Control of the enantiomeric purity and correlation with the absolute configuration of N-protected 2-cyanoglycinates
作者:Piétrick Hudhomme、Guy Duguay
DOI:10.1016/s0957-4166(00)80429-2
日期:1993.8
The enantiomeric purity of substituted N-phthaloyl-2-cyanoglycine methyl esters obtained by resolution of covalent diastereoisomers was easily established by measuring the shift separation of signals using Eu(hfc)3. A correlation with the absolute configuration of enantiomers was observed.