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The ultraviolet absorption spectrum of tert-butyl radicals and the rate constant for their recombination

✍ Scribed by D.A. Parkes; C.P. Quinn


Publisher
Elsevier Science
Year
1975
Tongue
English
Weight
633 KB
Volume
33
Category
Article
ISSN
0009-2614

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📜 SIMILAR VOLUMES


Rate constants for the reaction of tert-
✍ H.-R. Dütsch; H. Fischer 📂 Article 📅 1981 🏛 John Wiley and Sons 🌐 English ⚖ 699 KB

## Abstract The decay of photochemically generated __tert__‐butyl radicals in methylcyclopentane solutions containing chloroform is studied by time‐resolved ESR spectroscopy. In the pure solvent it perfectly follows the second‐order rate law for radical self‐termination. Increasing chloroform conce

The rate constant for the recombination
✍ A. B. Vakhtin 📂 Article 📅 1996 🏛 John Wiley and Sons 🌐 English ⚖ 639 KB

The high-pressure rate constant of the CF, + CF, + C,F, reaction at T = 296 K was rneasured i n the pulse photolysis ( A = 694 3 nm ruby laser) of CF, NO in the presence of NO by means of the time-resolved detection of CF,NO by the intracavity absorption of He-Ne laser radiation ( A = 632 8 nrn) The

Nucleophilic character of the tert-butyl
✍ H. R. Dütsch; H. Fischer 📂 Article 📅 1982 🏛 John Wiley and Sons 🌐 English ⚖ 254 KB 👁 1 views

## Abstract The decay of photochemically generated __tert__‐butyl radicals is studied at 48°C in 11 __m__‐ and __p__‐substituted toluenes by time‐resolved electron spin resonance spectroscopy. It is governed by the second‐order self‐termination perturbed by a pseudo‐first‐order reaction of the radi

Yet another direct measurement of the ra
✍ F. C. James; J. P. Simons 📂 Article 📅 1974 🏛 John Wiley and Sons 🌐 English ⚖ 194 KB 👁 1 views

## Abstract The decaying absorption of CH~3~ radicals at 216.4 nm has been followed over more than three half‐lives using a photoelectric split‐beam kinetic spectrometer. The rate constant for recombination __k__~r~ was found to be (5.60 ± 0.76) × 10^−11^ cm^3^/molecule·s.

Rate constants for the bimolecular self-
✍ D. Griller; K. U. Ingold 📂 Article 📅 1974 🏛 John Wiley and Sons 🌐 English ⚖ 188 KB 👁 1 views

## Abstract A competitive method involving the direct measurement of radical concentrations by EPR spectroscopy has been used to show that in solution at 25°C the rate constants for the bimolecular self‐reactions of ethyl, isopropyl, __tert__‐butyl, cyclopentyl, and trichloromethyl are all approxim

A quantitative study of alkyl radical re
✍ Hiroyuki Adachi; N. Basco; D. G. L. James 📂 Article 📅 1979 🏛 John Wiley and Sons 🌐 English ⚖ 558 KB

## Abstract Intrinsic spectral and kinetic parameters have been measured for the ethyl radical, which was formed in the gas phase by the flash photolysis of azoethane. Absolute values of the extinction coefficient ϵ(λ) were derived from complementary measurements of the yield of nitrogen and the ab