2,3,3aβ,4,4aα,5,6,7,8,8a,9,9aβ-dodecahydro-5α-hydroxy-8aβ-methyl-2-oxonaphtho<2,3-b>furan-3-carboxylic acid methyl ester 在
jones reagent 作用下,
以
丙酮 为溶剂,
反应 1.0h,
以93%的产率得到2,3,3aβ,4,4aα,5,6,7,8,8a,9,9aβ-dodecahydro-8aβ-methyl-2,5-dioxonaphtho<2,3-b>furan-3-carboxylic acid methyl ester