Quarterly Journal of the Chemical Society of London, Volume 1 |
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Page 314
... calculated oscillator strengths are , however , in approximate agreement with the intensi- ties of the observed bands given in Table 1. First , all f's are calculated to be small , and this agrees with the observed low extinction ...
... calculated oscillator strengths are , however , in approximate agreement with the intensi- ties of the observed bands given in Table 1. First , all f's are calculated to be small , and this agrees with the observed low extinction ...
Page 683
... calculated by the method of McWeeny 2 or the equiva- lent method of Pople.19 * Some of the geometric factors , ( ri ) , could have been obtained from the tables of Johnson and Bovey ? but most of those required for the larger molecules ...
... calculated by the method of McWeeny 2 or the equiva- lent method of Pople.19 * Some of the geometric factors , ( ri ) , could have been obtained from the tables of Johnson and Bovey ? but most of those required for the larger molecules ...
Page 808
... calculated for 110 ° was 3.08 D , appreciably higher than that given in Table 3 without this mesomeric contri- bution . Calculations showed that even when allowance is made for mesomeric and inductive moments the con- clusions regarding ...
... calculated for 110 ° was 3.08 D , appreciably higher than that given in Table 3 without this mesomeric contri- bution . Calculations showed that even when allowance is made for mesomeric and inductive moments the con- clusions regarding ...
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