Terms sourced from: 10.1351/pac199365061357

"Revised nomenclature for radicals, ions, radical ions and related species (IUPAC Recommendations 1993)", Powell, W.H., Pure and Applied Chemistry 1993, 65(6), 1357

acyl species alcohols amidium ions amine imides aminooxyl radicals aminoxides aminoxyl radicals ammoniumyl radical ions amides imidogens nitrenes