New expedient route to both enantiomers of nonproteinogenic α-amino acid derivatives from the unsaturated 2-aza-bicyclo moiety

1. Alonso, D.A.
2. Bertilsson, S.K.
3. Johnsson, S.Y.
4. Nordin, S.J.M.
5. Södergren, M.J.
6. Andersson, P.G.