1-[(2R,4S,5R)-4-[2-[[(2R,3S,5R)-3-[tert-butyl(dimethyl)silyl]oxy-5-[5-methyl-2,4-dioxo-3-(phenylmethoxymethyl)pyrimidin-1-yl]oxolan-2-yl]methoxy]-1,1,1,3,3,3-hexafluoropropan-2-yl]oxy-5-(hydroxymethyl)oxolan-2-yl]-5-methyl-3-(phenylmethoxymethyl)pyrimidine-2,4-dione                                                                                                                                                              在
                                                                                                                                         
palladium dihydroxide                                                                                                                                                                                                                               氢气                                                                                                                                  作用下,
                                                                                                                以
                                                                                         
甲醇                                                                                  为溶剂,
                                                                                                                                                                                        以42%的产率得到1-[(2R,4S,5R)-4-[2-[[(2R,3S,5R)-3-[tert-butyl(dimethyl)silyl]oxy-5-(5-methyl-2,4-dioxopyrimidin-1-yl)oxolan-2-yl]methoxy]-1,1,1,3,3,3-hexafluoropropan-2-yl]oxy-5-(hydroxymethyl)oxolan-2-yl]-5-methylpyrimidine-2,4-dione