core atom

in organic reaction mechanisms
https://doi.org/10.1351/goldbook.C01341
The primary @R05227@ in a mechanistic change; usually either of the two atoms of a transformed multiple bond or the single atom at which substitution occurs.
Source:
PAC, 1989, 61, 23. (System for symbolic representation of reaction mechanisms (Recommendations 1988)) on page 55 [Terms] [Paper]
Citation: 'core atom' 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.C01341 RIS BibTex EndNote
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Last revised: February 24, 2014