申请人:Sawa Masaaki
公开号:US20100311965A1
公开(公告)日:2010-12-09
An object of the present invention is to provide compounds which are useful as protein kinase inhibitors.
Disclosed is a 2-aminoquinazoline derivative represented by the following formula (I):
wherein R
1
represents a lower alkyl group which may be substituted with a halogen atom, or a halogen atom; R
2
represents a hydrogen atom, a substituted or unsubstituted lower alkyl group, a halogen atom, a hydroxyl group, a substituted or unsubstituted lower alkoxy group, a substituted or unsubstituted amino group, a substituted or unsubstituted acylamino group, a carboxyl group, a lower alkoxycarbonyl group, a carbamoyl group, or a substituted or unsubstituted lower alkylureido group; and X, Y and Z each independently represents a hydrogen atom, a substituted or unsubstituted lower alkyl group, a halogen atom, a hydroxyl group, a carboxyl group, a lower alkoxycarbonyl group, a cyano group, a carbamoyl group, a substituted or unsubstituted lower alkoxy group, a substituted or unsubstituted amino group, a substituted or unsubstituted lower alkoxycarbonylamino group, a substituted or unsubstituted lower alkylaminocarbonyl group, a lower alkylsulfonylamino group, a substituted or unsubstituted lower alkylureido group, or a substituted or unsubstituted acylamino group, or X and Y may be combined to form a 5- to 6-membered ring forming a bicyclic fused ring, wherein the 5- to 6-membered ring may optionally have a substituent, provided that when X and Y are not combined to form a fused ring, R
2
represents a hydrogen atom and, when X and Y are combined to form a fused ring, a saturated or unsaturated, bicyclic alicyclic or heterocyclic fused ring can be formed.
本发明的目的是提供可用作蛋白激酶抑制剂的化合物。公开的是一种由以下式(I)表示的2-氨基喹唑啉衍生物:其中R1表示可以被卤素原子取代的低级烷基基团或卤素原子;R2表示氢原子、取代或未取代的低级烷基基团、卤素原子、羟基、取代或未取代的低级烷氧基团、取代或未取代的氨基、取代或未取代的酰胺基、羧基、低级烷氧羰基基团、氨基甲酰基基团、氰基、取代或未取代的低级烷氧羰胺基团、取代或未取代的低级烷基氨基甲酰基团、低级烷基磺酰氨基基团、取代或未取代的低级烷基脲基基团或取代或未取代的酰胺基;X、Y和Z各自独立地表示氢原子、取代或未取代的低级烷基基团、卤素原子、羟基、羧基、低级烷氧羰基基团、氰基、氨基甲酰基基团、取代或未取代的低级烷氧基团、取代或未取代的低级烷氧羰胺基团、取代或未取代的低级烷基氨基甲酰基团、低级烷基磺酰氨基基团、取代或未取代的低级烷基脲基基团或取代或未取代的酰胺基,或X和Y可以结合形成一个5-到6-成员环形成一个双环融合环,其中5-到6-成员环可以选择地具有取代基,但是当X和Y没有结合形成融合环时,R2表示氢原子;当X和Y结合形成融合环时,可以形成饱和或不饱和、双环融合脂环或杂环融合环。