申请人:Kashima Hajime
公开号:US20110039845A1
公开(公告)日:2011-02-17
A 2-aminoquinazoline derivative represented by formula (I) wherein R
1
represents a hydrogen atom, or the like, R
2
represents a hydrogen atom, R
3
represents formula (II) [wherein A
1
represents formula (III), or the like, R
8
represents lower alkyl, or the like, and R
9
represents optionally substituted aryl, or the like], R
4
represents hydroxy, or the like, and R
5
represents optionally substituted aryl, or the like}, or a pharmaceutically acceptable salt thereof is provided.
提供一种由公式(I)表示的2-氨基喹唑啉衍生物其中,R1代表氢原子或类似物,R2代表氢原子,R3代表公式(II)[其中,A1代表公式(III)或类似物,R8代表较低的烷基或类似物,R9代表可选取代的芳基或类似物],R4代表羟基或类似物,R5代表可选取代的芳基或类似物},或其药学上可接受的盐。