Quarterly Journal of the Chemical Society of London, Volume 1 |
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Page 116
... effect of the methyl group which would raise the energy of the planar or near - planar ground state rather more than that of the transition state . The effects of C ( 6 ) substituents are both steric and electronic in origin . The steric ...
... effect of the methyl group which would raise the energy of the planar or near - planar ground state rather more than that of the transition state . The effects of C ( 6 ) substituents are both steric and electronic in origin . The steric ...
Page 197
... effect , which itself would reduce such interaction , will be diminished in importance . For benzoic acid in dimethyl sulphoxide there appears to be sufficient residual interaction for a secondary steric effect to be discernible with ...
... effect , which itself would reduce such interaction , will be diminished in importance . For benzoic acid in dimethyl sulphoxide there appears to be sufficient residual interaction for a secondary steric effect to be discernible with ...
Page 198
... effect of the ortho - alkyl group , possibly com- bined with a small retarding effect due to interference by the ortho - substituent with the solvation of the carboxy - group . For benzoic acid itself , solvation in the ' ortho - cavity ...
... effect of the ortho - alkyl group , possibly com- bined with a small retarding effect due to interference by the ortho - substituent with the solvation of the carboxy - group . For benzoic acid itself , solvation in the ' ortho - cavity ...
Contents
Physical organic chemistry | 1 |
Aromatic reactivity Part XXXVIII Protodesilylation of 12dihydrobenzocyclobutene indan and tetralin | 12 |
Aromatic reactivity Part XL Additional substituent effects in protodetrimethylsilylation | 21 |
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absorption acetic acid Acta alcohol alkyl Amer amine angles anion aqueous aromatic ation benzene bond bromide calculated carbon tetrachloride CH₂ Chem chemical shifts Chemistry Chim chloride CO₂H coefficients compounds concentration conformation corresponding coupling constants decomposition derived di-imine dioxan dipole effect electron equation esters ethanol ether experimental Figure first-order fluorine formation formed hydrogen hydrolysis hydroxide hypochlorous acid interaction intermediate iodide irradiation isomer isomerisation isopropyl k₁ ketone kinetic measured mechanism mercuric mesitylene method methyl mixture mole mole-¹ molecular molecule n.m.r. spectra nitration nitrogen observed obtained olefin oxidation oxygen peaks peroxide phenyl Phys plot polymer proton radical rate constants ratio reactants reaction reactivity reduced relative resonance ring salts showed shown similar singlet sodium solution solvent solvolysis spectrum steric steric effect structure substituent sulphoxide t-butyl Table temperature titanium(III triethyl phosphite values