benzyl 3-O-benzyl-4,6-O-benzylidiene-2-O-[3,4,6-tri-O-acetyl-2-acetamido-2-deoxy-β-D-glucopyranosyl]-α-D-mannopyranoside                                                                                                                                                              在
                                                                                                                                                                                 
水   、                                                                                                  
溶剂黄146                                                                                                                                  作用下,
                                                                                                                                                                                        反应 6.5h,
                                                                                                                以91%的产率得到(2R,3S,4R,5R,6S)-5-acetamido-2-(acetoxymethyl)-6-(((2S,3S,4S,5R,6R)-2,4-bis(benzyloxy)-5-hydroxy-6-(hydroxymethyl)tetrahydro-2H-pyran-3-yl)oxy)tetrahydro-2H-pyran-3,4-diyl diacetate