4-tert-butyl-5-(2-hydroxy-1,1'-binaphthyl-5-yl)-3,3-dimethyl-2,3-dihydrofuran 在
氧气 、 tetraphenylporphyrin 作用下,
以
二氯甲烷 为溶剂,
反应 1.0h,
生成 5-tert-butyl-1-(2-hydroxy-1,1'-binaphthyl-5-yl)-4,4-dimethyl-2,6,7-trioxabicyclo[3.2.0]heptane 、 5-tert-butyl-1-(2-hydroxy-1,1'-binaphthyl-5-yl)-4,4-dimethyl-2,6,7-trioxabicyclo[3.2.0]heptane