(5R,6S,8S)-2-Methoxy-3,8-dimethyl-5-((S)-1-methyl-but-3-enyl)-5,6,7,8-tetrahydro-naphthalene-1,4,6-triol 在
cerium(III) chloride 、
air 作用下,
以
甲醇 为溶剂,
生成 (5R,6S,8S)-6-hydroxy-2-methoxy-3,8-dimethyl-5-[(2S)-pent-4-en-2-yl]-5,6,7,8-tetrahydronaphthalene-1,4-dione