2,4,6-triiodo-5-(3-aza-1,4-dioxopentane-1,5-diyl-{10-[1,4,7,10-tetraazacyclododecanyl]})-methylaminoisophthalic acid N,N-bis-(3-aza-4-oxopentane-1,5-diyl-{10-[1,4,7,10-tetraazacyclododecanyl]})amide 、
氯乙酸 在
sodium hydroxide 、
盐酸 作用下,
以
水 为溶剂,
反应 10.0h,
以59%的产率得到2,4,6-triiodo-5-(3-aza-1,4-dioxopentane-1,5-diyl-{10-[1,4,7-tris-(carboxymethyl)-1,4,7,10-tetraazacyclododecanyl]})-methylaminoisophthalic acid N,N-bis-(3-aza-4-oxopentane-1,5-diyl-{10-[1,4,7-tris-(carboxymethyl)-1,4,7,10-tetraazacyclododecanyl]})amide