03287 IUPAC Gold Book - isolated double bonds 10.1351/goldbook.I03287 I03287 current 1 Those bonds which are neither conjugated nor cumulative as in or the B ring of conjugated https://goldbook.iupac.org/terms/view/C01267 cumulative https://goldbook.iupac.org/terms/view/C01437 Blue Book, p. 69 (https://www.acdlabs.com/iupac/nomenclature/) https://goldbook.iupac.org/terms/view/I03287/html https://goldbook.iupac.org/terms/view/I03287/json https://goldbook.iupac.org/terms/view/I03287/plain Citation: 'isolated double bonds' in IUPAC Compendium of Chemical Terminology, 5th ed. International Union of Pure and Applied Chemistry; 2025. Online version 5.0.0, 2025. 10.1351/goldbook.I03287 The IUPAC Gold Book is licensed under Creative Commons Attribution-ShareAlike CC BY-SA 4.0 International (https://creativecommons.org/licenses/by-sa/4.0/) for individual terms. If you are interested in licensing the Gold Book for commercial use, please contact the IUPAC Executive Director at executivedirector@iupac.org . The International Union of Pure and Applied Chemistry (IUPAC) is continuously reviewing and, where needed, updating terms in the Compendium of Chemical Terminology (the IUPAC Gold Book). Users of these terms are encouraged to include the version of a term with its use and to check regularly for updates to term definitions that you are using. 2026-05-15T02:43:08+00:00