Title: nucleophilic chain polymerization Long Title: IUPAC Gold Book - nucleophilic chain polymerization DOI: 10.1351/goldbook.08982 Status: current Definition Chain polymerization in which the active centres are nucleophilic species. Note Anionic polymerization is an example of nucleophilic chain polymerization. Example Non-ionic nucleophilic species are nitrogen and sulfur lone pairs. Source - PAC, 2022, 94, 1093. 'Terminology for chain polymerization (IUPAC Recommendations 2021)' on page 1129 (https://doi.org/10.1515/pac-2020-1211) Other Outputs - html: https://goldbook.iupac.org/terms/view/08982/html - json: https://goldbook.iupac.org/terms/view/08982/json - xml: https://goldbook.iupac.org/terms/view/08982/xml Citation: Citation: 'nucleophilic chain polymerization' 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.08982 License: 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. Collection: If you are interested in licensing the Gold Book for commercial use, please contact the IUPAC Executive Director at executivedirector@iupac.org . Disclaimer: 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. Accessed: 2026-05-08T11:37:00+00:00