The present invention relates to a process for the preparation of 5-[(2- hydroxyacyl)amino]-2,4,6-triiodo-1,3-benzendicarboxamidic derivatives comprising the Smiles rearrangement of a suitable precursor, by contact of an aqueous solution of this latter with an anion exchanger solid phase.
                            本发明涉及一种制备5-[(2-羟基酰基)
氨基]-2,4,6-三
碘-1,3-苯二甲酰衍
生物的过程,包括通过将适当的前体物与阴离子交换固相物质的
水溶液接触进行Smiles重排。