Novel alkoxy-thienopyrimidine derivatives of formula (I) wherein R1 and R2 have the meaning according to claim 1, are inhibitors of TGF-beta receptor I kinase, and can be employed, inter alia, for the treatment of tumors.
化合物公式(I)中R1和R2的含义如权利要求1所述,是TGF-beta受体I激酶的
抑制剂,可用于治疗肿瘤等疾病。