2-(1-(2,6,6-trimethylcyclohex-1-enyl)pent-4-en-2-yloxy)acetic acid                                                                                                                                                              在
                                                                                                                                                                                 [1,2-bis-(phenylsulfinyl)ethane]palladium(II) acetate   、                                                                                                  (1R,2R)-(-)-[1,2-cyclohexanediamine-N,N'-bis(3,5-di-tert-butylsalicylidine)] chromium(III) chloride   、                                                                                                  
对苯醌                                                                                                                                  作用下,
                                                                                                                以
                                                                                         
1,4-二氧六环                                                                                  为溶剂,
                                                                                                                                                    反应 72.0h,
                                                                                                                生成                                                 anti-(5RS,6RS)-5-((2,6,6-trimethylcyclohex-1-en-1-yl)methyl)-6-vinyl-1,4-dioxan-2-one   、                                                                                             syn-(5RS,6SR)-5-((2,6,6-trimethylcyclohex-1-en-1-yl)methyl)-6-vinyl-1,4-dioxan-2-one