Quarterly Journal of the Chemical Society of London, Volume 6 |
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Page 1476
... structure of 6 - bromo - 17ẞ - hydroxy - 17a - methyl - 4 - oxa - 5x - androstan - 3 - one ( I ) has been determined by three - dimensional X - ray analysis . The crystals of ( I ) are orthorhombic with_a = 12.23 . b = 7.30 , and c ...
... structure of 6 - bromo - 17ẞ - hydroxy - 17a - methyl - 4 - oxa - 5x - androstan - 3 - one ( I ) has been determined by three - dimensional X - ray analysis . The crystals of ( I ) are orthorhombic with_a = 12.23 . b = 7.30 , and c ...
Page 1818
... structure factor tables . ( i ) The Society will no longer publish tables of structure factors in its publications except in accord- ance with the provision of paragraph ( iv ) below . ( ii ) All authors of crystallography papers will ...
... structure factor tables . ( i ) The Society will no longer publish tables of structure factors in its publications except in accord- ance with the provision of paragraph ( iv ) below . ( ii ) All authors of crystallography papers will ...
Page 1827
... structure analysis of the. Jungk , A. E. , and Schmidt , G. M. J. Conformational studies . Part II . Crystal and molecular structures of 3 - bromo- , 3 - chloro- , and 4 - bromo - 2 ' - nitrochalcone , 1427 . K Katritzky , A. R. , Nesbit ...
... structure analysis of the. Jungk , A. E. , and Schmidt , G. M. J. Conformational studies . Part II . Crystal and molecular structures of 3 - bromo- , 3 - chloro- , and 4 - bromo - 2 ' - nitrochalcone , 1427 . K Katritzky , A. R. , Nesbit ...
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