Quarterly Journal of the Chemical Society of London, Volume 1 |
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Page 44
... Nucleophilic Reactivities : Aromatic Substitutions 1 By Gino Biggi and Francesco Pietra , Istituto diChimica Generale , Università di Pisa , 56100 Pisa , Italy Chlorine is substituted quantitatively from chloro - 2,4 - dinitrobenzene by ...
... Nucleophilic Reactivities : Aromatic Substitutions 1 By Gino Biggi and Francesco Pietra , Istituto diChimica Generale , Università di Pisa , 56100 Pisa , Italy Chlorine is substituted quantitatively from chloro - 2,4 - dinitrobenzene by ...
Page 377
... nucleophilic character of the added solvent . On the other hand , the dramatic effect of added methanol on the product distribution clearly shows that the intervention of the nucleophilic solvent does occur in a fast step on a cationic ...
... nucleophilic character of the added solvent . On the other hand , the dramatic effect of added methanol on the product distribution clearly shows that the intervention of the nucleophilic solvent does occur in a fast step on a cationic ...
Page 848
... nucleophilic attack at the methylene carbon on the side chain rather than at the ring carbonyl group . Penicillenic acid , formerly reported to react exclusively at the carbonyl , follows this general pattern when intramolecular ...
... nucleophilic attack at the methylene carbon on the side chain rather than at the ring carbonyl group . Penicillenic acid , formerly reported to react exclusively at the carbonyl , follows this general pattern when intramolecular ...
Contents
Physical organic chemistry | 1 |
Kinetics and mechanism of electrophilic substitution of heteroaromatic compounds Part XXIV Acid | 11 |
Contents iii | 16 |
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A2 mechanism absorption 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 correlation deuterium diastereomers dienamines dioxan dioxan-water 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 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 silver perchlorate sodium solution solvent steric steric effects structure studied substituent substituted substrate sulphuric t-butyl Table temperature Tetrahedron thiophen trans triethylborane values