乙酸酐   、                                                                                      
6,8-Dihydroxy-8-(hydroxymethyl)-1-iridanyl-1'-β-D-glucopyranosid                                                                                                                                                              在
                                                                                                                                                                                 
吡啶                                                                                                                                  作用下,
                                                                                                                                                                                        反应 24.0h,
                                                                                                                以61%的产率得到Acetic acid (1S,4aR,5R,7S,7aS)-5-acetoxy-7-acetoxymethyl-1-((2S,3R,4S,5R,6R)-3,4,5-triacetoxy-6-acetoxymethyl-tetrahydro-pyran-2-yloxy)-octahydro-cyclopenta[c]pyran-7-yl ester