Asymmetric synthesis of mellein methyl ether: use of ortho-toluate carbanions generated by chiral bases
作者:Andrew C. Regan、James Staunton
DOI:10.1039/c39830000764
日期:——
An ortho-toluatecarbaniongenerated from (2) by the chiral lithium amide base of (6), (7), or (11) undergoes an enantioselective aldol-type reaction with acetaldehyde to give melleinmethylether (3), in up to 53% enantiometric excess.