Triphenyl-{(2R,3S,4S,5R,6S)-3,4,5-tris-(tert-butyl-dimethyl-silanyloxy)-6-[(2S,3S,4S,5R)-3,4,5-tris-(tert-butyl-dimethyl-silanyloxy)-8,8-bis-ethylsulfanyl-2-methyl-octyl]-tetrahydro-pyran-2-ylmethyl}-phosphonium; iodide   、                                                                                      
((2S,4R,5R)-4-(tert-Butyl-dimethyl-silanyloxy)-5-{2-[(1S,3S,5R,7R)-3-((4R,5S)-5-formyl-2,2-dimethyl-[1,3]dioxolan-4-ylmethyl)-2,6-dioxa-bicyclo[3.2.1]oct-7-yl]-ethyl}-tetrahydro-furan-2-ylmethyl)-carbamic acid 2-trimethylsilanyl-ethyl ester                                                                                                                                                              在
                                                                                                                                                                                 
lithium diisopropyl amide                                                                                                                                  作用下,
                                                                                                                以
                                                                                         
四氢呋喃   、                                                                                         
六甲基磷酰三胺                                                                                  为溶剂,
                                                                                                                                                    反应 0.5h,
                                                                                                                生成                                                    、