2-氰乙基N,N-二异丙基氯亚磷酰胺 、
Phosphoric acid (2S,4S,5R)-5-[bis-(4-methoxy-phenyl)-phenyl-methoxymethyl]-2-(2,4-dioxo-3,4-dihydro-2H-pyrimidin-1-yl)-4-hydroxy-tetrahydro-furan-2-ylmethyl ester methyl ester 2-(methyl-phenazin-2-yl-amino)-ethyl ester 在
N,N-二异丙基乙胺 作用下,
以
四氢呋喃 为溶剂,
反应 1.0h,
以83%的产率得到3-[[(2R,3S,5S)-2-[[bis(4-methoxyphenyl)-phenylmethoxy]methyl]-5-(2,4-dioxopyrimidin-1-yl)-5-[[methoxy-[2-[methyl(phenazin-2-yl)amino]ethoxy]-oxidophosphaniumyl]oxymethyl]oxolan-3-yl]oxy-[di(propan-2-yl)amino]phosphanyl]oxypropanenitrile