nitroxides

Nitroxide is the parent name used by Chemical Abstracts Service for H2N–O., e.g. (ClCH2)2N–O. bis(chloromethyl) nitroxide. The IUPAC name is bis(chloromethyl)aminoxyl. Nitroxides should not be used as a class name for aminoxyl radicals.
See: aminoxyl radicals
Source:
PAC, 1995, 67, 1307 (Glossary of class names of organic compounds and reactivity intermediates based on structure (IUPAC Recommendations 1995)) on page 1352