申请人:Nanjing TransThera Biosciences Co. Ltd.
公开号:US20190209564A1
公开(公告)日:2019-07-11
Provided are an irreversible inhibitor of a fibroblast growth factor receptor (FGFR) as indicated by formula I, a pharmaceutically acceptable salt, a stereoisomer, a pharmaceutical preparation, a pharmaceutical composition and an application thereof. R
1
, R
2
, R
3
, R
4
, ring A, Ar, ring B and warhead are as defined in the specification. The compound has high-efficiency and high-selectivity inhibition of a fibroblast growth factor receptor and can be applied to treatment of abnormal FGF/FGFR-mediated diseases, in particular the treatment of cancers.
提供了一种不可逆的成纤维细胞生长因子受体(FGFR)抑制剂,如式I所示,以及其药学上可接受的盐、立体异构体、药物制剂、药物组合物及其应用。R1、R2、R3、R4、环A、Ar、环B和弹头如说明书中所定义。该化合物对成纤维细胞生长因子受体具有高效和高选择性的抑制作用,可用于治疗异常FGF/FGFR介导的疾病,特别是癌症的治疗。