3-(4-aminophenyl)-2-furancarboxylic acid derivative and pharmaceutically acceptable salt thereof
申请人:Fujii Akihito
公开号:US08883824B2
公开(公告)日:2014-11-11
Disclosed is a compound represented by Formula (I) or a pharmaceutically acceptable salt thereof:
wherein R1 is
1: a C3-8 cycloalkyl C1-4 alkyl group,
2: a C7-14 aralkyl group, in which the aryl moiety thereof is optionally substituted with the same or different 1 to 3 groups selected from the group consisting of:
(a) halogen,
(b) C1-4 alkyl, which is optionally substituted with 1 to 3 fluorine atoms,
(c) C1-4 alkoxy, which is optionally substituted with 1 to 3 fluorine atoms, and
(d) C1-4 alkylcarbonyl, which is optionally substituted with C1-4 alkoxy,
3: a five-to ten-membered heteroaryl-C1-4 alkyl group, in which the heteroaryl moiety thereof is optionally substituted with the same or different 1 to 3 groups selected from the group consisting of:
(a) halogen, and
(b) C1-4 alkyl, or
4: a C6-10 aryl C2-6 alkenyl group; and
R2 is a cyano group or a nitro group.
本发明涉及一种由式(I)表示的化合物或其药学上可接受的盐:其中R1为1:C3-8环烷基C1-4烷基基团,2:C7-14芳基烷基基团,其中其芳基基团可选择地被同一或不同的1至3个基团取代,所述基团选自下列基团组成的群:(a)卤素,(b)C1-4烷基,其可选择地被1至3个氟原子取代,(c)C1-4烷氧基,其可选择地被1至3个氟原子取代,以及(d)C1-4烷基羰基,其可选择地被C1-4烷氧基取代,3:五元至十元杂环芳基-C1-4烷基基团,其中其杂环芳基基团可选择地被同一或不同的1至3个基团取代,所述基团选自下列基团组成的群:(a)卤素和(b)C1-4烷基,或4:C6-10芳基C2-6烯基基团;以及R2为氰基或硝基基团。