(2R,3R,5R,6S)-2-(((R)-9-methoxy-9-oxonon-7-en-2-yl)oxy)-6-methyltetrahydro-2H-pyran-3,5-diyl dibenzoate                                                                                                                                                              在
                                                                                                                                                                                 palladium 10% on activated carbon   、                                                                                                  
氢气                                                                                                                                  作用下,
                                                                                                                以
                                                                                         
乙酸乙酯                                                                                  为溶剂,
                                                                                                                                                    反应 19.0h,
                                                                                                                以88%的产率得到(2R,3R,5R,6S)-2-(((R)-9-methoxy-9-oxononan-2-yl)oxy)-6-methyltetrahydro-2H-pyran-3,5-diyl dibenzoate