(1S,3'R,4'S,5'R,6'R)-3',4',5'-triacetoxy-6'-(acetoxymethyl)-5-chloro-3',4',5',6'-tetrahydro-6-[(4-(trifluoromethanesulfonyloxy)phenyl)methyl]-spiro[isobenzofuran-1(3H),2'-[2H]pyran]   、                                                                                      
三甲基乙炔基硅                                                                                                                                                              在
                                                                                                                                         bis-triphenylphosphine-palladium(II) chloride                                                                                                                                                                                                                               
copper(l) iodide   、                                                                                                  
三乙胺                                                                                                                                  作用下,
                                                                                                                以
                                                                                         
N,N-二甲基甲酰胺                                                                                  为溶剂,
                                                                                                                                                    反应 2.0h,
                                                                                                                以28.6%的产率得到(1S,3'R,4'S,5'R,6'R)-3',4',5'-triacetoxy-6'-(acetoxymethyl)-5-chloro-3',4',5',6'-tetrahydro-6-[(4-(2-trimethylsilylethynyl)phenyl)methyl]-spiro[isobenzofuran-1(3H),2'-[2H]pyran]