申请人:Pfizer Inc.
公开号:US20030212273A1
公开(公告)日:2003-11-13
A compound of the formula
1
wherein R
1
, R
2
and R
3
are as defined above, which are inhibitors of the enzyme protein tyrosine kinases such as Janus Kinase 3 and as such are useful therapy as immunosuppressive agents for organ transplants, lupus, multiple sclerosis, rheumatoid arthritis, psoriasis, Type I diabetes and complications from diabetes, cancer, asthma, atopic dermatitis, autoimmune thyroid disorders, ulcerative colitis, Crohn's disease, Alzheimer's disease, Leukemia and other autoimmune diseases.
化合物的公式为1,其中R1,R2和R3的定义如上所述,它们是蛋白酪氨酸激酶的抑制剂,例如Janus Kinase 3,并且作为免疫抑制剂用于器官移植,狼疮,多发性硬化症,类风湿性关节炎,牛皮癣,1型糖尿病和糖尿病并发症,癌症,哮喘,特应性皮炎,自身免疫性甲状腺疾病,溃疡性结肠炎,克罗恩病,阿尔茨海默病,白血病和其他自身免疫性疾病的有用治疗方法。