Complete 2,5-diastereocontrol in the organocatalytic enantioselective [3+2] cycloaddition of enals with azomethine ylides derived from α- iminocyanoacetates: Asymmetric synthesis of pyrrolidines with four stereocentres

1. Reboredo, S.
2. Vicario, J.L.
3. Badía, D.
4. Carrillo, L.
5. Reyes, E.