((2S,4S,5S,6S)-4-Benzyloxy-6-methoxy-5-methyl-3-methylene-tetrahydro-pyran-2-ylmethoxy)-tert-butyl-dimethyl-silane                                                                                                                                                              在
                                                                                                                                         palladium on activated charcoal                                                                                                                                                                                                                               
氢气                                                                                                                                  作用下,
                                                                                                                以
                                                                                         
丁酮                                                                                  为溶剂,
                                                                                                                                                                                        生成                                                 
methyl 6-O-(tert-butyldimethylsilyl)-2,4-dideoxy-2,4-di-C-methyl-α-D-idopyranoside   、                                                                                             (2S,3S,4R,5S,6S)-2-[[tert-butyl(dimethyl)silyl]oxymethyl]-6-methoxy-3,5-dimethyloxan-4-ol