Acetic acid (2S,3R,4S,5S,6R)-3-acetoxy-6-acetoxymethyl-2-methoxy-5-((2S,3R,4S,5S,6R)-3,4,5-triacetoxy-6-ethynyl-tetrahydro-pyran-2-yloxy)-tetrahydro-pyran-4-yl ester                                                                                                                                                              在
                                                                                                                                         Lindlar's catalyst                                                                                                                                                                                                                               
喹啉   、                                                                                                  
氢气                                                                                                                                  作用下,
                                                                                                                以
                                                                                         
乙酸乙酯                                                                                  为溶剂,
                                                                                                                                                    反应 2.0h,
                                                                                                                以80%的产率得到Acetic acid (2S,3R,4S,5S,6R)-3-acetoxy-6-acetoxymethyl-2-methoxy-5-((2S,3R,4S,5S,6R)-3,4,5-triacetoxy-6-vinyl-tetrahydro-pyran-2-yloxy)-tetrahydro-pyran-4-yl ester