The present invention relates to a heterocyclic-substituted pyridinopyrimidinone derivative and the use thereof as a therapeutically effective cyclin-dependent kinase (CDK) inhibitor. In particular, the present invention relates to the use of a new heterocyclic-substitute pyridinopyrimidinone derivative as shown in formula (I) and a pharmaceutical composition thereof as a selective CDK4/6 inhibitor in preventing or treating diseases related to CDK4/6.
本发明涉及一种杂环取代的
吡啶嘧啶酮衍
生物及其作为治疗有效的细胞周期蛋白依赖性激酶(CDK)
抑制剂的用途。特别是,本发明涉及如式(I)所示的一种新的杂环取代的
吡啶嘧啶酮衍
生物及其药物组合物作为选择性 CDK4/6
抑制剂在预防或治疗与 CDK4/6 有关的疾病中的用途。