Quarterly Journal of the Chemical Society of London, Volume 6 |
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Results 1-3 of 78
Page 1348
... mixture . Five large samples ( 0.250 g . ) of the reaction mixture were subjected to preparative- scale g.l.c. ( 400 × 2.5 cm . column ; stationary phase : 15 % w / w Apiezon L grease on 40-60 mesh brick dust ; column temperature : 190 ...
... mixture . Five large samples ( 0.250 g . ) of the reaction mixture were subjected to preparative- scale g.l.c. ( 400 × 2.5 cm . column ; stationary phase : 15 % w / w Apiezon L grease on 40-60 mesh brick dust ; column temperature : 190 ...
Page 1385
... mixture of t - butylcyclohexane- diols ( 2-7 g . , 96 % ) , max . ( liq . film ) 3400 ( O - H ) , 2950 ( C - H ) , 1375 ( Me , C ) , 1115 , and 1000 cm. ̄1 . A drop of the crude mixture was treated with pyridine ( 5 drops ) ...
... mixture of t - butylcyclohexane- diols ( 2-7 g . , 96 % ) , max . ( liq . film ) 3400 ( O - H ) , 2950 ( C - H ) , 1375 ( Me , C ) , 1115 , and 1000 cm. ̄1 . A drop of the crude mixture was treated with pyridine ( 5 drops ) ...
Page 1417
... mixture of the three substitution products ( 0.75 g . ) . By preparative g.1.c. ( 220 ° ) two fractions were collected ; o - methyldiphenylacetylene and a mixture of the meta- and para - isomers . Reaction in Ethylbenzene . - The ...
... mixture of the three substitution products ( 0.75 g . ) . By preparative g.1.c. ( 220 ° ) two fractions were collected ; o - methyldiphenylacetylene and a mixture of the meta- and para - isomers . Reaction in Ethylbenzene . - The ...
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