2-溴甲苯   、                                                                                      10-phenyl-4-oxa-tricyclo-[5.2.1.0(2,6)]-dec-8-en-10-ol                                                                                                                                                              在
                                                                                                                                                                                 1-((3aR,8aR)-2,2-dimethyl-4,4,8,8-tetraphenyltetrahydro-[1,3]dioxolo[4,5-e][1,3,2]dioxaphosphepin-6-yl)piperidine   、                                                                                                  palladium diacetate   、                                                                                                  
caesium carbonate                                                                                                                                  作用下,
                                                                                                                以
                                                                                         
甲苯                                                                                  为溶剂,
                                                                                                                                                    反应 12.0h,
                                                                                                                生成                                                 
phenyl-((3aS,4S,5S,7aS)-5-o-tolyl-1,3,3a,4,5,7a-hexahydroisobenzofuran-4-yl)-methanone   、                                                                                             phenyl-((3aR,4R,5R,7aR)-5-o-tolyl-1,3,3a,4,5,7a-hexahydroisobenzofuran-4-yl)-methanone