6-Hydroxy-2-[(3E,5E)-7-(2-methoxy-ethoxymethoxy)-2,2-dimethyl-hepta-3,5-dienyl]-6H-pyran-3-one 在
对苯二酚 作用下,
以
甲苯 为溶剂,
反应 48.0h,
生成 (+/-)-(1S,2S,4aR,7R,8aR)-7-hydroxy-2-{[(2-methoxyethoxy)methoxy]methyl}-5,5-dimethyl-8-oxo-1,2,4a,5,6,7,8,8a-octahydronaphthalene-1-carbaldehyde