acetic acid 2-acetoxy-1-{3-chlorocarbonyl-5-[(2,3-dihydroxy-propyl)-methyl-carbamoyl]-2,4,6-triiodo-phenylcarbamoyl}-ethyl ester 、
1,4-dimethylamine-2,3-butanediol 在
三乙胺 、
氨 、
水 作用下,
以
异丁酰胺 、
甲醇 为溶剂,
生成 5-(2,3-dihydroxypropanoylamino)-3-N-[4-[[3-(2,3-dihydroxypropanoylamino)-5-[2,3-dihydroxypropyl(methyl)carbamoyl]-2,4,6-triiodobenzoyl]-methylamino]-2,3-dihydroxybutyl]-1-N-(2,3-dihydroxypropyl)-2,4,6-triiodo-1-N,3-N-dimethylbenzene-1,3-dicarboxamide