申请人:Cancer Research Technology Limited
公开号:EP4105219A1
公开(公告)日:2022-12-21
The present invention relates to compounds of formula I that function as inhibitors of RET (rearranged during transfection) kinase enzyme activity:
wherein HET, bonds a, b, c and d, X1, X2, X3, X4, R2, and R3 are each as defined herein. The present invention also relates to processes for the preparation of these compounds, to pharmaceutical compositions comprising them, and to their use in the treatment of proliferative disorders, such as cancer, as well as other diseases or conditions in which RET kinase activity is implicated.
本发明涉及作为 RET(转染过程中重排)激酶酶活性抑制剂的式 I 化合物:
其中HET、键a、b、c和d、X1、X2、X3、X4、R2和R3各自如本文所定义。本发明还涉及这些化合物的制备工艺、包含这些化合物的药物组合物,以及它们在治疗增殖性疾病(如癌症)和其他涉及 RET 激酶活性的疾病或病症中的用途。