ethyl 7'-(ethanoyloxy)-6'-oxo-3',4',6',7',8',8a'-hexahydro-1'H-spiro[[1,3] dioxolane-2,2'-naphthalene]-8a'-carboxylate 在
sodium tetrahydroborate 、 cerium(III) chloride heptahydrate 作用下,
以
乙醇 、
二氯甲烷 为溶剂,
反应 1.0h,
以59%的产率得到ethyl 7'-(ethanoyloxy)-6'-hydroxy-3',4',6',7',8',8a'-hexahydro-1'H-spiro[[1,3] dioxolane-2,2'-naphthalene]-8a'-carboxylate