benzyl N-(2-((4-N-benzoyl-5'-O-(tert-butyldimethylsilyl)-2'-deoxycytidin-3'-O-yl)phosphonyl)ethyl)-N-(thymin-1-ylacetyl)glycinate                                                                                                                                                              在
                                                                                                                                                                                 
四丁基氟化铵                                                                                                                                  作用下,
                                                                                                                以
                                                                                         
四氢呋喃                                                                                  为溶剂,
                                                                                                                                                    反应 86.0h,
                                                                                                                以63%的产率得到{(2-{[(2R,3S,5R)-5-(4-Benzoylamino-2-oxo-2H-pyrimidin-1-yl)-2-hydroxymethyl-tetrahydro-furan-3-yloxy]-hydroxy-phosphoryl}-ethyl)-[2-(5-methyl-2,4-dioxo-3,4-dihydro-2H-pyrimidin-1-yl)-acetyl]-amino}-acetic acid benzyl ester