Quarterly Journal of the Chemical Society of London, Volume 1 |
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Page 354
... discussed . below . Clearly also , the monotonic variation of ortho - para- reactivity F > Cl > Br > I is not observed , and the next stage of elaboration of the theory , the introduction of the [ + ] effect , comes in . To account for ...
... discussed . below . Clearly also , the monotonic variation of ortho - para- reactivity F > Cl > Br > I is not observed , and the next stage of elaboration of the theory , the introduction of the [ + ] effect , comes in . To account for ...
Page 369
... discussed . Pyridoxal Catalysis of Amino - acid Reactions . - Many of the reactions involved in the metabolism of amino- acids in biochemical systems are catalysed by enzymes which require pyridoxal , ( XVI ) , or its phosphate as ...
... discussed . Pyridoxal Catalysis of Amino - acid Reactions . - Many of the reactions involved in the metabolism of amino- acids in biochemical systems are catalysed by enzymes which require pyridoxal , ( XVI ) , or its phosphate as ...
Page 657
... discussed later and also with molecular orbital calculations on PhO.CH , by use of McLachlan's approximate SCF procedure.18 With o = a + 1.6ẞ and co 1.3ẞ the calculations predict a ( ortho ) > a ( meta ) and a negative spin density in ...
... discussed later and also with molecular orbital calculations on PhO.CH , by use of McLachlan's approximate SCF procedure.18 With o = a + 1.6ẞ and co 1.3ẞ the calculations predict a ( ortho ) > a ( meta ) and a negative spin density in ...
Contents
Physical organic chemistry | 1 |
Topochemistry Part XXX Crystal and molecular structures of chalcone | 11 |
Conformational studies Part I Crystal and molecular structures of cis12dipchlorobenzoyl and cis | 17 |
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A. R. Katritzky alcohol alkyl Amer anion aqueous aromatic ation axial benzene bond bromination calculated carbanion carbon acids carbon atom carbon tetrachloride carbonyl catalyst Chem chemical shifts Chemistry chloride complex compounds concentration conformation correlation coupling constants crystal cyclohexane derivatives difference dilute dimethyl sulphoxide dioxan electron elimination energy equation equatorial equilibrium ester ethanol ether experimental Figure fluorene formation fraction H₂O H₂SO hydrogen hydrolysis hydroxide indicators interaction intermediate ionisation isomer isomerization isotope effect k₁ k₂ kcal kcal./mole kinetic measured mechanism methyl mixture mole mole-¹ molecular molecule n.m.r. spectra nitration nitrogen nucleophilic observed obtained oxide oxime oxygen parameters phenyl Phys piperidine plot proton pyridines R. P. Bell radical rate constants ratio reaction reactivity ring shown shows sodium solution solvent spectrum structure substituents sulphuric acid t-butyl Table temperature Tetrahedron thiophen transition values