Carbonic acid benzyl ester 4-((5R,5aR,8aR,9R)-9-hydroxy-6-oxo-9-phenylethynyl-5,5a,6,8,8a,9-hexahydro-furo[3',4':6,7]naphtho[2,3-d][1,3]dioxol-5-yl)-2,6-dimethoxy-phenyl ester 在
palladium on activated charcoal
氢气 作用下,
以
乙酸乙酯 为溶剂,
反应 0.33h,
以45%的产率得到(5R,5aR,8aR,9R)-9-Hydroxy-5-(4-hydroxy-3,5-dimethoxy-phenyl)-9-phenethyl-5,8,8a,9-tetrahydro-5aH-furo[3',4':6,7]naphtho[2,3-d][1,3]dioxol-6-one