申请人:Nippon Shinyaku Co., Ltd.
公开号:EP1156045A1
公开(公告)日:2001-11-21
The present invention is composed of an amide derivative represented by the following formula [1] or pharmaceutically acceptable salt thereof:
wherein R1 and R2 may be the same or different and each is hydrogen, alkyl which may be substituted, acyl, aryl which may be substituted, or an aromatic heterocyclic group which may be substituted; R3, R4, R5, and R6 may be the same or different and each is hydrogen, halogen, hydroxy, amino which may be substituted, alkyl which may be substituted, alkoxy, or nitro and the like; and R7 represents cyclic amino which may be substituted or azabicycloalkylamino which may be substituted, and a pharmaceutical composition which comprises it as an active ingredient.
The compound of the invention is useful as an inhibitor of TGF-β production or an antagonist of TGF-β.
本发明由下式[1]代表的酰胺衍生物或其药学上可接受的盐组成:
其中R1和R2可以相同或不同,各自为氢、可被取代的烷基、酰基、可被取代的芳基或可被取代的芳杂环基团;R3、R4、R5和R6可以相同或不同,各自为氢、卤素、羟基、可被取代的氨基、可被取代的烷基、烷氧基或硝基等;R7代表可被取代的环氨基或可被取代的氮杂环烷基氨基,以及将其作为活性成分的药物组合物。
本发明的化合物可用作 TGF-β 生成的抑制剂或 TGF-β 的拮抗剂。