| abstract |
The invention is directed to novel pyrrolopyrimidine compounds of formula (1) wherein R 1 , R 2y , R 4 , R 8 -R 11 , A and L are defined herein and to salts, including pharmaceutically acceptable salts thereof. The compounds of the present invention are CDK4/6 inhibitors and could be useful in the treatment of diseases and disorders mediated by CDK4/6, such as cancer, including mantle cell lymphoma, liposarcoma, non small cell lung cancer, melanoma, squamous cell esophageal cancer and breast cancer. The invention is further directed to pharmaceutical compositions comprising a compound of the invention. The invention is still further directed to methods of inhibiting CDK4/6 activity and to the treatment of disorders associated therewith using a compound of the invention or a pharmaceutical composition comprising a compound of the invention. |