PIPERAZINE AMIDE DERIVATIVE, PREPARATION METHOD THEREFOR, AND USE THEREOF IN MEDICINE
申请人:Zhejiang Hisun Pharmaceutical Co., Ltd.
公开号:EP3954680A1
公开(公告)日:2022-02-16
The present invention relates to a piperazine amide derivative as represented by formula (I) or a pharmaceutically acceptable salt thereof, and a pharmaceutical composition thereof, and use of same as a therapeutic agent, especially as a selective Rearranged During Transfection (RET) kinase inhibitor. Ring a, ring e, X1, X2, X3, X4, R1, R2, R3, R4, R4', R5, R5', R6, R6', R7, R7', R8, m, and n have the same definitions as those in the specification.
该发明涉及一种由化学式(I)表示的哌嗪酰胺衍生物或其药用盐,以及其药物组合物,以及将其用作治疗剂,特别是作为选择性重排基因转录期间(RET)激酶抑制剂的用途。环a、环e、X1、X2、X3、X4、R1、R2、R3、R4、R4'、R5、R5'、R6、R6'、R7、R7'、R8、m和n的定义与说明书中的相同。