Term: isoconjugate systems
https://doi.org/10.1351/goldbook.IT07059

Definition:
Molecular entities with similar conjugate networks which have the same number of π-electrons, e.g. cyclopentadienide anion and pyrrole or benzene and pyridine.

Related Terms:
1) anion (http://doi.org/10.1351/goldbook.A00358).

Source: PAC, 1999, 71, 1919. 'Glossary of terms used in theoretical organic chemistry' on page 1947 (https://doi.org/10.1351/pac199971101919)

Citation: 'isoconjugate systems' 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.IT07059

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