2-氰乙基N,N-二异丙基氯亚磷酰胺 、
1-[(2R,4R,5R)-5-[Bis-(4-methoxy-phenyl)-phenyl-methoxymethyl]-4-(tert-butyl-dimethyl-silanyloxymethyl)-4-hydroxy-tetrahydro-furan-2-yl]-5-methyl-1H-pyrimidine-2,4-dione 在
N,N-二异丙基乙胺 作用下,
以
二氯甲烷 为溶剂,
以90%的产率得到3-[[(2R,3R,5R)-2-[[bis(4-methoxyphenyl)-phenylmethoxy]methyl]-3-[[tert-butyl(dimethyl)silyl]oxymethyl]-5-(5-methyl-2,4-dioxopyrimidin-1-yl)oxolan-3-yl]oxy-[di(propan-2-yl)amino]phosphanyl]oxypropanenitrile