(2R,4R,5S,10R,11S,13R,20R)-4-[[bis(4-methoxyphenyl)-phenylmethoxy]methyl]-11-hydroxy-7-methoxy-20-methyl-7-oxo-16,22-bis(2-trimethylsilylethoxymethyl)-3,6,8,26-tetraoxa-1,14,16,22-tetraza-7lambda5-phosphapentacyclo[18.3.1.12,5.110,13.114,18]heptacos-18(25)-ene-15,17,21,23-tetrone 、
2-氰乙基N,N-二异丙基氯亚磷酰胺 在
N,N-二异丙基乙胺 作用下,
以
二氯甲烷 为溶剂,
反应 1.0h,
以85%的产率得到3-[[(2R,4R,5S,10R,11S,13R,20R)-4-[[bis(4-methoxyphenyl)-phenylmethoxy]methyl]-7-methoxy-20-methyl-7,15,17,21,23-pentaoxo-16,22-bis(2-trimethylsilylethoxymethyl)-3,6,8,26-tetraoxa-1,14,16,22-tetraza-7lambda5-phosphapentacyclo[18.3.1.12,5.110,13.114,18]heptacos-18(25)-en-11-yl]oxy-[di(propan-2-yl)amino]phosphanyl]oxypropanenitrile