申请人:Schering Aktiengesellschaft
公开号:US05820849A1
公开(公告)日:1998-10-13
Cascade polymer complexes that contain a) complexing ligands of general formula I A-X-\x9bY-(Z-<W-K.sub.W >.sub.Z).sub.y !.sub.x }.sub.a (I), in which A stands for a nitrogen-containing cascade nucleus of base multiplicity a, X and Y, independently of one another, stand for a direct bond or a cascade reproduction unit of reproduction multiplicity x or y, Z and W, independently of one another, stand for a cascade reproduction unit of reproduction multiplicity z or w, K stands for the radical of a complexing agent, a stands for numbers 2 to 12, x, y, z and w, independently of one another, stand for numbers 1 to 4, provided that at least two reproduction units are different and that for the product of the multiplicities, 16<a.multidot.x.multidot.y.multidot.z.multidot.w<64 holds true, b) at least 16 ions of an element of atomic numbers 20 to 29, 39, 42, 44 or 57-83, c) optionally cations of inorganic and/or organic bases, amino acids or amino acid amides as well as d) optionally acylated terminal amino groups are valuable compounds for diagnosis and therapy.
包含以下成分的级联聚合物复合物对诊断和治疗具有重要价值:a) 通式I A-X-\x9bY-(Z-<W-K.sub.W >.sub.Z).sub.y !.sub.x }.sub.a (I)中的络合
配体,其中A代表碱基重复度为a的含氮级联核,X和Y分别代表直接键或重复度为x或y的级联复制单元,Z和W独立地代表重复度为z或w的级联复制单元,K代表络合剂的基团,a为2到12的数字,x、y、z和w独立地代表1到4的数字,前提是至少两个复制单元不同,并且对于重复度的乘积,16
氨基团。