申请人:Zhu Bing-Yan
公开号:US20120225855A1
公开(公告)日:2012-09-06
A compound of Formula I, enantiomers, diasteriomers, tautomers or pharmaceutically acceptable salts thereof, wherein R
1
, R
2
, R
3
, R
4
and R
5
are defined herein, are useful as JAK kinase inhibitors. A pharmaceutical composition that includes a compound of Formula I and a pharmaceutically acceptable carrier, adjuvant or vehicle, and methods of treating or lessening the severity of a disease or condition responsive to the inhibition of JAK kinase activity in a patient are disclosed.
公式I的化合物、对映体、非对映异构体、互变异构体或其医药上可接受的盐,其中R1、R2、R3、R4和R5的定义如本文所述,可用作JAK激酶抑制剂。本发明还涉及一种包括公式I化合物和医药上可接受的载体、辅料或载体的制药组合物,以及用于治疗或减轻患者对JAK激酶活性抑制的疾病或症状的方法。