2-(4-nitrophenyl)ethyl tetraisopropylphosphorodiamidite 、
2-(4-nitrophenyl)ethyl N-[(2R,3R,4S,5R)-2-(2,4-dioxopyrimidin-1-yl)-4-hydroxy-5-[[(4-methoxyphenyl)-diphenylmethoxy]methyl]oxolan-3-yl]carbamate 在
四氮唑 作用下,
以
乙腈 为溶剂,
反应 15.0h,
以79%的产率得到2-(4-nitrophenyl)ethyl N-[(2R,3R,4S,5R)-2-(2,4-dioxopyrimidin-1-yl)-4-[[di(propan-2-yl)amino]-[2-(4-nitrophenyl)ethoxy]phosphanyl]oxy-5-[[(4-methoxyphenyl)-diphenylmethoxy]methyl]oxolan-3-yl]carbamate