4-[3-(4-ethynylbutyl)-4,4-dimethyl-2,5-dioxo-1-imidazolidinyl]-2-(trifluoromethyl)benzonitrile 、 7-((23-azido-3,6,9,12,15,18,21-heptaoxatricosyl)oxy)-5-hydroxy-3-(4-hydroxyphenyl)-4H-chromen-4-one 在
copper(l) iodide 、
N,N-二异丙基乙胺 作用下,
以
二甲基亚砜 为溶剂,
以12.8%的产率得到4-(3-(4-(1-(23-((5-hydroxy-3-(4-hydroxyphenyl)-4-oxo-4H-chromen-7-yl)oxy)-3,6,9,12,15,18,21-heptaoxatricosyl)-1H-1,2,3-triazol-4-yl)butyl)-4,4-dimethyl-2,5-dioxoimidazolidin-1-yl)-2-(trifluoromethyl)benzonitrile