Quarterly Journal of the Chemical Society of London, Part 1, Pages 1459-3150 |
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Page 1459
... chemical shifts and coupling constants are now presented . A series of substituent shielding constants has been obtained by relating the chemical shifts of substituted pentafluoro- phenyl compounds to that of hexafluorobenzene ; the ...
... chemical shifts and coupling constants are now presented . A series of substituent shielding constants has been obtained by relating the chemical shifts of substituted pentafluoro- phenyl compounds to that of hexafluorobenzene ; the ...
Page 1538
... chemical shifts in Table 2 agree well with those obtained by Fraenkel et al . ' It is of interest that the 14N chemical shifts are some twenty times larger than the corresponding 1H chemical shifts , and are in the opposite direction ...
... chemical shifts in Table 2 agree well with those obtained by Fraenkel et al . ' It is of interest that the 14N chemical shifts are some twenty times larger than the corresponding 1H chemical shifts , and are in the opposite direction ...
Page 2018
Chemical Society (Great Britain). The Relationship between Charge Density and the Chemical Shifts of Fluorine Nuclei in Aromatic Compounds By J. W. Emsley , Chemistry Department , University of Southampton The magnitudes of the chemical ...
Chemical Society (Great Britain). The Relationship between Charge Density and the Chemical Shifts of Fluorine Nuclei in Aromatic Compounds By J. W. Emsley , Chemistry Department , University of Southampton The magnitudes of the chemical ...
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absorption acetate acetone acid Acta adducts Amer analysis anion aqueous assigned atoms bands benzene bond bromide Calc calculated carbon monoxide carbonyl cation Chem chemical shifts Chemistry chloride chromium(III cm.¹ co-ordination cobalt(II complexes compounds concentration copper(1 copper(II corresponding coupling constants crocidolite crystals cyclam diethyl ether electronic energy equation ether experimental Figure fluoride formation H₂O halide heated hydrogen i.r. spectra infrared infrared spectra Inorg intensity interaction iodide ionic isomer ligand liquid magnetic measurements metal methanethiol methanol methyl mixture mmole modes mole mole-¹ molecular molecules n.m.r. spectra nitrate nitrogen nitromethane observed obtained octahedral orbitals oxide oxygen parameters perchlorate phosphine Phys prepared present proton pyridine Raman spectra reaction sample shown similar sodium solid solution solvent species spectrum stretching frequencies structure sulphur symmetry Table thiocyanate trans tribromide triphenylphosphine values vibrations X-ray yield