[(2R,3R,4R,5R)-3,4-dibenzoyloxy-5-[5-[4-(tert-butyldisulfanyl)butyl]-2,4-dioxopyrimidin-1-yl]oxolan-2-yl]methyl benzoate                                                                                                                                                              在
                                                                                                                                                                                 
sodium methylate                                                                                                                                  作用下,
                                                                                                                以
                                                                                         
甲醇                                                                                  为溶剂,
                                                                                                                                                    反应 36.0h,
                                                                                                                生成                                                 5-[4-(tert-butyldisulfanyl)butyl]-1-[(2R,3R,4S,5R)-3,4-dihydroxy-5-(hydroxymethyl)oxolan-2-yl]pyrimidine-2,4-dione