Quarterly Journal of the Chemical Society of London, Volume 1 |
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Page 75
... radicals from fluorenone . Experimental values of a for the radical anion in NN - dimethylformamide ; 11 experi- mental values of a , for the radical anion in ethanol ; 15 + experimental values of a , for the hydroxy - substituted radical ...
... radicals from fluorenone . Experimental values of a for the radical anion in NN - dimethylformamide ; 11 experi- mental values of a , for the radical anion in ethanol ; 15 + experimental values of a , for the hydroxy - substituted radical ...
Page 77
... radical is established as an inter- mediate in the reduction process . It is disappointing that spectra of radicals from the amines were not ob- served . Positive identification of such radicals would have been of considerable ...
... radical is established as an inter- mediate in the reduction process . It is disappointing that spectra of radicals from the amines were not ob- served . Positive identification of such radicals would have been of considerable ...
Page 576
... radical ( IVa ) at pH greater than 4 . This is consistent with the corollary to the earlier postu- late that the nitro - anion radical is sufficiently long - lived intrinsically to be able to react with radical ( VI ) in the dark after ...
... radical ( IVa ) at pH greater than 4 . This is consistent with the corollary to the earlier postu- late that the nitro - anion radical is sufficiently long - lived intrinsically to be able to react with radical ( VI ) in the dark after ...
Contents
Physical organic chemistry | 1 |
Topochemistry Part XXX Crystal and molecular structures of chalcone | 11 |
Conformational studies Part I Crystal and molecular structures of cis12dipchlorobenzoyl and cis | 17 |
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4-nitroaniline A. R. Katritzky acetic acid activation energy alcohol Amer amine anion aqueous aromatic aryl-methyl ation axial benzene bond bond dissociation energies bromination calculated carbanion carbon acids catalyst Chem chemical shifts Chemistry chloride compounds concentration conformation corresponding coupling constants crystal cyclohexane derivatives deviations dilute dimethyl sulphoxide dipole electron equation ether ethylene experimental Figure fluorene formation fraction H₂O hydrocarbons hydroxide increase indicators interactions intermediate ionisation isomer isomerization isotope effect k₁ k₂ kcal kcal./mole kinetic Mc./sec measured mechanism methanol methyl mixture mole mole-¹ molecular molecules n.m.r. spectra nitrogen nucleophilic observed obtained oxide oxygen parameters phenyl Phys piperidine proton pyridines R. P. Bell radical rate constants ratio reaction relative ring selenophen shown shows signal sodium solution solvent spectrum structure substituted t-butyl Table temperature Tetrahedron thiophen transition tri-o-thymotide triethylamine triphenylmethane wave