Quarterly Journal of the Chemical Society of London, Volume 1 |
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Results 1-3 of 85
Page 39
... intermediate respectively . The value of 4 is that expected for reduction of the inter- mediate to an amino - ketone . 100 80 60 FIGURE 9 From left to right , polarograms of 4.4 × 10 - M p - bromo - w - diazoacetophenone in 0.1M ...
... intermediate respectively . The value of 4 is that expected for reduction of the inter- mediate to an amino - ketone . 100 80 60 FIGURE 9 From left to right , polarograms of 4.4 × 10 - M p - bromo - w - diazoacetophenone in 0.1M ...
Page 342
... intermediate . 2,4,6 - Trimethyl- 91 · 8 % H2SO , 25.0 acetophenone 87.0 % H2SO 25.0 oxime 85-8 % H2SO 25.0 85.8 % H2SO4 33.8 85.8 % H2SO4 48.0 84.7 % H2SO , 81.9 % H2SO4 25-0 77.4 % H2SO 25.0 71.8 % HCIO 25.0 71.8 % HCIO 30-2 0.054 ...
... intermediate . 2,4,6 - Trimethyl- 91 · 8 % H2SO , 25.0 acetophenone 87.0 % H2SO 25.0 oxime 85-8 % H2SO 25.0 85.8 % H2SO4 33.8 85.8 % H2SO4 48.0 84.7 % H2SO , 81.9 % H2SO4 25-0 77.4 % H2SO 25.0 71.8 % HCIO 25.0 71.8 % HCIO 30-2 0.054 ...
Page 343
... intermediate is therefore concluded to be the N - arylnitrilium ion ( I ) and not the phenonium ion ( II ) . 5-0 No spectroscopic evidence for a similar intermediate was obtained in the studies of the rearrangements of acetophen- one ...
... intermediate is therefore concluded to be the N - arylnitrilium ion ( I ) and not the phenonium ion ( II ) . 5-0 No spectroscopic evidence for a similar intermediate was obtained in the studies of the rearrangements of acetophen- one ...
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