4-戊烯-1-醇   、                                                                                      Acetic acid (2S,3R,4S,5R,6R)-5-acetoxy-6-acetoxymethyl-2-((2R,3R,4S,5R,6R)-4,5-diacetoxy-2-acetoxymethyl-6-bromo-tetrahydro-pyran-3-yloxy)-4-((2S,3R,4S,5R,6R)-3,4,5-triacetoxy-6-acetoxymethyl-tetrahydro-pyran-2-yloxy)-tetrahydro-pyran-3-yl ester                                                                                                                                                              在
                                                                                                                                                                                 
calcium sulfate   、                                                                                                  
碘   、                                                                                                  silver carbonate                                                                                                                                  作用下,
                                                                                                                                                                                                                            生成                                                 
pent-4-enyl O-(tetra-O-acetyl-β-D-glucopyranosyl)-(1->3)-O-(tri-O-acetyl-β-D-glucopyranosyl)-(1->4)-tri-O-acetyl-β-D-glucopyranoside