Quarterly Journal of the Chemical Society of London, Volume 1 |
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Page 26
Chemical Society (Great Britain). TABLE 5 Tritium isotope effects on the reaction of diarylmethylenes ( p - X · C ̧H1 ) ... isotope effect ka / ko significantly greater than unity in the conversion of diphenylmethylene into diphenylmethyl t ...
Chemical Society (Great Britain). TABLE 5 Tritium isotope effects on the reaction of diarylmethylenes ( p - X · C ̧H1 ) ... isotope effect ka / ko significantly greater than unity in the conversion of diphenylmethylene into diphenylmethyl t ...
Page 29
... isotope effect on changing from a single alcohol to a mixture of two . While there is little if any change in the isotope ... effects 18 D. Bethell and R. D. Howard , Chem . Comm . , 1966 , 94 . 19 R. A. More O'Ferrall , W. K. Kwok , and ...
... isotope effect on changing from a single alcohol to a mixture of two . While there is little if any change in the isotope ... effects 18 D. Bethell and R. D. Howard , Chem . Comm . , 1966 , 94 . 19 R. A. More O'Ferrall , W. K. Kwok , and ...
Page 154
... effects as those in the benzoyl ring for attack at the keto - carbonyl group and allowing for the medium change from ... Isotope Effects . - The solvent isotope effects were examined for the alkaline hydrolysis of the 2- acetyl , 2 ...
... effects as those in the benzoyl ring for attack at the keto - carbonyl group and allowing for the medium change from ... Isotope Effects . - The solvent isotope effects were examined for the alkaline hydrolysis of the 2- acetyl , 2 ...
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