4-Amino-5-cyano-2-anilino-pyrimidine derivatives and their use as inhibitors of cell-cycle kinases
申请人:——
公开号:US20030087923A1
公开(公告)日:2003-05-08
Compounds of formula (I) wherein: R
1
is halo, nitro, cyano, hydroxy, amino, carboxy, carbamoyl, mercapto, C
1-6
alkyl, C
2-6
alkenyl or C
2-6
alkynyl; p is 0-4; wherein the values of R
1
may be the same or different; R
2
is sulphamoyl or a group B—E—; wherein B is optionally substituted as defined within and is selected from C
1-6
alkyl, C
2-6
alkenyl, C
2-6
alkynyl, C
3-8
cycloalkyl, C
1-6
alkyl, phenyl, a heterocyclic group, phenylC
1-6
alkyl or (heterocyclic group)C
1-6
alkyl; E is C(O)—, N(R
a
)C(O)—, —C(O)N(R
a
)—, —S(O)
r
—, —SO
2
N(R
a
)— or —N(R
a
)SO
2
—; wherein R
a
is hydrogen or C
1-6
alkyl optionally substituted as defined within and r is 1-2; q is 0-2; wherein the values of R
2
may be the same or different; and wherein p+q=1-5; or a pharmaceutically acceptable salt or an in vivo hydrolysable ester thereof are described. Processes for their manufacture and their use as inhibitors of cell cycle kinases, particularly CDK2, CDK4 and/or CDK6 are also described.
式(I)的化合物,其中:R1为卤素、硝基、氰基、羟基、氨基、羧基、氨基甲酰基、巯基、C1-6烷基、C2-6烯基或C2-6炔基;p为0-4;其中R1的值可以相同也可以不同;R2为磺胺基或B—E—基团;其中B如下定义并且可选择性取代,并选自C1-6烷基、C2-6烯基、C2-6炔基、C3-8环烷基、C1-6烷基、苯基、杂环基、苯基C1-6烷基或(杂环基)C1-6烷基;E为C(O)—、N(Ra)C(O)—、—C(O)N(Ra)—、—S(O)r—、—SO2N(Ra)—或—N(Ra)SO2—;其中Ra为氢或C1-6烷基,可选择性取代,并且r为1-2;q为0-2;其中R2的值可以相同也可以不同;且p+q=1-5;或其药学上可接受的盐或体内可水解酯。还描述了它们的制备方法以及作为细胞周期激酶抑制剂的用途,特别是CDK2、CDK4和/或CDK6。