Quarterly Journal of the Chemical Society of London, Volume 6 |
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Results 1-3 of 79
Page 1492
... salt would be expected to accelerate the hydrolysis reaction ; this factor , together with the relative stability of the 2 - thienyl anion , doubtless accounts for the very rapid hydrolysis of the salts [ ( IV ) and ( V ) ] . * It is of ...
... salt would be expected to accelerate the hydrolysis reaction ; this factor , together with the relative stability of the 2 - thienyl anion , doubtless accounts for the very rapid hydrolysis of the salts [ ( IV ) and ( V ) ] . * It is of ...
Page 1493
... salts . The hydrolyses were carried out at 5 and 14.8 ° in 50 % ( v / v ) aqueous ethanol , at equal initial concentrations of phosphonium salt and sodium hydroxide in the range 0.001 0.002м , and were followed by measurement of the ...
... salts . The hydrolyses were carried out at 5 and 14.8 ° in 50 % ( v / v ) aqueous ethanol , at equal initial concentrations of phosphonium salt and sodium hydroxide in the range 0.001 0.002м , and were followed by measurement of the ...
Page 1528
... salts . Thus , the five - membered cyclic phosphonium salt ( 1 ) hydrolyses ca. 1500 times more rapidly than the corresponding six - membered cyclic salt ( 2 ) or the acyclic salt ( 3 ) , both the cyclic salts losing the exocyclic ...
... salts . Thus , the five - membered cyclic phosphonium salt ( 1 ) hydrolyses ca. 1500 times more rapidly than the corresponding six - membered cyclic salt ( 2 ) or the acyclic salt ( 3 ) , both the cyclic salts losing the exocyclic ...
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