2-cyanoethyl (2',3'-di-O-benzoyl-uridin-5'-yl) vinylphosphonate 、
3-(2'-acetamido-3',4',6-tri-O-acetyl-2'-deoxy-α-D-glucopyranosyl)-1-propene 在
RuCl2(1,3-dimesityl-imidazolidin-2-yl)(PCy3)(=CHPh) 、
copper(l) chloride 作用下,
以
二氯甲烷 为溶剂,
反应 3.0h,
生成 2-cyanoethyl 2',3'-di-O-benzoyl-uridin-5'-yl 3-(2-acetamido-3,4,6-tri-O-acetyl-2-deoxy-α-D-glucopyranosyl)-propenylphosphonate 、 2-cyanoethyl 2',3'-di-O-benzoyl-uridin-5'-yl 3-(2-acetamido-3,4,6-tri-O-acetyl-2-deoxy-α-D-glucopyranosyl)-propenylphosphonate