| abstract |
Disclosed is a compound useful as an inhibitor of protein kinase. The present invention relates to compounds that are useful as inhibitors of protein kinases, particularly JAK family kinases. The present invention also provides pharmaceutically acceptable compositions comprising the compounds and methods of using the compositions in the treatment of various diseases, conditions or disorders. These compounds, and pharmaceutically acceptable compositions thereof, may vary, including proliferative disorders, heart disorders, neurodegenerative disorders, autoimmune disorders, conditions related to organ transplantation, inflammatory disorders, or immune-mediated disorders in patients. Useful to treat or reduce the severity of the disorder. [Selection figure] None |