Quarterly Journal of the Chemical Society of London, Volume 1 |
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Page 709
... oxide ( V ) by com- parison of i.r. spectra and mixed m.p. determination . The m.p. was depressed to 93-94 ° on admixture with the isomer ( VI ) , m.p. 117 . Oxidation of p - methyldiazoaminobenzene . Oxidation of the triazene ( 0.65 g ...
... oxide ( V ) by com- parison of i.r. spectra and mixed m.p. determination . The m.p. was depressed to 93-94 ° on admixture with the isomer ( VI ) , m.p. 117 . Oxidation of p - methyldiazoaminobenzene . Oxidation of the triazene ( 0.65 g ...
Page 911
... oxide whereas prolonged oxidation at 50 ° yields the 1,4 - di - N - oxide . FEW investigations of the peracid oxidation of the benzo- 1,2,4 - triazine ring system have been reported . The available information suggests that depending on ...
... oxide whereas prolonged oxidation at 50 ° yields the 1,4 - di - N - oxide . FEW investigations of the peracid oxidation of the benzo- 1,2,4 - triazine ring system have been reported . The available information suggests that depending on ...
Page 915
... oxide ( Ia ) ( Table 4 ) demonstrates the correctness of the 1,4 - di - N - oxide formu- lation ( Va ) for this dioxide . Thus , in accord with the presence of a 1 - oxide group the chemical shift of H ( 8 ) is similar to that in the 1 ...
... oxide ( Ia ) ( Table 4 ) demonstrates the correctness of the 1,4 - di - N - oxide formu- lation ( Va ) for this dioxide . Thus , in accord with the presence of a 1 - oxide group the chemical shift of H ( 8 ) is similar to that in the 1 ...
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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4-nitroaniline A. R. Katritzky acetic acid activation energy alcohol Amer amine anion aqueous aromatic aryl-methyl ation axial benzene bond bond dissociation energies bromination calculated carbanion carbon acids catalyst Chem chemical shifts Chemistry chloride compounds concentration conformation corresponding coupling constants crystal cyclohexane derivatives deviations dilute dimethyl sulphoxide dipole electron equation ether ethylene experimental Figure fluorene formation fraction H₂O hydrocarbons hydroxide increase indicators interactions intermediate ionisation isomer isomerization isotope effect k₁ k₂ kcal kcal./mole kinetic Mc./sec measured mechanism methanol methyl mixture mole mole-¹ molecular molecules n.m.r. spectra nitrogen nucleophilic observed obtained oxide oxygen parameters phenyl Phys piperidine proton pyridines R. P. Bell radical rate constants ratio reaction relative ring selenophen shown shows signal sodium solution solvent spectrum structure substituted t-butyl Table temperature Tetrahedron thiophen transition tri-o-thymotide triethylamine triphenylmethane wave