Quarterly Journal of the Chemical Society of London, Volume 6 |
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Page 1331
... factors were changed on the basis of the temper- ature factor value . Atom The preliminary co - ordinates of the 24 atoms , which were obtained after the fourth SEARCHER cycle , were refined by full - matrix least - squares methods ...
... factors were changed on the basis of the temper- ature factor value . Atom The preliminary co - ordinates of the 24 atoms , which were obtained after the fourth SEARCHER cycle , were refined by full - matrix least - squares methods ...
Page 1429
... factors for the other trial structures stayed above R = 0.5 . = After the hydrogen atoms had been inserted in chemically reasonable positions refinement of all parameters including the scale factors of the five levels led to R 0.12 for ...
... factors for the other trial structures stayed above R = 0.5 . = After the hydrogen atoms had been inserted in chemically reasonable positions refinement of all parameters including the scale factors of the five levels led to R 0.12 for ...
Page 1818
... factors in its publications except in accord- ance with the provision of paragraph ( iv ) below . ( ii ) All authors of crystallography papers will sub- mit along with the manuscript a readable table of such structure factors for the ...
... factors in its publications except in accord- ance with the provision of paragraph ( iv ) below . ( ii ) All authors of crystallography papers will sub- mit along with the manuscript a readable table of such structure factors for the ...
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 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 Phys 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