| abstract |
The present invention belongs to the technical field of medicine, and particularly relates to a CDK kinase inhibitor represented by a general formula (I), a pharmaceutically acceptable salt of the CDK kinase inhibitor, an ester of the CDK kinase inhibitor, a solvate of the CDK kinase inhibitor and stereoisomers of the CDK kinase inhibitor, the pharmaceutically acceptable salt, the ester and the solvate, wherein R1, R2, R3, R4, R5 and n are defined in the specification. The present invention further relates to preparation methods of the compounds, pharmaceutical formulations containing the compounds, pharmaceutical compositions containing the compounds, and applications of the compound, the pharmaceutically acceptable salt, the ester, the solvate and the stereoisomers in preparation of treatment and/or preparation of CDK kinase-mediated cancer associated diseases. The formula (I) is defined in the specification. |