nor-

https://doi.org/10.1351/goldbook.N04210
Affix used to denote the elimination of one methylene group from a side chain of a parent structure (including a methyl group).
Source:
Blue Book, p. 497 [Terms] [Book]
Citation: 'nor-' in IUPAC Compendium of Chemical Terminology, 5th ed. International Union of Pure and Applied Chemistry; 2025. Online version 5.0.0, 2025. https://doi.org/10.1351/goldbook.N04210 RIS BibTex EndNote
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