Journal of the Chemical SocietyThe Society., 1960 |
From inside the book
Results 1-3 of 77
Page 258
... ether gave 2 - cyclohexyliminotetra- hydrofuran hydrobromide , m . p . 132 ° ( Found : C , 48-2 ; H , 7-2 ; N , 5-9 % ) . The hydrobromide ( 26 g . ) in water ( 75 ml . ) was basified with 10 % aqueous sodium carbonate ; extraction with ...
... ether gave 2 - cyclohexyliminotetra- hydrofuran hydrobromide , m . p . 132 ° ( Found : C , 48-2 ; H , 7-2 ; N , 5-9 % ) . The hydrobromide ( 26 g . ) in water ( 75 ml . ) was basified with 10 % aqueous sodium carbonate ; extraction with ...
Page 261
... ether , but did not give satisfactory analyses . Satisfactory results were , however , obtained on a specimen of the same m . p . regenerated from the pure imino - ether ( below ) which was heated slowly from 20 ° to 110 ° in vacuo ...
... ether , but did not give satisfactory analyses . Satisfactory results were , however , obtained on a specimen of the same m . p . regenerated from the pure imino - ether ( below ) which was heated slowly from 20 ° to 110 ° in vacuo ...
Page 505
... ether ( II ) ( 2 · 7 g . ) was filtered off and washed with ether . The filtrate on evaporation gave the crude methyl ether ( III ) ( 5.27 g . ) , which was purified by chromatography on alumina ( grade " H " ) , with 1 : 1 benzene ...
... ether ( II ) ( 2 · 7 g . ) was filtered off and washed with ether . The filtrate on evaporation gave the crude methyl ether ( III ) ( 5.27 g . ) , which was purified by chromatography on alumina ( grade " H " ) , with 1 : 1 benzene ...
Contents
NO PAGE | 6 |
Tautomerism of Nheteroaromatic aldoximes | 22 |
Nucleophilic displacements in organic sulphites Part VI Comparison of | 37 |
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acetic acid alcohol alkaline Amax Amer amylose anhydride aniline aqueous sodium ation atom bands benzene benzoic acid benzoyl peroxide boiled bond boron bromide butyl Calc calculated carbon tetrachloride CH₂ Chem chloride chlorobenzene chloroform chromatography complex component compounds concentration constants cooled crystallised cyclic sulphate cyclohexane decomposition derivatives dilute distilled dried equation ester ethanol ether ethyl acetate evaporated EXPERIMENTAL extracted Fèvre filtered filtrate formed Found fraction gave H₂O heated hydrochloride hydrogen hydrogen chloride hydrolysis imino-ether infrared iodide ions isolated k₁ ketone m. p. and mixed method mixed m. p. mixture mole molecular molecules needles NH₂ nitration nitrogen obtained oxide peroxide phenol picrate potassium precipitate prepared pyridine reaction reduced reflux removed requires residue room temperature sample sodium hydroxide solution solvent spectra spectrum Table thiocyanate thiocyanogen transition values vanadium(IV wavelengths yield Z-enzyme