(R,E)-1-(tert-butyldimethylsilyloxy)-4-{(4R,5S)-5-[(S)-hydroxy(phenyl)methyl]-2,2-dimethyl-1,3-dioxolan-4-yl}but-3-en-2-ol                                                                                                                                                              在
                                                                                                                                                                                 [Au(Cl)PPh
3]   、                                                                                                  
silver trifluoromethanesulfonate                                                                                                                                  作用下,
                                                                                                                以
                                                                                         
二氯甲烷                                                                                  为溶剂,
                                                                                                                                                    反应 1.0h,
                                                                                                                以67%的产率得到tert-butyl {(E)-3-[(3aR,4S,6S,6aS)-2,2-dimethyl-6-phenyltetrahydrofuro[3,4-d][1,3]dioxol-4-yl]allyloxy}dimethylsilane