<1R-(1α,2α,3α,4α,5α)>-1-<<(tert-Butyldimethylsilyl)oxy>methyl>-2,3-(isopropylidenedioxy)-6-oxabicyclo<3.1.0>hexan-4-ol 、
异氰酸基甲酸苯酯 生成
<3aR-(3aα,4α,5β,6β,6aα)>-4-<<(tert-Butyldimethylsilyl)oxy>methyl>-5,6-(isopropylidenedioxy)-2-oxo-3a,5,6,6a-tetrahydro-4H-cyclopentoxazol-4-ol