[(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