申请人:Kurata Hitoshi
公开号:US20070275968A1
公开(公告)日:2007-11-29
The present invention relates to a biaryl derivative or a pharmacologically acceptable salt thereof having an excellent collagen-synthesis inhibition activity. A biaryl derivative having a structure represented by the following General Formula (I) or a pharmacologically acceptable salt thereof:
wherein
R
1
represents a C
6
-C
10
aryl group which is substituted with one to three group(s) each independently selected from the group consisting of a group defined by formula R-L-, a di-(C
1
-C
6
alkyl)amino group, a di-(C
1
-C
6
alkyl)aminosulfonyl group, a hydroxyaminocarbonyl group, and a halogen atom, and so on; R represents a C
1
-C
6
alkyl group, and so on; L represents a sulfonyl group, an aminosulfonyl group, or a sulfonylamino group, and so on; R
2
represents a hydrogen atom, and so on; A represents a group defined by formula (II), (III), or (IV); R
3
represents a C
1
-C
6
alkyl group, and so on; and R
4
represents a C
1
-C
6
alkyl group, and so on.
本发明涉及一种具有优异的胶原合成抑制活性的双芳基衍生物或其药学上可接受的盐。一种具有以下通式(I)所表示的结构或其药学上可接受的盐的双芳基衍生物:其中,R1代表一个C6-C10芳基基团,该基团被一个或三个独立选择的基团所取代,所述基团由公式R-L-、二(C1-C6烷基)氨基基团、二(C1-C6烷基)氨基磺酰基团、羟胺基甲酰基团、卤素原子等组成;R代表C1-C6烷基基团等;L代表磺酰基、氨基磺酰基或磺酰胺基等基团;R2代表氢原子等;A代表由公式(II)、(III)或(IV)所定义的基团;R3代表C1-C6烷基基团等;R4代表C1-C6烷基基团等。