[(2R,3R,4S,5R,6R)-3,4,5-triacetyloxy-6-[2-phenyl-5,7-bis(sulfanylidene)-[1,3,4]oxadiazolo[3,2-a][1,3,5]triazin-6-yl]oxan-2-yl]methyl acetate                                                                                                                                                              在
                                                                                                                                                                                 
sodium methylate                                                                                                                                  作用下,
                                                                                                                以
                                                                                         
乙醇                                                                                  为溶剂,
                                                                                                                                                    反应 1.0h,
                                                                                                                以61%的产率得到2-Phenyl-6-((2R,3R,4S,5S,6R)-3,4,5-trihydroxy-6-hydroxymethyl-tetrahydro-pyran-2-yl)-[1,3,4]oxadiazolo[3,2-a][1,3,5]triazine-5,7-dithione