photo-Fries rearrangement 

https://doi.org/10.1351/goldbook.P04614
A @PT07460@ of aryl or acyl @E02219@ to give the-rearranged product (as well as the-rearranged product):
P04614.png
Source:
PAC, 1996, 68, 2223. (Glossary of terms used in photochemistry (IUPAC Recommendations 1996)) on page 2261 [Terms] [Paper]
Citation: 'photo-Fries rearrangement' in IUPAC Compendium of Chemical Terminology, 5th ed. International Union of Pure and Applied Chemistry; 2025. Online version 5.0.0, 2025. https://doi.org/10.1351/goldbook.P04614 RIS BibTex EndNote
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Last revised: February 24, 2014