Quarterly Journal of the Chemical Society of London, Part 1, Pages 1-1200 |
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Page 52
... oxygen atoms ; this is in agreement with previous work on the erythroaphins 6 in which two such non - aromatic ... oxygen atoms is present as an alcoholic hydroxyl group ( max . 3440 cm . - 1 ) and the other as ethereal oxygen , in the ...
... oxygen atoms ; this is in agreement with previous work on the erythroaphins 6 in which two such non - aromatic ... oxygen atoms is present as an alcoholic hydroxyl group ( max . 3440 cm . - 1 ) and the other as ethereal oxygen , in the ...
Page 69
... oxygen - free nitrogen . Aminations in Air .— ( a ) 2,5 - Dichloro - 3,6 - dimethoxybenzoquinone ( 33.2 mg . ) in benzene ( 2 ml . ) was set aside with n - butylamine ( 20 drops ) . No oxygen uptake was observed during the reaction ...
... oxygen - free nitrogen . Aminations in Air .— ( a ) 2,5 - Dichloro - 3,6 - dimethoxybenzoquinone ( 33.2 mg . ) in benzene ( 2 ml . ) was set aside with n - butylamine ( 20 drops ) . No oxygen uptake was observed during the reaction ...
Page 545
... oxygen exchange , which may be classed as a specialisation of acid - catalysed hydrolysis and esterification . It is evident that , in this special case of the oxygen exchange of acids , acyl - oxygen fission must be involved . No ...
... oxygen exchange , which may be classed as a specialisation of acid - catalysed hydrolysis and esterification . It is evident that , in this special case of the oxygen exchange of acids , acyl - oxygen fission must be involved . No ...
Contents
Preparation and reactions of some oxoalkyliron complexes | 1 |
Developments in the theory of cationic polymerisation Part IV A general | 16 |
The lowfrequency infrared spectra of some complex halides of zinc cadmium | 26 |
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absorption acetic acid acetic anhydride alkaline aluminium aluminium chloride Amax Amer amine ammonia aqueous aromatic atom band benzene bond bromide Calc carbon CH₂ Chem chloride chloroform chromatography cm.¹ complex compound concentration coupling constants crystallised crystals decomp decomposition derivative dilute dimethyl dimethyl ether distilled dried Elution equation erythroaphins ester ethanol ether ethyl acetate evaporated EXPERIMENTAL extracted filtered fluoride formation Found fraction gave halides heated hydrochloric acid hydrogen hydrolysis infrared infrared spectra iodide K₁ ligand light petroleum lithium aluminium hydride log ɛ m. p. and mixed maltose method mixed m. p. mixture mole molecules nitrogen obtained oxidation oxygen phenyl picrate potassium precipitate prepared proton pyridine quinone reaction recrystallised refluxed requires residue resonance room temperature salt sample sodium hydroxide solution solvent spectrum structure substitution Table ultraviolet values washed yield