[(1S,2R,5S)-5-methyl-2-(2-phenylpropan-2-yl)cyclohexyl] 2-(benzenesulfonamido)-2-bromoacetate   、                                                                                      
环戊二烯                                                                                                                                                              在
                                                                                                                                                                                 
三乙胺                                                                                                                                  作用下,
                                                                                                                以
                                                                                         
苯                                                                                  为溶剂,
                                                                                                                                                                                        生成                                                 (1R,3R,4S)-2-Benzenesulfonyl-2-aza-bicyclo[2.2.1]hept-5-ene-3-carboxylic acid (1S,2R,5S)-5-methyl-2-(1-methyl-1-phenyl-ethyl)-cyclohexyl ester   、                                                                                             
[(1S,2R,5S)-5-methyl-2-(2-phenylpropan-2-yl)cyclohexyl] (1R,3R,4S)-2-(benzenesulfonyl)-2-azabicyclo[2.2.1]hept-5-ene-3-carboxylate