Reverse Cope Eliminations. Pyrrolidine and Piperidine N-Oxides by Intramolecular Addition of N,N-Disubstituted Hydroxylamines to Unactivated Double Bonds

Article abstract of DOI:10.1021/jo00297a011

N-(4-Pentenyl)- and N-(5-hexenyl)-N-methylhydroxylamine and some of their derivatives cyclize under mild conditions in a concerted reverse Cope elimination to give 2-alkylpyrrolidine and 2-alkylpiperidine N-oxides.