Distamycin derivatives, process for preparing them, and their use as antitumor and antiviral agents
申请人:Pharmacia & Upjohn S.p.A.
公开号:US06177408B1
公开(公告)日:2001-01-23
A compound which is a distamycin derivative of formula (I), wherein n is 2, 3 or 4; R0is C1-C4 alkyl or C1-C3 haloalkyl; R1 and R2, which may be the same or different, are each hydrogen, C1-C4 alkyl optionally substituted by one or more fluorine atoms, or C1-C4 alkoxy; X is a halogen atom; B is selected from (A, B, C, D, E, F, G, H, I, J and K); wherein R3, R4, R5, R6, R7, R8, and R9, which may be the same or different, are each hydrogen or C1-C4 alkyl, and m is 0, 1, or 2; or a pharmaceutically acceptable salt thereof. Such compounds are useful as antineoplastic and antiviral agents.
化合物是公式(I)的蒂斯霉素衍生物,其中n为2、3或4;R0为C1-C4烷基或C1-C3卤代烷基;R1和R2,可以相同也可以不同,分别为氢、C1-C4烷基,可选地取代一个或多个氟原子,或C1-C4烷氧基;X为卤素原子;B从(A、B、C、D、E、F、G、H、I、J和K)中选择;其中R3、R4、R5、R6、R7、R8和R9,可以相同也可以不同,分别为氢或C1-C4烷基,m为0、1或2;或其药学上可接受的盐。这些化合物可用作抗肿瘤和抗病毒剂。