5'-O-(4,4'-dimethoxytrityl)-2'-O-[1-(2-fluorophenyl)-4-methoxypiperidin-4-yl]-4-(1,2,4-triazolyl)uridine 3'-O-[2-cyanoethyl-N,N-(diisopropylamino)]phosphoramidite                                                                                                                                                              在
                                                                                                                                                                                 
盐酸                                                                                                                                  作用下,
                                                                                                                以
                                                                                         
水                                                                                  为溶剂,
                                                                                                                                                                                        生成                                                 Phosphoric acid (2R,3S,4R,5R)-4-hydroxy-2-hydroxymethyl-5-(2-oxo-4-thioxo-3,4-dihydro-2H-pyrimidin-1-yl)-tetrahydro-furan-3-yl ester (2R,3S,5R)-3-hydroxy-5-(5-methyl-2,4-dioxo-3,4-dihydro-2H-pyrimidin-1-yl)-tetrahydro-furan-2-ylmethyl ester