α-expulsion

in photochemistry
https://doi.org/10.1351/goldbook.E00008
A general reaction by which a group attached to the alpha carbon of an excited @C01076@ is expelled either as an odd electron species or as an anionic species. This reaction should be distinguished from an @A00004@.
Source:
PAC, 1988, 60, 1055. (Glossary of terms used in photochemistry (Recommendations 1988)) on page 1059 [Terms] [Paper]
Citation: 'α-expulsion' in IUPAC Compendium of Chemical Terminology, 3rd ed. International Union of Pure and Applied Chemistry; 2006. Online version 3.0.1, 2019. https://doi.org/10.1351/goldbook.E00008 RIS BibTex EndNote
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Last revised: February 24, 2014