Quarterly Journal of the Chemical Society of London, Volume 6 |
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Page 1242
... reaction and the extinction coefficient determined for this intermediate . As the reaction proceeds , the concentration of this intermediate passes through two maxima before decreasing to zero . Evidence is adduced that the reaction of ...
... reaction and the extinction coefficient determined for this intermediate . As the reaction proceeds , the concentration of this intermediate passes through two maxima before decreasing to zero . Evidence is adduced that the reaction of ...
Page 1395
... reaction ( 5 ) , which is the main reaction responsible for disulphide removal , based on steric grounds , is dodecyl > benzyl > phenyl , whilst the reverse sequence is expected on energetic grounds . The observed sequence is thus ...
... reaction ( 5 ) , which is the main reaction responsible for disulphide removal , based on steric grounds , is dodecyl > benzyl > phenyl , whilst the reverse sequence is expected on energetic grounds . The observed sequence is thus ...
Page 1474
... reaction constant indicates a facilitation of the addition reaction by electron - withdrawing substituents and confirms the nucleophilic nature of the TABLE 2 Reaction constants for the addition of hydrogen chloride to substituted ...
... reaction constant indicates a facilitation of the addition reaction by electron - withdrawing substituents and confirms the nucleophilic nature of the TABLE 2 Reaction constants for the addition of hydrogen chloride to substituted ...
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 formed 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 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