Quarterly Journal of the Chemical Society of London, Volume 1 |
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Page 182
... Triethylborane was oxidized in the presence of variable amounts of iodine . Induction periods which were dependent upon the iodine - oxygen concentration ratio could be observed for the consumption of iodine , which was thereafter used ...
... Triethylborane was oxidized in the presence of variable amounts of iodine . Induction periods which were dependent upon the iodine - oxygen concentration ratio could be observed for the consumption of iodine , which was thereafter used ...
Page 183
... triethylborane and oxygen concentrations , an increase in iodine concentration increases the induc- tion time ( Figure 4 ) . ( c ) In most runs a detectable initial consumption of oxygen and a visible decrease in the iodine ...
... triethylborane and oxygen concentrations , an increase in iodine concentration increases the induc- tion time ( Figure 4 ) . ( c ) In most runs a detectable initial consumption of oxygen and a visible decrease in the iodine ...
Page 1188
... triethylborane Units of 10-13 mol ml - 1 s - 1 . • Given only in some typical runs .. TABLE 2 Pyrolysis of di - t - butyl peroxide in the presence of triethylborane a Units of 10-7 mol ml - 1 . Units of 10-13 mol ml - 1 s - 1 . The ...
... triethylborane Units of 10-13 mol ml - 1 s - 1 . • Given only in some typical runs .. TABLE 2 Pyrolysis of di - t - butyl peroxide in the presence of triethylborane a Units of 10-7 mol ml - 1 . Units of 10-13 mol ml - 1 s - 1 . The ...
Contents
Physical organic chemistry | 1 |
Contents | 6 |
Kinetics and mechanism of electrophilic substitution of heteroaromatic compounds Part XXIV Acid | 11 |
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A2 mechanism acetic acid-catalysed addition alcohol alkaline hydrolysis Amer analysis anion aqueous aromatic benzene benzoate bond bromine cal mol-1 calculated carbon atom carbonium ion carbonyl catalysis Chem Chemistry chlorine compounds concentration conjugate conjugate acid correlation deuterium diastereomers dienamines dioxan electron pairs energy entropies of activation epoxide equation esters ether ethylene exchange experimental Figure formation glycol H₂O hydrogen hydroxide hypochlorous acid indicate intramolecular isomer isotope effects k₁ k₂ ketone kinetic MeOH methanol methanolysis methiodide method methyl mixture mmHg mol-¹ molecular molecule n-pentyl n.m.r. spectra nitration nucleophilic observed obtained olefin oxidation oxygen p-xylene parameters perchloric acid Phys polar positive proton R. J. W. Le Fèvre radical rate coefficients rate constants ratio reaction constant reactivity relative resorcinol ring sodium solution solvent steric steric effects structure studied substituent substituted substrate t-butyl Table temperature Tetrahedron thiophen trans triethylborane values