(3S,3aS,4R,6aR)-3-(hydroxymethyl)-1-[(3-iodophenyl)methyl]-4-methyl-3,3a,4,6a-tetrahydrofuro[3,4-c][1,2]oxazol-6-one   、                                                                                      
N-Boc-氨基丙炔                                                                                                                                                              在
                                                                                                                                         bis-triphenylphosphine-palladium(II) chloride   、                                                                                                  
copper(l) iodide                                                                                                                                                                                                                               N,N-二异丙基乙胺                                                                                                                                  作用下,
                                                                                                                以
                                                                                         DMF (N,N-dimethyl-formamide)                                                                                  为溶剂,
                                                                                                                                                    反应 12.0h,
                                                                                                                以90%的产率得到tert-butyl N-[3-[3-[[(3S,3aS,4R,6aR)-3-(hydroxymethyl)-4-methyl-6-oxo-3,3a,4,6a-tetrahydrofuro[3,4-c][1,2]oxazol-1-yl]methyl]phenyl]prop-2-ynyl]carbamate