The present invention provides substituted 2-aminopyridines of formula I, wherein R1, A1, W, X, and Y are as defined in the specification, useful in treating cell proliferative disorders. The novel compounds of the present invention are potent inhibitors of cyclin-dependent kinases 4 (Cdk4).
本发明提供了式I的取代2-
氨基吡啶化合物,其中R1、A1、W、X和Y如规范中定义,适用于治疗细胞增殖性疾病。本发明的新化合物是cyclin依赖性激酶4 (Cdk4)的有效
抑制剂。