申请人:Schering, A.G.
公开号:US04328202A1
公开(公告)日:1982-05-04
Ionic compounds of the formula ##STR1## wherein X is --CONR.sub.1 R.sub.2, --CH.sub.2 NH.multidot.Acyl or --CH.sub.2 OH; Y is --NR.sub.3 R.sub.4, --NH.multidot.Acyl or OR.sub.5 ; R.sub.1, R.sub.2, R.sub.3 and R.sub.4 can be identical or different, and each is hydrogen, C.sub.1-6 - alkyl or C.sub.2-8 -alkyl substituted by 1-5 OH groups and/or by one C.sub.1-3 -alkoxy group, R.sub.5 is C.sub.1-6 alkyl or C.sub.2-8 -alkyl substituted by 1-5 OH groups and/or by one C.sub.1-3 -alkoxy group, and Acyl, which can be the same or different in X and Y, is C.sub.2-6 -alkanoyl or C.sub.2-6 -alkanoyl substituted by 1-4 OH groups and/or by one C.sub.1-3 -alkoxy group, or a physiologically compatible salt thereof with an inorganic or organic base, have valuable properties as X-ray contrast agents.
化学式为##STR1##的离子化合物,其中X为--CONR.sub.1 R.sub.2,--CH.sub.2 NH.multidot.Acyl或--CH.sub.2 OH;Y为--NR.sub.3 R.sub.4,--NH.multidot.Acyl或OR.sub.5;R.sub.1、R.sub.2、R.sub.3和R.sub.4可以相同也可以不同,每个都是氢、C.sub.1-6烷基或被1-5个OH基团和/或一个C.sub.1-3烷氧基取代的C.sub.2-8烷基,R.sub.5为C.sub.1-6烷基或被1-5个OH基团和/或一个C.sub.1-3烷氧基取代的C.sub.2-8烷基,X和Y中可以相同也可以不同的Acyl为C.sub.2-6-烷酰基或被1-4个OH基团和/或一个C.sub.1-3烷氧基取代的C.sub.2-6-烷酰基,或与无机或有机碱形成的生理兼容盐,具有作为X射线造影剂的有价值性质。