申请人:Kyowa Hakko Kogyo Co., Ltd.
公开号:US05539112A1
公开(公告)日:1996-07-23
5-Aminoflavone derivatives represented by the formula (I): ##STR1## wherein R.sup.1, R.sup.2, R.sup.3 and R.sup.4 are the same or different and represent hydrogen, substituted or unsubstituted lower alkyl, lower alkenyl, halogen-substituted or unsubstituted lower alkanoyl or lower alkoxycarbonyl, X.sup.1, X.sup.2, Y.sup.1 and Y.sup.2 are the same or different and represent hydrogen, halogen or lower alkyl, at least one of X.sup.1 and X.sup.2 represents halogen or lower alkyl, X.sup.3 represents hydrogen, substituted or unsubstituted lower alkyl, lower alkenyl, lower alkynyl, halogen, hydroxy, substituted or unsubstituted lower alkoxy, NR.sup.5 R.sup.6 (wherein R.sup.5 and R.sup.6 are the same or different and represent hydrogen, or substituted or unsubstituted lower alkyl, or R.sup.5 and R.sup.6 are taken together to form a heterocyclic group containing the nitrogen atom in the ring), lower alkylthio, lower alkylsulfinyl, lower alkylsulfonyl, carboxy, lower alkoxycarbonyl, lower alkanoyl, adizo, cyano, substituted or unsubstituted carbamoyl or lower alkylthiothiocarbonyl: or pharmaceutically acceptable salts thereof.
式(I)所表示的5-氨基黄酮衍生物:其中R.sup.1,R.sup.2,R.sup.3和R.sup.4相同或不同,表示氢,取代或未取代的较低烷基,较低烯基,卤素取代或未取代的较低酰基或较低基氧羰基,X.sup.1,X.sup.2,Y.sup.1和Y.sup.2相同或不同,表示氢,卤素或较低烷基,X.sup.1和X.sup.2中至少一个表示卤素或较低烷基,X.sup.3表示氢,取代或未取代的较低烷基,较低烯基,较低炔基,卤素,羟基,取代或未取代的较低烷氧基,NR.sup.5R.sup.6(其中R.sup.5和R.sup.6相同或不同,表示氢或取代或未取代的较低烷基,或R.sup.5和R.sup.6连在一起形成含有环中氮原子的杂环基),较低烷基硫基,较低烷基磺酰基,羧基,较低基氧羰基,较低酰基,氨基,氰基,取代或未取代的氨基甲酰基或较低烷基硫代氨基甲酰基;或其药学上可接受的盐。