Quarterly Journal of the Chemical Society of London, Volume 6 |
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Page 1070
... conformation and the high - energy form is possibly the s - cis - conform- ation or a non - planar conformation . IN Part I1 the i.r. spectra of methyl vinyl ketone ( R1 = H , R2 = Me ) and ethylideneacetone ( R1 = R2 = Me ) at ...
... conformation and the high - energy form is possibly the s - cis - conform- ation or a non - planar conformation . IN Part I1 the i.r. spectra of methyl vinyl ketone ( R1 = H , R2 = Me ) and ethylideneacetone ( R1 = R2 = Me ) at ...
Page 1165
... conformation is not necessarily surprising . In the case of cyclohexene the half - chair / boat free energy difference is thought to be about 5-4 kcal . mole - 1 , the difference arising mainly from eclipsing and 3,6- ' flagpole ...
... conformation is not necessarily surprising . In the case of cyclohexene the half - chair / boat free energy difference is thought to be about 5-4 kcal . mole - 1 , the difference arising mainly from eclipsing and 3,6- ' flagpole ...
Page 1839
... conformation on optical rotation , 189. Part V , characterisation of linkage conformations ( chain conformations ) by optical rotation at a single wavelength : evidence for distortion of cyclohexa - amylose in aqueous solution : optical ...
... conformation on optical rotation , 189. Part V , characterisation of linkage conformations ( chain conformations ) by optical rotation at a single wavelength : evidence for distortion of cyclohexa - amylose in aqueous solution : optical ...
Contents
ISOWA 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 adducts alcohol aluminium hydride Amer amines aqueous aromatic atom attack bands benzene benzophenones benzyl bond calculated carbon tetrachloride carbonyl catalysis Chem chloride compounds concentration conformation corresponding decomposition dioxan dipole effect electron electrophilic equation ester ethanol ether ethylene experimental Figure first-order formation hydrogen hydrolysis hydroxide hydroxyl interaction ionic strength isomer k₁ k₂ ketone kinetic leaving group measured mechanism methyl methyl phosphate mixture molar Kerr constants mole mole-¹ molecular molecules nitrogen nitromethane NO₂ nucleophilic observed obtained oxidation oxyanions peroxide persulphate phenyl phenylacetic acid phosphate plots polarisability proton pyridine R. J. W. Le Fèvre R. O. C. Norman radical anion rate constants ratio reaction reactivity rearrangement reduction ring rotation similar sodium solution solvent solvolysis spectra spectrum splitting constants steric structure substituent sulphate radical anion Table temperature tetraphenylallene thiophen titanium(III values Δε ΣΔε/Σω