4 – Efficient Enantiomeric Synthesis of Pyrrolidine and Piperidine Alkaloids from Tobacco

Felpin, F.-X.; Girard, S.; Vo Thanh, G.; Robins, R. J.; Villieras, J.; Lebreton, J.
J. Org. Chem. 2001, 66, 6305-6312