Quarterly Journal of the Chemical Society of London, Volume 1 |
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Page 331
... spectrum changed ; the new spectrum is given in Figure 2. In contrast , solutions of Schlenk's hydrocarbon in carbon tetrachloride give only the initial spectrum illustrated in Figure 1. A freshly prepared solution in toluene was frozen ...
... spectrum changed ; the new spectrum is given in Figure 2. In contrast , solutions of Schlenk's hydrocarbon in carbon tetrachloride give only the initial spectrum illustrated in Figure 1. A freshly prepared solution in toluene was frozen ...
Page 405
... spectrum and B , the simulated spectrum ( for clarity only half the spectrum is shown ) spectrum which agreed most closely with experiment . This spectrum. densities from the Hückel orbitals using the McLachlan method . " The programs ...
... spectrum and B , the simulated spectrum ( for clarity only half the spectrum is shown ) spectrum which agreed most closely with experiment . This spectrum. densities from the Hückel orbitals using the McLachlan method . " The programs ...
Page 997
... spectrum of the radical ( 28 ) , the other two resonances of which were obscured by those of the radical ( 25 ) ; the full spectrum is observed when either N - ethyl- or N - isopropyl - hydroxylamine is used ( see below ) . With N ...
... spectrum of the radical ( 28 ) , the other two resonances of which were obscured by those of the radical ( 25 ) ; the full spectrum is observed when either N - ethyl- or N - isopropyl - hydroxylamine is used ( see below ) . With N ...
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