[(2R,3S,5R)-2-[[bis(4-methoxyphenyl)-phenylmethoxy]methyl]-5-(5-methyl-2,4-dioxopyrimidin-1-yl)oxolan-3-yl] [(2R,3S,5R)-3-[tert-butyl(dimethyl)silyl]oxy-5-[[5-formamido-6-oxo-2-[[2-(4-propan-2-ylphenoxy)acetyl]amino]-1H-pyrimidin-4-yl]amino]oxolan-2-yl]methyl methyl phosphate 在
四丁基氟化铵 、
溶剂黄146 作用下,
以
四氢呋喃 为溶剂,
反应 40.0h,
以93%的产率得到[(2R,3S,5R)-2-[[bis(4-methoxyphenyl)-phenylmethoxy]methyl]-5-(5-methyl-2,4-dioxopyrimidin-1-yl)oxolan-3-yl] [(2R,3S,5R)-5-[[5-formamido-6-oxo-2-[[2-(4-propan-2-ylphenoxy)acetyl]amino]-1H-pyrimidin-4-yl]amino]-3-hydroxyoxolan-2-yl]methyl methyl phosphate