2-[(1E,6Z,8E)-(4R,5R)-5-(tert-Butyl-dimethyl-silanyloxy)-11-(tert-butyl-diphenyl-silanyloxy)-4-methyl-undeca-1,6,8-trienyl]-[1,3]dioxane                                                                                                                                                              在
                                                                                                                                                                                 lithium perchlorate                                                                                                                                  作用下,
                                                                                                                以
                                                                                         
硝基甲烷                                                                                  为溶剂,
                                                                                                                                                                                        以65%的产率得到2-{1-(tert-Butyl-dimethyl-silanyloxy)-5-[2-(tert-butyl-diphenyl-silanyloxy)-ethyl]-2-methyl-2,3,3a,4,5,7a-hexahydro-1H-inden-4-yl}-[1,3]dioxane