申请人:Thomas Andrew Peter
公开号:US06855719B1
公开(公告)日:2005-02-15
A compound of formula (I) wherein Ring A is imidazol[1,2a]pyrid-3-yl or pyrazolo[2,3a]pyrid-3-yl; R
2
is as defined within; m is 0-5; wherein the values of R
2
may be the same or different; R
1
is as defined within; n is 0 to 2, wherein the values of R
1
may be the same or different; Ring B is phenyl or phenyl fused to a C
5-7
cycloalkyl ring; R
3
is as defined within; p is 0-4; wherein the values of R
3
may be the same or different; R
4
is as defined within; q is 0-2; wherein the values of R
4
may be the same or different; and wherein p+q≦5; or a pharmaceutically acceptable salt or an in vivo hydrolyzable ester thereof is described. The use of compounds of formula (I) in the inhibition of cell cycle kinases CDK2, CDK4, and CDK6 are also described. Pharmaceutical compositions, methods and processes for preparation of compounds of formula (I) are detailed.
公式(I)的化合物,其中环A是咪唑[1,2a]吡啶-3-基或吡唑并[2,3a]吡啶-3-基;R2如定义所述;m为0-5;其中R2的值可以相同也可以不同;R1如定义所述;n为0到2,其中R1的值可以相同也可以不同;环B是苯基或苯基融合到C5-7环烷基环上;R3如定义所述;p为0-4;其中R3的值可以相同也可以不同;R4如定义所述;q为0-2;其中R4的值可以相同也可以不同;且p+q≤5;或其药学上可接受的盐或体内可水解的酯。还描述了使用公式(I)的化合物抑制细胞周期激酶CDK2,CDK4和CDK6的方法。详细说明了制备公式(I)化合物的制剂,方法和过程。