Quarterly Journal of the Chemical Society of London, Volume 6 |
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Results 1-3 of 79
Page 1197
... increase of isotope effects is ob- served in the more reactive system ( Table 2 ) . Similar results have been obtained in isotopic studies on olefin- forming eliminations and have been interpreted accord- ing to plausible rules ...
... increase of isotope effects is ob- served in the more reactive system ( Table 2 ) . Similar results have been obtained in isotopic studies on olefin- forming eliminations and have been interpreted accord- ing to plausible rules ...
Page 1363
... increase in [ H + ] , AE , also increases and the value of AE , obtained from a plot of log kobs against 1 / T are 24.4 , 25.2 , and 26.6 kcal./mole at 0.6 , 0.8 , and 1.0м - perchloric acid respectively . TABLE 2 Oxidation of ...
... increase in [ H + ] , AE , also increases and the value of AE , obtained from a plot of log kobs against 1 / T are 24.4 , 25.2 , and 26.6 kcal./mole at 0.6 , 0.8 , and 1.0м - perchloric acid respectively . TABLE 2 Oxidation of ...
Page 1633
... increase in the entropy term for the reaction studied here accounts for the rate coefficients being in the ratio 2 : 1 . This pattern of an increase in E , being more than offset by an increase in entropy is a typical consequence of a ...
... increase in the entropy term for the reaction studied here accounts for the rate coefficients being in the ratio 2 : 1 . This pattern of an increase in E , being more than offset by an increase in entropy is a typical consequence of a ...
Contents
ISCHA 013 | 1034 |
Physical organic chemistry | 1035 |
Studies of the reactions of the anhydrosulphites of ahydroxycarboxylic acids Part IV Steric | 1044 |
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2,4-dinitrophenyl absorption acetic acid aci-anion acid anhydrosulphite addition adducts alcohol Amer amine aqueous aromatic ation atom attack bands benzene benzyl bond buffer calculated carbon carbon tetrachloride carbonyl catalysis Chem chloride compounds concentration conformation corresponding decomposition derived dioxan dipole effect electron electrophilic equation ester ethanol ether ethylene experimental Figure first-order formation hydride hydrogen hydrolysis hydroxide hydroxyl interaction isomer k₁ k₂ kinetic leaving group measured mechanism methyl mixture molar mole mole-¹ molecular molecules nitrogen nitromethane NO₂ nucleophilic observed obtained oxidation oxyanions peroxide persulphate phenyl phenylacetic acid phosphate Phys plot proton pyridine R. J. W. Le Fèvre R. O. C. Norman radical anion rate constants ratio reaction reactivity reduction ring rotation showed similar sodium solution solvent solvolysis spectra spectrum splitting constants steric structure studied substituent sulphate radical anion sulphur Table temperature thiophen titanium(III values yield ΣΔε/Σω