Quarterly Journal of the Chemical Society of London, Volume 1 |
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Page 303
... transition state , in cal mol - 1 at 298 K TABLE 6 Calculation of free energies of transfer ( on. efficients for reaction ( 1 ) on the mole fraction scale , together with the corresponding values of 8AG and AG ( p - Tr ) with ethyl ...
... transition state , in cal mol - 1 at 298 K TABLE 6 Calculation of free energies of transfer ( on. efficients for reaction ( 1 ) on the mole fraction scale , together with the corresponding values of 8AG and AG ( p - Tr ) with ethyl ...
Page 305
... transition state , and the species ( Et , N ++ I ) and ( Et , N + I ) at 298 K 13433078 AG1 / kcal mol - 1 13.5 0 -8.6 -8.9 -10.4 -11.4 - 12.2 No. Solvent Ε p - Tr Hexane 1.9 4-7 Et , N + Et , N + I + I- ( 9.0 ) a Benzene 2.3 0.7 ≥1.7 ...
... transition state , and the species ( Et , N ++ I ) and ( Et , N + I ) at 298 K 13433078 AG1 / kcal mol - 1 13.5 0 -8.6 -8.9 -10.4 -11.4 - 12.2 No. Solvent Ε p - Tr Hexane 1.9 4-7 Et , N + Et , N + I + I- ( 9.0 ) a Benzene 2.3 0.7 ≥1.7 ...
Page 1208
... transition state . The strain energy of tetrahydrofuran itself is 5.63 kcal . mole - 1.4 If the transition state closely resembled the tetrahedral intermediate it would have at least this amount of strain energy with a corresponding ...
... transition state . The strain energy of tetrahydrofuran itself is 5.63 kcal . mole - 1.4 If the transition state closely resembled the tetrahedral intermediate it would have at least this amount of strain energy with a corresponding ...
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