申请人:Teva Pharmaceutical Industries, Ltd.
公开号:US05646188A1
公开(公告)日:1997-07-08
A compound of general formula I ##STR1## wherein n is 1 or 2; R.sub.1 and R.sub.2 are each independently hydrogen, hydroxy, substituted or unsubstituted C.sub.1-4 alkyl, substituted or unsubstituted C.sub.1-4 alkoxy or halogeno; R.sub.5 is hydrogen, substituted or unsubstituted C.sub.1-4 alkyl, amino or NR.sub.6 R.sub.7 ; R.sub.3, R.sub.4, R.sub.6 and R.sub.7 are each independently hydrogen or (CH.sub.2).sub.m --[NH(CH.sub.2).sub.x ].sub.y --NHR.sub.11 wherein m is from 0-5, y is from 0-5 and each x is independently from 1-5 and R.sub.11 is hydrogen or C(NH)NH.sub.2 ; provided that when R.sub.3 and R.sub.4 are both hydrogen, R.sub.5 is amino or NR.sub.6 R.sub.7 ; pharmaceutically acceptable salts and optically active isomers thereof.
通式为I的化合物:##STR1## 其中n为1或2;R.sub.1和R.sub.2各自独立地为氢、羟基、取代或未取代的C.sub.1-4烷基、取代或未取代的C.sub.1-4烷氧基或卤素基;R.sub.5为氢、取代或未取代的C.sub.1-4烷基、氨基或NR.sub.6R.sub.7;R.sub.3、R.sub.4、R.sub.6和R.sub.7各自独立地为氢或(CH.sub.2).sub.m--[NH(CH.sub.2).sub.x].sub.y--NHR.sub.11,其中m为0-5,y为0-5,每个x独立地为1-5,R.sub.11为氢或C(NH)NH.sub.2;但当R.sub.3和R.sub.4都为氢时,R.sub.5为氨基或NR.sub.6R.sub.7;其药学上可接受的盐和光学异构体。