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    • 46. 发明授权
    • Iodinated aroyloxy ketones
    • 碘化芳酰基酮
    • US5488133A
    • 1996-01-30
    • US209181
    • 1994-03-10
    • Baldev SinghEdward R. BaconShaughnessy Robinson
    • Baldev SinghEdward R. BaconShaughnessy Robinson
    • A61K49/04C07C233/54C07C237/46C07D307/33C07C229/56
    • C07D307/33A61K49/0433C07C233/54C07C2103/74
    • Compounds having the structure ##STR1## wherein (Z--COO is the residue of an iodinated aromatic acid; n is an integer from 0 to 20;R.sup.1, R.sup.2, R.sup.3 and R.sup.4 are independently H, alkyl, fluoroalkyl, cycloalkyl, aryl, aralkyl, alkoxy, aryloxy, halogen, hydroxy, acylamino, acetamidoalkyl, acetamidoaryl, --COO-alkyl, --COO-aryl, --COO-aralkyl, --CO-alkyl, --CO-aryl, --CO-heterocyclyl, cyano or heterocyclyl;R.sup.5 is H, alkyl, fluoroalkyl, cycloalkyl, aryl, aralkyl, alkoxyalkyl, heterocyclyl, or a Z-CO.sub.2 -CR.sup.1 R.sup.2 (CR.sup.3 R.sup.4).sub.n group, wherein Z, R.sup.1, R.sup.2, R.sup.3, R.sup.4 and n are as defined above, m is an integer from 0 to 10, p is an integer from 0 to 10, and m+p.gtoreq.1 are useful as contrast agents in x-ray imaging compositions and methods.
    • 具有结构式(Ia)或(Ib)的化合物(Ib)其中(Z-COO是碘化芳族酸的残基; n是0至20的整数; R1,R2,R3和R4独立地为H 烷基,氟代烷基,环烷基,芳基,芳烷基,烷氧基,芳氧基,卤素,羟基,酰氨基,乙酰氨基烷基,乙酰氨基芳基,-COO-烷基,-COO-芳基,-COO-芳烷基, -CO-杂环基,氰基或杂环基; R5是H,烷基,氟烷基,环烷基,芳基,芳烷基,烷氧基烷基,杂环基或Z-CO2-CR1R2(CR3R4)n基团,其中Z,R1,R2,R3,R4 和n如上所定义,m是0至10的整数,p是0至10的整数,并且m + p> / = 1可用作x射线成像组合物和方法中的造影剂。