3 and R4 is a hydrogen atom and the other is a group -NR5R6 [where R5 is a hydrogen atom and R5 is a group -COCH2NR7R8 (wherein R7 and R8, which may be the same or different, each represents a hydrogen atom or a C3.7 cycloalkyl group or a Cl.4 alkyl group optionally substituted by a hydroxyl or benzoyloxy group, or -NR7R8 forms a saturated heterocyclic amino group which has 5-7 ring members and optionally contains in the ring an oxygen or sulphur atom or a group -NH-or -N(R)-where R is a C1-4 alkyl group optionally substituted by a hydroxyl group) or R6 is a group -COCH2NH(CH2)nNR7R8 (where n is an integer from 2 to 5 inclusive and R7, R8 and -NR7R8 are as defined above) or R6 is a group -N=CR9R10-(where R9 is a hydrogen atom or a C1-4 alkyl group and R10 is a C1-4 alkyl group optionally substituted by a group -NR7R8 and R7, R8 and -NR7R8 are as defined above) or R5 is a hydrogen atom or an acyl group and
R6 is a group -(CH2)nNR7R8 (where n, R7, R8 and -NR7R8 are as defined above)]) and salts thereof. The compounds exhibit anti-cancer activity.
提供了通式(1)的化合物
(其中 R1 是氢原子或甲基;R2 是氢原子或卤素原子或甲基;R3 和 R4 中的一个是氢原子,另一个是基团 -NR5R6 [其中 R5 是氢原子,R5 是基团 -CO NR7R8 (其中 R7 和 R8 可以相同或不同,各自代表氢原子或 C3.7 环烷基或被羟基或苯甲酰氧基任选取代的 Cl.4烷基,其中 R 是可被羟基或苯甲酰氧基取代的 C1-4 烷基)或 R6 是基团 -CO NH(
CH2)nNR7R8(其中 n 是 2 至 5 的整数,R7、R8和-NR7R8如上定义)或 R6是基团-N=CR9R10-(其中 R9是氢原子或C1-4烷基,R10是任选被基团-NR7R8取代的C1-4烷基,R7、R8和-NR7R8如上定义)或 R5是氢原子或酰基,R6是基团-( )nNR7R8。
R6是基团-( )nNR7R8(其中n、R7、R8和-NR7R8如上定义)])及其盐。这些化合物具有抗癌活性。