[EN] HETEROCYCLIC COMPOUNDS AS RET KINASE INHIBITORS<br/>[FR] COMPOSÉS HÉTÉROCYCLIQUES À UTILISER EN TANT QU'INHIBITEURS DE KINASES RET
申请人:CANCER RES TECH LTD
公开号:WO2017178845A1
公开(公告)日:2017-10-19
The present invention relates to compounds of formula I that function as inhibitors of RET (rearranged during transfection) kinase enzyme activity: wherein HET, X1, X2, X3, X4, integer a 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(重排基因转位)激酶酶活性抑制剂的I式化合物:其中HET、X1、X2、X3、X4、整数a和R3各自如本文所定义。本发明还涉及制备这些化合物的方法,包括它们的药物组合物,以及它们在治疗增殖性疾病(如癌症)以及其他涉及RET激酶活性的疾病或病况中的用途。