Term: carrier atom
https://doi.org/10.1351/goldbook.C00861

Definition:
A participant atom which is neither core nor peripheral and which carries other groups to and from the molecule containing the core atom(s) but which does not itself become covalently attached to that molecule.

Related Terms:
1) core atom(s) (<em>in organic reaction mechanisms</em>) (http://doi.org/10.1351/goldbook.C01341).

Source: PAC, 1989, 61, 23. 'System for symbolic representation of reaction mechanisms (Recommendations 1988)' on page 27 (https://doi.org/10.1351/pac198961010023)

Citation: 'carrier atom' 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.C00861

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