Asymmetric [2,3]-Wittig Rearrangement Involving a Chiral Ester Enolate Terminus. A Chiral Synthesis of<i>erythro</i>-α-Hydroxy-β-alkyl Carboxylic Acid Derivatives
作者:Osamu Takahashi、Koichi Mikami、Takeshi Nakai
DOI:10.1246/cl.1987.69
日期:1987.1.5
The title rearrangement of the (E-2-alkenyloxy)acetic esters derived from (−)-8-phenylmenthol has been shown to afford the corresponding 3-alkyl-2-hydroxy-4-pentenoic ester with an extremely high level of diastereoface selection (95–97% de) along with a high erythro selectivity (90–93%).