methyl (1S,2R,5S,6S,8S,10R)-5'-tert-butoxy-6'-methyl-9'-oxospiro
2,6.02,10>undecane>-1'-carboxylate 在
platinum(IV) oxide 氢气 作用下,
以
溶剂黄146 为溶剂,
反应 48.0h,
以56%的产率得到methyl (1S,2R,5S,6S,8S,10R)-5'-tert-butoxy-6,11,11-trimethyl-9-oxotetracyclo<6.2.1.02,6.02,10>undecane-1'-carboxylate