2-(3,5-diisopropyl-2,6-dimethylheptan-4-yl)-3-(2,4-dimethylpentan-3-yl)-4-isopropyl-1,1-dimethylcyclobutane                                                                                                                                                              在
                                                                                                                                                                                 sulfur                                                                                                                                  作用下,
                                                                                                                以
                                                                                         
苯                                                                                  为溶剂,
                                                                                                                                                    反应 3.0h,
                                                                                                                以92%的产率得到2-(3,5-diisopropyl-2,6-dimethyl-4-methylene-4l5-heptan-4-yl)-1-(2,4-dimethylpentan-3-yl)-4-isopropyl-3,3-dimethyl-1-methylene-1l5-cyclobutane