The invention provides low viscosity iodinated aryl compounds, useful as X-ray contrast agents, of formula C6R6 wherein three non-adjacent R groups are iodine and the remaining R groups are non-ionic, hydrophilic moieties, said compound being water soluble at 20° C. to a concentration of at least 350 mgl/ml and which in aqueous solution at 20° C. at a concentration of 350 mgl/ml has a viscosity no greater than 13.8 mPas.
该发明提供了低粘度
碘化芳基化合物,可用作X射线造影剂,其
化学式为C6R6,其中三个非相邻的R基团为
碘,其余的R基团为非离子的亲
水基团,该化合物在20℃时在
水中可溶解至少350 mgl/ml,并且在20℃时在
水溶液中的浓度为350 mgl/ml时,粘度不大于13.8 mPas。