methyl (3aR,4R,6S,6aS)-6-(hydroxymethyl)-4-(1H-indol-2-yl)-2,2-dimethyl-6,6a-dihydro-4H-furo[3,4-d][1,3]dioxole-3a-carboxylate 在
间氯过氧苯甲酸 作用下,
以
二氯甲烷 为溶剂,
反应 1.5h,
生成 methyl (1'S,2'S,6'S,7'S)-4',4'-dimethyl-3-oxospiro[1H-indole-2,10'-3,5,9,11-tetraoxatricyclo[5.3.1.02,6]undecane]-2'-carboxylate