(2S,3E)-4-[(1R,5R)-2,5,6,6-tetramethylcyclohex-2-en-1-yl]but-3-en-2-ol acetate 在
xylene 作用下,
以
异丙醇 为溶剂,
生成 (2S,3Z)-4-[(1R,3R)-2,2,3-trimethyl-6-methylidenecyclohexyl]but-3-en-2-ol acetate 、 (2S,3E)-4-[(1R,3R)-2,2,3-trimethyl-6-methylidenecyclohexyl]but-3-en-2-ol acetate