Photochemical Generation and Methanol Trapping of Localized 1,3 and 1,4 Singlet Diradicals Derived from a Spiroepoxy-Substituted Cyclopentane-1,3-diyl
โ Scribed by Abe, Manabu; Adam, Waldemar; Nau, Werner M.
- Book ID
- 126289406
- Publisher
- American Chemical Society
- Year
- 1998
- Tongue
- English
- Weight
- 140 KB
- Volume
- 120
- Category
- Article
- ISSN
- 0002-7863
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๐ SIMILAR VOLUMES
Non-conjugated tetraynes 1 undergo thennal intmmolecul~ cyclization to non-benzenoiddiradicals (23) followed by radical cycloaromatization at 25 ~C to provide 7-dehydro-5H-benzo[d]fluoreno[3,2-b]pyran monoradical (2 4) and alkyl radicals (2 5). Hydrogen abstraction of 2 4 gives 5H-benzo[d] fluoreno[
Cycloaromatization of a Non-Conjugated Polyenyne System: Synthesis of 5H-Benzo(d)fluoreno(3,2-b)pyrans via Diradicals Generated from 1-(2-(4-(2-Alkoxymethylphenyl)butan-1,3diynyl))phenylpentan-2,4-diyn-1-ols and Trapping Evidence for the 1,2-Didehydrobenzene Diradical. -Mild thermolysis of the tetr
## Abstract For Abstract see ChemInform Abstract in Full Text.