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    • 2. 发明授权
    • Thiol ligands and complexes for X-ray imaging
    • 硫醇配体和复合物用于X射线成像
    • US5616312A
    • 1997-04-01
    • US402423
    • 1995-03-10
    • Leonard O. Rosik
    • Leonard O. Rosik
    • A61K49/04C07C323/25A61B5/055C07F9/94
    • C07C323/25A61K49/04Y10T436/24
    • The present invention provides new and structurally diverse compositions comprising compounds of the general formula: ##STR1## Wherein R.sup.1, R.sup.2, R.sup.3, R.sup.4, and R.sup.5 are the same or different and are --CO--(CH.sub.2).sub.y --SH, --(CH.sub.2).sub.2 --SH, --SO.sub.2 --(SH.sub.2).sub.t --SH,--SH,--(CH.sub.2).sub.q --COOH, and --(CH.sub.2).sub.v --CONR.sup.6 R.sup.7, provided at least one of R.sup.1, R.sup.2, R.sup.3, R.sup.4 and R.sup.5 is a sulfur containing moiety; n is 0 to about 10; i is 2 to about 5; j is 2 to about 5; y is 1 to about 5; z is 1 to about 6; t is 1 to about 5; q is 1 to about 5; v is 1 to about 5; R.sup.6 is H, alkyl, hydroxyalkyl, polyhydroxyalkyl, arylalkyl or alkoxyalkyl; R.sup.7 is H, alkyl, hydroxyalkyl, polyhydroxyalkyl, arylalkyl or alkoxyalkyl; and R.sup.7 can be polyamine when R.sup.6 is H.Methods for imaging using compositions of the invention are also provided.
    • 本发明提供新的和结构上不同的组合物,其包含以下通式的化合物:其中R1,R2,R3,R4和R5相同或不同,为-CO-(CH2)y-SH, - (CH2 )2-SH,-SO 2 - (SH 2)t-SH,-SH, - (CH 2)q -COOH和 - (CH 2)v -CONR 6 R 7,其中R1,R2,R3,R4和R5中的至少一个是 含硫部分; n为0至约10; 我是2到5; j为2〜5; y为1〜5; z为1〜6; t为1〜5; q为1至约5; v为1至约5; R6是H,烷基,羟基烷基,多羟基烷基,芳基烷基或烷氧基烷基; R 7是H,烷基,羟基烷基,多羟基烷基,芳基烷基或烷氧基烷基; 并且当R6为H时,R7可以是多胺。还提供了使用本发明的组合物进行成像的方法。