https://doi.org/10.1351/goldbook.P04614
A photorearrangement of aryl or acyl esters to give the-rearranged product (as well as the-rearranged product):
Source:
PAC, 1996, 68, 2223. (Glossary of terms used in photochemistry (IUPAC Recommendations 1996)) on page 2261 [Terms] [Paper]