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{"term":{"metadata":{"id":"02506","doi":"10.1351\/goldbook.F02506","code":"F02506","status":"current","longtitle":"IUPAC Gold Book - fragmentation","title":"fragmentation","contexts":[],"index":null,"version":"2.3.3","lastupdated":"2014-02-24"},"definitions":{"definition":[{"id":"1","text":"The heterolytic cleavage of a molecule according to the general reaction: [image: Not defined] where a-b is an electrofuge and X is a nucleofuge (which may emerge from the reaction in combined form), and the middle group affords the unsaturated fragment c=d. For example, [image: Not defined]","contexts":{"in":[],"of":[]},"chemicals":[{"type":"chemimage","title":"Not defined","file":"F02506-1.png"},{"type":"chemimage","title":"Not defined","file":"F02506-2.png"}],"links":[{"type":"internal","url":"http:\/\/dev.goldbook.iupac.org\/terms\/view\/H02809"},{"type":"internal","url":"http:\/\/dev.goldbook.iupac.org\/terms\/view\/E01965"},{"type":"internal","url":"http:\/\/dev.goldbook.iupac.org\/terms\/view\/N04246"}],"math":[],"sources":[]},{"id":"2","text":"The breakdown of a radical into a diamagnetic molecule or ion and a smaller radical, e.g. [image: Not defined] [image: Not defined]","contexts":{"in":[],"of":[]},"chemicals":[{"type":"chemimage","title":"Not defined","file":"F02506-3.png"},{"type":"chemimage","title":"Not defined","file":"F02506-4.png"}],"links":[{"type":"internal","url":"http:\/\/dev.goldbook.iupac.org\/terms\/view\/R05066"},{"type":"goldify","url":"http:\/\/dev.goldbook.iupac.org\/terms\/view\/D01668"}],"math":[],"sources":[]},{"id":"3","text":"The breakdown of a radical ion in a mass spectrometer or in solution, forming an ion of lower molar mass and a radical, e.g. [image: Not defined]","contexts":{"in":[],"of":[]},"chemicals":[{"type":"chemimage","title":"Not defined","file":"F02506-5.png"}],"links":[{"type":"internal","url":"http:\/\/dev.goldbook.iupac.org\/terms\/view\/R05073"},{"type":"goldify","url":"http:\/\/dev.goldbook.iupac.org\/terms\/view\/M03732"}],"math":[],"sources":[]}]},"sources":null,"links":{"html":"http:\/\/dev.goldbook.iupac.org\/terms\/view\/F02506\/html","json":"http:\/\/dev.goldbook.iupac.org\/terms\/view\/F02506\/json","xml":"http:\/\/dev.goldbook.iupac.org\/terms\/view\/F02506\/xml","plain":"http:\/\/dev.goldbook.iupac.org\/terms\/view\/F02506\/plain","pdf":"http:\/\/dev.goldbook.iupac.org\/terms\/view\/F02506\/pdf","originalpdf":"http:\/\/iupac.org\/goldbook\/F02506.pdf"},"citeas":"IUPAC. Compendium of Chemical Terminology, 2nd ed. (the \"Gold Book\"). Compiled by A. D. McNaught and A. Wilkinson. Blackwell Scientific Publications, Oxford (1997). XML on-line corrected version: http:\/\/goldbook.iupac.org (2006-) created by M. Nic, J. Jirat, B. Kosata; updates compiled by A. Jenkins. ISBN 0-9678550-9-8. https:\/\/doi.org\/10.1351\/goldbook.","license":"Licensed under Creative Commons Attribution-NoDerivatives (CC-BY-ND) 4.0 International (https:\/\/creativecommons.org\/licenses\/by-nd\/4.0\/)","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":"2022-01-22T23:32:07+00:00"}}