(6',7'-dihydroxy-3',4',6',7',8',8a'-hexahydro-2'H-spiro[[1,3]dioxolane-2,1'-naphthalene]-8a'-yl) methyl pivalate 在
lead(IV) tetraacetate 作用下,
以
甲苯 为溶剂,
反应 0.08h,
以88%的产率得到[(1'R,6'R,8'R)-spiro[1,3-dioxolane-2,5'-9,12-dioxatricyclo[6.3.1.01,6]dodec-10-ene]-6'-yl]methyl 2,2-dimethylpropanoate