Quarterly Journal of the Chemical Society of London, Volume 1 |
From inside the book
Results 1-3 of 26
Page 56
... epoxide ring , and they have discussed the resultant effects of substituents in the ring . The mechanism of ring - opening reactions of epoxides in acidic media has not been studied in such detail . In 1929 Brønsted , Kilpatrick , and ...
... epoxide ring , and they have discussed the resultant effects of substituents in the ring . The mechanism of ring - opening reactions of epoxides in acidic media has not been studied in such detail . In 1929 Brønsted , Kilpatrick , and ...
Page 57
... epoxide , increase the amount of epoxide conjugate acid produced in the initial equilibrium and therefore increase the overall rates in both the Al and the A2 mechanism . Also , a negative value of p * can be accommodated by a ...
... epoxide , increase the amount of epoxide conjugate acid produced in the initial equilibrium and therefore increase the overall rates in both the Al and the A2 mechanism . Also , a negative value of p * can be accommodated by a ...
Page 58
... epoxide , b.p. 52—53 ° at 1 mmHg ( lit. , 2d 40 ° at 0.1 mmHg ) . The purity of each epoxide was checked by g.l.c. Synthesis of Products . - 2 - Methoxy - 1 - phenylethanol , b.p. 120 ° at 10 mmHg ( lit. , 40 242 ° at 760 mmHg ) , and 2 ...
... epoxide , b.p. 52—53 ° at 1 mmHg ( lit. , 2d 40 ° at 0.1 mmHg ) . The purity of each epoxide was checked by g.l.c. Synthesis of Products . - 2 - Methoxy - 1 - phenylethanol , b.p. 120 ° at 10 mmHg ( lit. , 40 242 ° at 760 mmHg ) , and 2 ...
Contents
Physical organic chemistry | 1 |
Contents | 6 |
Kinetics and mechanism of electrophilic substitution of heteroaromatic compounds Part XXIV Acid | 11 |
157 other sections not shown
Other editions - View all
Common terms and phrases
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