Certain 3,5-disubstituted-2,4,6-triiodoanilides of polyhydroxy-monobasic acids are useful as x-ray contrast agents. Representative of this class of compounds is the compound 3-gluconamido-2,4,6-triiodo-N-methyl-5-(N-methyl-acetamido)-benzamide and the compound 3-gluconamido-5-[N-(2-hydroxyethyl)acetamido]-2,4,6-triiodo-N-methylbenzam ide.
某些多羟基一元酸的3,5-二取代-2,4,6-三
碘苯甲酰胺可作为X射线造影剂。该类化合物的代表是化合物3-
葡萄糖酰胺-2,4,6-三
碘-N-甲基-5-(N-甲基-乙酰胺)-苯甲酰胺和化合物3-
葡萄糖酰胺-5-[N-(2-羟乙基)乙酰胺]-2,4,6-三
碘-N-甲基苯甲酰胺。