Quinolinone derivative and antiallergic agent with said quinolinone derivative as the active ingredient
申请人:DAINIPPON INK AND CHEMICALS, INC.
公开号:EP0785190A2
公开(公告)日:1997-07-23
The present invention offers 7-aminoquinolinone derivatives, physiologically acceptable salts thereof, anti-allergic agents having as an active ingredient a 7-aminoquinolinone derivative or physiologically acceptable salt thereof, and 7-nitroquinolinone derivatives, wherein the 7-aminoquinolinone derivative is expressed by the following general formula (I):
wherein
R1 is a hydrogen atom or an alkyl group;
R2 and R3 are mutually different groups, each of which is selected from among hydrogen atoms, acyl groups, alkyl groups or alkenyl groups; and
R4 and R5 are mutually different or identical groups, each of which is selected from among hydrogen atoms, acyl groups, alkyl groups, alkenyl groups or aralkyl groups;
and physiologically acceptable salts thereof.
本发明提供了7-氨基喹啉酮衍生物、其生理学上可接受的盐、以7-氨基喹啉酮衍生物或其生理学上可接受的盐为活性成分的抗过敏剂,以及7-硝基喹啉酮衍生物,其中7-氨基喹啉酮衍生物由以下通式(I)表示:
其中
R1 是氢原子或烷基;
R2 和 R3 是互不相同的基团,每个基团选自氢原子、酰基、烷基或烯基;以及
R4 和 R5 是相互不同或相同的基团,各自选自氢原子、酰基、烷基、烯基或芳烷基;
及其生理上可接受的盐类。