(2R,3R,4S)-1-(tert-butyl-dimethyl-silyloxy)-2,4-dimethyl-3-(hydrodimethylsilyloxy)-5-hexyne                                                                                                                                                              在
                                                                                                                                                                                 dihydrogen hexachloroplatinate                                                                                                                                  作用下,
                                                                                                                以
                                                                                         
四氢呋喃                                                                                  为溶剂,
                                                                                                                                                    反应 3.5h,
                                                                                                                生成                                                 (4R,5S)-5-[(R)-2-(tert-Butyl-dimethyl-silanyloxy)-1-methyl-ethyl]-2,2,4-trimethyl-3-methylene-[1,2]oxasilolane