ethyl (E)-3-[(4R,5R)-5-[2-[tert-butyl(dimethyl)silyl]oxyacetyl]-2,2-dimethyl-1,3-dioxolan-4-yl]prop-2-enoate                                                                                                                                                              在
                                                                                                                                                                                 
六甲基磷酰三胺   、                                                                                                  samarium diiodide                                                                                                                                  作用下,
                                                                                                                以
                                                                                         
四氢呋喃                                                                                  为溶剂,
                                                                                                                                                                                        以5%的产率得到ethyl 2-[(1R,5R,6R,7R)-7-[[tert-butyl(dimethyl)silyl]oxymethyl]-7-hydroxy-3,3-dimethyl-2,4-dioxabicyclo[3.2.0]heptan-6-yl]acetate