nucleofuge

https://doi.org/10.1351/goldbook.N04246
A leaving group that carries away the bonding electron pair. For example, in the hydrolysis of an alkyl chloride, Cl− is the nucleofuge. The tendency of atoms or groups to depart with the bonding electron pair is called nucleofugality. The adjective is nucleofugal.
See also: electrofuge, nucleophile
Source:
PAC, 1994, 66, 1077. (Glossary of terms used in physical organic chemistry (IUPAC Recommendations 1994)) on page 1145 [Terms] [Paper]
Citation: 'nucleofuge' 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.N04246 RIS BibTex EndNote
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