(2E,6Z,8E)-9-[(1'S,2'R,4'S)-1',2'-epoxy-4'-hydroxy-2',6',6'-trimethylcyclohex-1'-yl]-7-methoxycarbonyl-3-methylnona-2,6,8-trien-4-yn-1-ol 在
manganese(IV) oxide 作用下,
以
乙醚 为溶剂,
反应 0.17h,
生成
methyl (2Z,6E)-2-[(E)-2-[(1S,4S,6R)-4-hydroxy-2,2,6-trimethyl-7-oxabicyclo[4.1.0]heptan-1-yl]ethenyl]-6-methyl-8-oxoocta-2,6-dien-4-ynoate