[DE] TRIMERE MAKROCYCLISCH SUBSTITUIERTE BENZOLDERIVATE<br/>[EN] TRIMERIC MACROCYCLICALLY SUBSTITUTED BENZENE DERIVATIVES<br/>[FR] DERIVES DE BENZENE TRIMERES SUBSTITUES DE MANIERE MACROCYCLIQUE
申请人:SCHERING AG
公开号:WO2004074267A1
公开(公告)日:2004-09-02
Die Metallkomplexe der allgemeinen Formel (I), worin Hal für Brom oder Iod steht und A1 und A2 unterschiedliche Bedeutung haben, sind als Kontrastmittel geeignet.
Nonionic compounds of the formula ##STR1## wherein X is --CONR.sub.1 R.sub.2, --COOR.sub.3, --CH.sub.2 NHR.sub.7 or --CH.sub.2 OH; Y is --1R.sub.1 R.sub.2 or --OR.sub.3 ; and Z is --NR.sub.1 R.sub.2, --NHR.sub.7 or --OR.sub.3 ; and wherein R.sub.1 R.sub.2 and R.sub.3 in X, Y or Z, and R.sub.7 in X and Z, are identical or different, R.sub.1 and R.sub.2, and each is hydrogen, C.sub.1-6 -alkyl or C.sub.2-8 - alkyl substituted by 1-5 OH groups and/or by a C.sub.1-3 -alkoxy group; R.sub.3 is C.sub.1-4 -alkyl or C.sub.2-4 -alkyl substituted by 1-2 OH groups and/or by a C.sub.1-3 -alkoxy group; and R.sub.7 is an acyl group of a C.sub.2-5 OH group and/or by a C.sub.1-3 -alkoxy group are highly advantageous X-ray contrast agents.