Quarterly Journal of the Chemical Society of London, Volume 1 |
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Page 41
... glycol at 25 ° C 37-67 ) . The autoprotolysis constant of ethylene glycol and of its aqueous mixtures of various compositions are known.4,5 Solutions of strong acids like HCl , H2SO , and HCIO , in ethylene glycol and its 50 % aqueous ...
... glycol at 25 ° C 37-67 ) . The autoprotolysis constant of ethylene glycol and of its aqueous mixtures of various compositions are known.4,5 Solutions of strong acids like HCl , H2SO , and HCIO , in ethylene glycol and its 50 % aqueous ...
Page 42
... glycol . The broken line in Figure 2 ( pKa + log R ) or ( PKGOH + log [ MOG ] ) 15 B log R - log [ NaOG ] -0.8- 14 0 1 2 [ MOG ] / M 3 FIGURE 2 Variation of A , H_ of KOG in glycol ; B , H_ of NaOG in glycol ; C , H_ of LiOG in glycol ...
... glycol . The broken line in Figure 2 ( pKa + log R ) or ( PKGOH + log [ MOG ] ) 15 B log R - log [ NaOG ] -0.8- 14 0 1 2 [ MOG ] / M 3 FIGURE 2 Variation of A , H_ of KOG in glycol ; B , H_ of NaOG in glycol ; C , H_ of LiOG in glycol ...
Page 43
... glycol system may be due to a lower n value for this system than for methanol . Owing to lack of data on the activity of ethylene glycol we could not calculate n for our system . An empirical calculation according to the method of 2 · 5 ...
... glycol system may be due to a lower n value for this system than for methanol . Owing to lack of data on the activity of ethylene glycol we could not calculate n for our system . An empirical calculation according to the method of 2 · 5 ...
Contents
Physical organic chemistry | 1 |
Contents | 6 |
Kinetics and mechanism of electrophilic substitution of heteroaromatic compounds Part XXIV Acid | 11 |
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A2 mechanism acetic acid-catalysed addition alcohol alkaline hydrolysis Amer analysis anion aqueous aromatic benzene benzoate bond bromine cal mol-1 calculated carbon atom carbonium ion carbonyl catalysis Chem Chemistry chlorine compounds concentration conjugate conjugate acid correlation deuterium diastereomers dienamines dioxan electron pairs energy entropies of activation epoxide equation esters ether ethylene exchange experimental Figure formation glycol H₂O hydrogen hydroxide hypochlorous acid indicate intramolecular isomer isotope effects k₁ k₂ ketone kinetic MeOH methanol methanolysis methiodide method methyl mixture mmHg mol-¹ molecular molecule n-pentyl n.m.r. spectra nitration nucleophilic observed obtained olefin oxidation oxygen p-xylene parameters perchloric acid Phys polar positive proton R. J. W. Le Fèvre radical rate coefficients rate constants ratio reaction constant reactivity relative resorcinol ring sodium solution solvent steric steric effects structure studied substituent substituted substrate t-butyl Table temperature Tetrahedron thiophen trans triethylborane values