Synthesis and NMR spectroscopic studies of optically active derivatives of γ-aminobutenoic acids and 2-amino-pyrrolin-4-ones

Article abstract of DOI:10.1002/jhet.5570380416

An efficient method for the preparation of optically active derivatives of γ-amino-butenoic acids and their cyclic derivatives, 2-amino-pyrrolin-4-ones, from α-amino acids is described. Partial racemization accompanies the formation of initial unsaturated