(R)-4-[(2R,3S,4R)-3,4-Bis-(tert-butyl-dimethyl-silanyloxy)-5-prop-2-en-(Z)-ylidene-tetrahydro-furan-2-yl]-2,2-dimethyl-[1,3]dioxolane                                                                                                                                                              在
                                                                                                                                                                                 
四丁基氟化铵                                                                                                                                  作用下,
                                                                                                                                                                                                                            生成                                                 (2S,3R,4R)-2-((R)-2,2-Dimethyl-[1,3]dioxolan-4-yl)-5-prop-2-en-(Z)-ylidene-tetrahydro-furan-3,4-diol