V. Kashparova, E. Kagan, I. S. Kashparov
Apr 1, 2002
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Journal
Russian Journal of Applied Chemistry
Abstract
Diazotization of 4-amino-2,2,6,6-tetramethylpiperidine in acetic or sulfuric acid affords 2,2,6,6- tetramethyl-1,2,3,6-tetrahydropyridine in high yield. Under the same conditions, the corresponding nitroxyl radical transforms into 4-hydroxy-2,2,6,6-tetramethylpiperidine-1-oxyl.