Quarterly Journal of the Chemical Society of London, Volume 1 |
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Page 280
... rings prefer endocyclic ones . In the pyridone ( II ) the five - membered ring is destabilized by an endocyclic double - bond ; in the pyridol ( I ) there is less ring strain of this kind . In the pyridone ( IV ) , by contrast , the oxygen ...
... rings prefer endocyclic ones . In the pyridone ( II ) the five - membered ring is destabilized by an endocyclic double - bond ; in the pyridol ( I ) there is less ring strain of this kind . In the pyridone ( IV ) , by contrast , the oxygen ...
Page 414
... ring D fragment again differ markedly from those of the ring A fragment , acetylcholine and lactoylcholine . The atom O ( 3 ) of the ring D fragment is separated by only 2.95 and 2.92 Å from the two N- carbon atoms , C ( 31 ) and C ( 21 ) ...
... ring D fragment again differ markedly from those of the ring A fragment , acetylcholine and lactoylcholine . The atom O ( 3 ) of the ring D fragment is separated by only 2.95 and 2.92 Å from the two N- carbon atoms , C ( 31 ) and C ( 21 ) ...
Page 1138
... ring methyl group and in most cases several of these were applied and always led to consistent conclusions . The criteria used were as follows : ( i ) The magnitude of the coupling constant Jad . Vicinal ring protons in all of these rings ...
... ring methyl group and in most cases several of these were applied and always led to consistent conclusions . The criteria used were as follows : ( i ) The magnitude of the coupling constant Jad . Vicinal ring protons in all of these rings ...
Contents
Physical organic chemistry | 1 |
Contents | 6 |
Kinetics and mechanism of electrophilic substitution of heteroaromatic compounds Part XXIV Acid | 11 |
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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
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 |