申请人:KYOWA HAKKO KOGYO CO., LTD.
公开号:EP1847532A1
公开(公告)日:2007-10-24
The present invention provides a type I insulin-like growth factor receptor (IGF-1R) inhibitor comprising, as an active ingredient, an indazole derivative represented by Formula (I):
wherein R1 represents -NR4R5 [wherein R4 represents a hydrogen atom or the like, R5 represents substituted or unsubstituted lower alkyl, -C(=O)R6 (wherein R6 represents substituted or unsubstituted lower alkyl, substituted or unsubstituted aryl or the like), or the like], or the like, and R2 and R3 may be the same or different and each represents a hydrogen atom, hydroxy, substituted or unsubstituted lower alkoxy, or the like} or a pharmaceutically acceptable salt thereof, and the like.
本发明提供了一种 I 型胰岛素样生长因子受体(IGF-1R)抑制剂,其活性成分包括由式(I)表示的吲唑衍生物:
其中R1代表-NR4R5[其中R4代表氢原子或类似物,R5代表取代或未取代的低级烷基、-C(=O)R6(其中R6代表取代或未取代的低级烷基、取代或未取代的芳基或类似物)]或类似物,R2和R3可以相同或不同,各自代表氢原子、羟基、取代或未取代的低级烷氧基或类似物}或其药学上可接受的盐等。