甲醇 、
(1S,4R,7S,8S,9S)-(+)-9-Acetoxy-1,4,8-trimethyl-2-oxabicyclo[5.4.0]undecan-3-one 在
potassium carbonate 作用下,
以
水 为溶剂,
生成 methyl (2R)-4-[(1S,2S,5S,6S)-2,5-dihydroxy-2,6-dimethylcyclohexyl]-2-methylbutanoate 、
methyl (2R)-4-[(1S,2S,5S,6S)-5-acetyloxy-2-hydroxy-2,6-dimethylcyclohexyl]-2-methylbutanoate