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Report | Regular issue | Vol 19, No. 11, 1982, pp.2115-2117
Published online, 1st January, 1970
DOI: 10.3987/R-1982-11-2115
Novel Applications of the Modified Polonovski Reaction — II. Regiocontrolled Iminium Ion Formation

Mauri Lounasmaa and Ari Koskinen

*Laboratory of Organic Chemistry, Helsinki University of Technology, P.O. Box 6100,FIN-02015 HUT, Espoo, Finland


Suitably substituted α-piperidinoacetic esters can be transformed to either the corresponding endocyclic or exocyclic α-amino nitriles. The latter case is accompanied with decarboxylation.