The present invention provides a heterocyclic compound which is an inhibitor of FGFR4 (fibroblast growth factor receptor 4). Specifically, the present invention provides a compound represented by the following formula (I), including an isomer (enantiomer or diastereomer) which may be present, or a pharmaceutically acceptable salt thereof, prodrugs, deuterated derivatives, hydrates, solvates.The definition of each group in the formula (I) is as described in the specification. The compounds of the present invention has FGFR4 inhibitory activity and can be used for the prevention or treatment of diseases associated with FGFR4 activity or expression, and can also be used in combination with other drugs for the treatment of various related diseases.
本发明提供了一种
杂环化合物,它是 FGFR4(成纤维细胞生长因子受体 4)的
抑制剂。具体而言,本发明提供了由下式(I)代表的化合物,包括可能存在的异构体(对映体或非对映异构体),或其药学上可接受的盐、原药、
氘代衍
生物、
水合物、溶液。式(I)中各基团的定义如说明书所述。本发明化合物具有 FGFR4 抑制活性,可用于预防或治疗与 FGFR4 活性或表达相关的疾病,也可与其他药物联合用于治疗各种相关疾病。