Rate constants have been determined for the reactions of SO4with a series of alkanes and ethers. The SO, radical was produced by the laser-flash photolysis of persulfate, SZO: -. For methane, only an upper limit of 1 x lo6 M-' s-\* could be determined. For ethane, propane, and 2-methylpropane, rate
Rate constants for hydrogen abstraction reactions of the sulfate radical, SO4-: experimental and theoretical results for cyclic ethers
โ Scribed by Huie, Robert E.; Clifton, Carol L.; Kafafi, Sherif A.
- Book ID
- 120624844
- Publisher
- American Chemical Society
- Year
- 1991
- Tongue
- English
- Weight
- 587 KB
- Volume
- 95
- Category
- Article
- ISSN
- 0022-3654
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๐ SIMILAR VOLUMES
Rate constants have been determined for the reactions of SO4with a series of alcohols, including hydrated formaldehyde. The SO,radical was produced by the laserflash photolysis of persulfate, Sz02-. Rate constants for the reactions of SO4with alcohols range from 1.0 x lo7 for methanol to 3.4 x 10' M
Rate constants have been measured in aqueous solutions for the reactions of the carbonate radical, COs'-, with several saturated alcohols and one cyclic ether as a function of temperature. Arrhenius pre-exponential factors ranged from 2 X lo8 to 1 X lo9 e mol-' s-l and activation energies ranged fr
An important step in the initial oxidation of hydrocarbons at low to intermediate temperatures is the abstraction of H by hydroperoxyl radical (HO(2)). In this study, we calculate energy profiles for the sequence: reactant + HO(2) โ [complex of reactants] โ transition state โ [complex of products] โ