Yang photocyclization

https://doi.org/10.1351/goldbook.YT07500
@[email protected] @[email protected] of @[email protected] of different sizes (1,4-, 1,5-, 1,6-, 1,7-, 1,[email protected]@, as well as very remote @[email protected]) formed through @[email protected] hydrogen @[email protected] by an excited ketone, yielding cyclic @[email protected] of different sizes.
Source:
PAC, 2007, 79, 293. (Glossary of terms used in photochemistry, 3rd edition (IUPAC Recommendations 2006)) on page 441 [Terms] [Paper]