Synthesis and utilisation of chiral 3-N-benzyl-N-methylaminoperhydropyrrolo-[2,1-c][1,4]oxazin-4-one as a novel precursor for the enantioselective synthesis of alpha-amino acids and their N-methyl derivatives
G. Pandey et P. Das, Synthesis and utilisation of chiral 3-N-benzyl-N-methylaminoperhydropyrrolo-[2,1-c][1,4]oxazin-4-one as a novel precursor for the enantioselective synthesis of alpha-amino acids and their N-methyl derivatives, J INDIAN CH, 75(10-12), 1998, pp. 634-639
alpha-Amino acids and their N-methyl derivatives pre synthesised in good op
tical purity by the nucleophilic alkylation of chiral 3-N-benzyl-N-methylam
inoperhydropyrrolo[2,1-c][1,4]oxazin-4-one (1). The chiral auxiliary, L-pro
linol, is isolated In recyclable form.