Quarterly Journal of the Chemical Society of London, Volume 1 |
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Page 7
... Figure 3 . Isoquinoline . The n.m.r. spectrum of isoquinoline has been determined by Black and Heffernan for CCl4 ... ( Figure 4 , A ) . Qualitative experiments indicated that at 180 ° C hydrogen exchange of the 5 - proton occurred first ...
... Figure 3 . Isoquinoline . The n.m.r. spectrum of isoquinoline has been determined by Black and Heffernan for CCl4 ... ( Figure 4 , A ) . Qualitative experiments indicated that at 180 ° C hydrogen exchange of the 5 - proton occurred first ...
Page 331
... Figure 1. After several days the appearance of the spectrum changed ; the new spectrum is given in Figure 2. In contrast , solutions of Schlenk's hydrocarbon in carbon tetrachloride give only the initial spectrum illustrated in Figure 1 ...
... Figure 1. After several days the appearance of the spectrum changed ; the new spectrum is given in Figure 2. In contrast , solutions of Schlenk's hydrocarbon in carbon tetrachloride give only the initial spectrum illustrated in Figure 1 ...
Page 586
... ( Figure 3 ) . For 0-23 gauss modulation no signal was detected . 5 gauss In cumene ( 250 mg / ml ; mod . 1.27 gauss ) ( Figure 4 ) the signal consisted of a weak ( phenylazo ) oxyl signal and a further weak triplet ( 1 : 1 : 1 intensity ) ...
... ( Figure 3 ) . For 0-23 gauss modulation no signal was detected . 5 gauss In cumene ( 250 mg / ml ; mod . 1.27 gauss ) ( Figure 4 ) the signal consisted of a weak ( phenylazo ) oxyl signal and a further weak triplet ( 1 : 1 : 1 intensity ) ...
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
Bibliographic information
| Title | Quarterly Journal of the Chemical Society of London, Volume 1 |
| Author | Chemical Society (Great Britain) |
| Contributor | Royal Society of Chemistry (Great Britain) |
| Published | 1971 |
| Original from | the University of Michigan |
| Digitized | 6 Jun 2011 |
| Export Citation | BiBTeX EndNote RefMan |