Quarterly Journal of the Chemical Society of London, Volume 1 |
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Page 1195
... [ equation ( 3 ) ] . Finally a plot of kobs . vs. [ ( I ) ] at constant [ Et , N ] also gives a straight line of positive intercept [ equation ( 4 ) ] and thus Robs . may be represented by equation ( 5 ) , Robs . Robs./[Et,N ] = 370 ...
... [ equation ( 3 ) ] . Finally a plot of kobs . vs. [ ( I ) ] at constant [ Et , N ] also gives a straight line of positive intercept [ equation ( 4 ) ] and thus Robs . may be represented by equation ( 5 ) , Robs . Robs./[Et,N ] = 370 ...
Page 1223
... equation , and its validity judged from the fit of the modified equation with experimental data . Wells , Ehrenson , and Taft 7 have criticised the second method as arbitrarily mixing theory and empiricism . In practice solution of equation ...
... equation , and its validity judged from the fit of the modified equation with experimental data . Wells , Ehrenson , and Taft 7 have criticised the second method as arbitrarily mixing theory and empiricism . In practice solution of equation ...
Page 1225
... equation ( 9 ) ; all four functional forms of X were used , together with σ and σ values . Y was taken as the atom - atom The NSE values for this correlation polarisability я . are listed in Table 3. + Values give slightly better fits ...
... equation ( 9 ) ; all four functional forms of X were used , together with σ and σ values . Y was taken as the atom - atom The NSE values for this correlation polarisability я . are listed in Table 3. + Values give slightly better fits ...
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