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fragmentation
  1. The heterolytic cleavage of a molecule according to the general reaction:
    F02506-1
    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,
    F02506-2
  2. The breakdown of a radical into a diamagnetic molecule or ion and a smaller radical, e.g.
    F02506-3
    F02506-4
  3. 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.
    F02506-5
Source:
PAC, 1994, 66, 1077 (Glossary of terms used in physical organic chemistry (IUPAC Recommendations 1994)) on page 1116
InChI=1/BrH/h1H/p-1/fBr/h1h/q-1
InChI=1/C4H10O/c1-4(2,3)5/h5H,1-3H3/p+1/fC4H11O/h5H/q+1
InChI=1/C3H6O/c1-3(2)4/h1-2H3/p+1/fC3H7O/h4H/q+1
InChI=1/CH3/h1H3
InChI=1/C20H16O2/c21-19(22)20(16-10-4-1-5-11-16,17-12-6-2-7-13-17)18-14-8-3-9-15-18/h1-15H,(H,21,22)/f/h21H
InChI=1/p+1/fH/q+1
InChI=1/C19H15/c1-4-10-16(11-5-1)19(17-12-6-2-7-13-17)18-14-8-3-9-15-18/h1-15H/q+1
InChI=1/CH2O/c1-2/h1H2
InChI=1/C4H9O/c1-4(2,3)5/h1-3H3
InChI=1/C3H6O/c1-3(2)4/h1-2H3
InChI=1/CH3/h1H3
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Cite as: IUPAC Compendium of Chemical Terminology, Electronic version, http://goldbook.iupac.org/F02506.html.
Transformed and rewritten from PDF version (entry http://www.iupac.org/goldbook/F02506.pdf)
by: Miloslav Nic, Jiri Jirat, Bedrich Kosata, ICT Prague, Czech Republic
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