10-acetyldimethyl-5-aminoisophthalate-1,4,7,10-tetraazacyclododecane-1,4,7-triacetic acid - trifluoroacetic acid - water (1/1/2) 、
europium(III) trifluoromethanesulfonate 以
甲醇 为溶剂,
以96%的产率得到(10-acetyldimethyl-5-aminoisophthalate-1,4,7,10-tetraazacyclododecane-1,4,7-triacetato)europium(III)