4,6-diallyl-2-benzoyl-3-hydroxy-5-methoxy-6-(2-(propan-2-ylidene)pent-4-enyl)cyclohexa-2,4-dienone 在
copper(II) acetate monohydrate 、
manganese(III) triacetate dihydrate 、
溶剂黄146 作用下,
反应 3.0h,
以76%的产率得到(1S,3R,5S,9S,11R,15S)-3-benzoyl-15-methoxy-13-methylidene-7-propan-2-ylidenepentacyclo[7.5.1.13,9.01,11.05,15]hexadecane-2,16-dione