New synthetic routes to optically active α-quaternary α-aryl amino acid derivatives via the diastereoselective Stevens and Sommelet–Hauser rearrangements
作者:Eiji Tayama、Kiwako Orihara、Hiroshi Kimura
DOI:10.1039/b811162f
日期:——
N-allylic alpha-aryl amino acid-derived ammonium salts and the Sommelet-Hauser rearrangement of N-benzylic alpha-alkyl amino acid-derived ammonium salts are shown to proceed with remarkably high levels of diastereoselectivity. The methods presented in this work provide new routes to opticallyactive alpha-quaternary alpha-aryl amino acid derivatives.