(3aS,5R,6R,9aR,9bS)-5-Benzoyloxy-6,9a-dimethyl-3,9-dioxo-dodecahydro-naphtho[1,2-c]furan-6-carboxylic acid 在
sodium hydroxide 作用下,
反应 4.0h,
以63%的产率得到(3aR,5R,6R,9aR,9bS)-5-Hydroxy-6,9a-dimethyl-3,9-dioxo-dodecahydro-naphtho[1,2-c]furan-6-carboxylic acid