Construction of an enantiomerically pure cis-fused 7-oxabicyclo[4.3.0]nonan-3-one skeleton. Synthesis of (1S,6R,8R,9R)-8,9-(isopropylidenedioxy)-7-oxabicyclo[4.3.0]nonan-3-one from D-allose
Construction of an enantiomerically pure cis-fused 7-oxabicyclo[4.3.0]nonan-3-one skeleton. Synthesis of (1S,6R,8R,9R)-8,9-(isopropylidenedioxy)-7-oxabicyclo[4.3.0]nonan-3-one from D-allose