Direct enantioselective synthesis of syn-1,3-diols by the reaction of aldehydes with enol silyl ethers in the presence of a chiral borane complex. Successive asymmetric aldol reaction and asymmetric reduction with one promoter

Article abstract of DOI:10.1016/S0040-4039(00)73125-X

A stoichiometric amount of the chiral borane 1 turned out to successively promote the asymmetric aldol reaction of aldehydes with enol silyl ethers and the following asymmetric reduction in one pot to afford syn-1,3-diols with high enantioselectivity.