gadolinium(III) chloride 、
[3α(S),5β,7α,12α]-3-[[[[5-[bis[2-[bis(carboxymethyl)amino]ethyl]amino]-5-carboxypentyl]amino]carbonyl]oxy]-7,12-dihydroxycholan-24-oic acid 在
sodium hydroxide 作用下,
以
水 为溶剂,
反应 1.0h,
以72%的产率得到gadolinium complex of [3α(S),5β,7α,12α]-3-[[[[5-[bis[2-[bis(carboxymethyl)amino]ethyl]amino]-5-carboxypentyl]amino]carbonyl]oxy]-7,12-dihydroxycholan-24-oic acid salified with sodium (1:3)