beta-Hydroxyalkynones 1, readily available from the corresponding beta-hydroxyesters, are reduced by DIBAL-H in THF at -78-degrees with good selectivity to syn-diols 2.
beta-Hydroxyalkynones 1, readily available from the corresponding beta-hydroxyesters, are reduced by DIBAL-H in THF at -78-degrees with good selectivity to syn-diols 2.