Quarterly Journal of the Chemical Society of London, Volume 1 |
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Page 514
... solutions used for kinetic measurements were measured directly . ( ii ) ca. 10-3M substrate . ( a ) A purified solution of the penta - aquo - 4 - pyridiniomethylchromium- ( III ) ion ( 100 ml , 10-2м ) was mixed with thallium ( 111 ) ...
... solutions used for kinetic measurements were measured directly . ( ii ) ca. 10-3M substrate . ( a ) A purified solution of the penta - aquo - 4 - pyridiniomethylchromium- ( III ) ion ( 100 ml , 10-2м ) was mixed with thallium ( 111 ) ...
Page 528
... solution was much slower in the presence of acetic acid ; the final colour varied from orange - red ( no acetic acid ) ... solution of lead tetra - acetate ( 8.008 g ) in trifluoroacetic acid was made up to 200 ml in a graduated flask ...
... solution was much slower in the presence of acetic acid ; the final colour varied from orange - red ( no acetic acid ) ... solution of lead tetra - acetate ( 8.008 g ) in trifluoroacetic acid was made up to 200 ml in a graduated flask ...
Page 529
... solution . The crystals were very sensitive to moisture and could not be purified ; they contained lead ( 11 ) and may have been lead bistrifluoroacetate . ) ( c ) A solution of lead tetra - acetate ( 6 · 67 g ) in trifluoro- acetic ...
... solution . The crystals were very sensitive to moisture and could not be purified ; they contained lead ( 11 ) and may have been lead bistrifluoroacetate . ) ( c ) A solution of lead tetra - acetate ( 6 · 67 g ) in trifluoro- acetic ...
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