A heterocyclic compound which is an inhibitor of FGFR4 (fibroblast growth factor receptor 4) is described. Specifically, 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, are described. The definition of each group in the formula (I) is as described in the specification. The compounds have 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, as described.
一种
杂环化合物,该化合物为FGFR4的
抑制剂。具体地,所述化合物如以下的式(I)所示,包括其存在的异构体(包括对映体或非对映体),或者所述化合物的药学上可接受的盐,前药,
氘代衍
生物,
水合物,溶剂合物。其定义如权利要求所述。所述化合物具有FGFR4抑制活性,可以用于预防或治疗与FGFR4活性或表达相关的疾病,同时也可用于与其它药物合用,用于治疗多种相关疾病。