作者:Manfred T. Reetz、Dirk Röhrig、Klaus Harms、Gernot Frenking
DOI:10.1016/s0040-4039(00)78492-9
日期:1994.11
Chiral gamma-N,N-dibenzylamino-substituted alpha,beta-unsaturated carboxylic acid esters and dicarboxylic acid esters, prepared in enantiomerically pure form from L-amino acids, under go diastereoselective Michael addition reactions with nitrogen nucleophiles of the type Me(3)SiNHOSiMe(3) and CH3NNOH; the products are novel beta-amino hydroxylamine derivatives having two defined stereogenic centers.