Norrish Type II photoreaction

https://doi.org/10.1351/goldbook.N04218
@I03130@ @A00045@ of a γ-hydrogen by an excited carbonyl compound to produce a 1,4-diradical as a primary photoproduct.
Note:
An example is:
N04218.png
Source:
PAC, 2007, 79, 293. (Glossary of terms used in photochemistry, 3rd edition (IUPAC Recommendations 2006)) on page 375 [Terms] [Paper]
Cite as: IUPAC. Compendium of Chemical Terminology, 2nd ed. (the "Gold Book"). Compiled by A. D. McNaught and A. Wilkinson. Blackwell Scientific Publications, Oxford (1997). Online version (2019-) created by S. J. Chalk. ISBN 0-9678550-9-8. https://doi.org/10.1351/goldbook.
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Last revised: February 24, 2014