Solvent and temperature effects in the electron transfer quenching of triplet states of aromatic hydrocarbons by nitrobenzenes
โ Scribed by H.A. Montejano; V. Avila; H.A. Garrera; C.M. Previtali
- Book ID
- 108043577
- Publisher
- Elsevier Science
- Year
- 1993
- Tongue
- English
- Weight
- 547 KB
- Volume
- 72
- Category
- Article
- ISSN
- 1010-6030
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Evidence rs presented that the excited singlet and triplet states of aromatic hydrocarbons are oxidised by methyi viologen (hlV2>. Rate constants for electron transfer from triplet naphthalene, anthracene, phenanthrene and fluoranthene are close to diffusion-controlled whereas those for triplet l-cy
The yield of singlet oxygen (@lo, ) in quenching of the triplets of 1.2.5.6dibenzanthracene. 1,2-benznnthncene. authracene. pyranthrene and duroquinone by oxygen has been studied using the laser photolysis technique. It ~3s found that in toluene @to2 = 1.0 + 0.1 and the quenching occurs via the ener