Estimation of the R-H bond energy from the activation energy for the reaction RH + O2 → R· + HO2·
✍ Scribed by E. T. Denisov; L. N. Denisova
- Publisher
- John Wiley and Sons
- Year
- 1976
- Tongue
- English
- Weight
- 313 KB
- Volume
- 8
- Category
- Article
- ISSN
- 0538-8066
No coin nor oath required. For personal study only.
✦ Synopsis
Since the activation energy for the reaction R H + 0 2 -+ R . + HO; is very close to its endothermicity, the R-H bond energy can be calculated from the activation energy for free radical formation by the reaction R H + 0 2 . The relation between Ei and QR-H was found empirically after measuring Ei by the method of inhibitors for the oxidation of cyclohexane, n-heptane, and toluene:
The values of QR-H are calculated from these and earlier experimental data for five hydrocarbons, five phenols, and four aromatic amines.
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