Synthesis of (–)-frontalin from the (2S,3R)-diol prepared from α-methylcinnamaldehyde and fermenting baker's yeast

Abstract
The synthesis of (–)-frontalin (13) from the (2S,3R)-diol (2b), through the intermediacy of the C5(3S,4S) methyl ketone (6) and of the C11 adduct (8), is reported.