(5S,6S)-6-((E,3R,4R)-3-(2-(allyloxycarbonylamino)ethyl)-6-oxo-3,4-bis(triethylsilyloxy)oct-1-en-7-ynyl)-5-ethyl-5,6-dihydropyran-2-one                                                                                                                                                              在
                                                                                                                                                                                 
溶剂黄146   、                                                                                                  sodium iodide                                                                                                                                  作用下,
                                                                                                                                                                                        反应 3.0h,
                                                                                                                以79%的产率得到(5S,6S)-6-((1E,3R,4R,7E)-3-(2-(allyloxycarbonylamino)ethyl)-8-iodo-6-oxo-3,4-bis(triethylsilyloxy)octa-1,7-dienyl)-5-ethyl-5,6-dihydropyran-2-one