Quarterly Journal of the Chemical Society of London |
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Page 3199
... lithium aluminium hydride in diethyl ether , using analytical and preparative gas chromato- graphy in the isolation of the products . As before , virtually all the chlorine was removed , and 1H , 2H - hexafluorocyclobutane ( III ) , b ...
... lithium aluminium hydride in diethyl ether , using analytical and preparative gas chromato- graphy in the isolation of the products . As before , virtually all the chlorine was removed , and 1H , 2H - hexafluorocyclobutane ( III ) , b ...
Page 3646
... lithium aluminium hydride in ether at 20 ° , and the excess of the reagent was decomposed by addition of ethyl acetate , 18 three new bases were obtained , giving water - insoluble hydrochlorides but showing no NH bond in their infrared ...
... lithium aluminium hydride in ether at 20 ° , and the excess of the reagent was decomposed by addition of ethyl acetate , 18 three new bases were obtained , giving water - insoluble hydrochlorides but showing no NH bond in their infrared ...
Page 4082
... Lithium Aluminium Hydride . - The method was that of Davies and Porter , who however used lithium aluminium hydride supplied in large lumps , bought in 1950 ; these were powdered just before use . The present work was done with the ...
... Lithium Aluminium Hydride . - The method was that of Davies and Porter , who however used lithium aluminium hydride supplied in large lumps , bought in 1950 ; these were powdered just before use . The present work was done with the ...
Contents
3082 | 2595 |
Interaction between selenium oxychloride and the trichlorides of boron | 2600 |
NO PAGE | 2601 |
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Common terms and phrases
absorption acetic acid acetic anhydride acetone acetyl added alcohol alkali alumina Amer aqueous ation atom band benzene beryllium boiling bond bromide Calc carbon tetrachloride carbonyl Chem chloride chloroform chromatography cm.¹ colourless complexes compound concentrated cooled crystallised crystals cyclohexanone decomp decomposition derivative diethyl dilute dioxan dissolved distilled elution ester ethanol ethyl acetate evaporated EXPERIMENTAL extracted with ether filtered filtrate formation Found fraction gave heated hydride hydrochloric acid hydrolysis infrared infrared spectrum iodide isolated isomers isorotenolone ketone light petroleum b. p. lithium aluminium hydride m. p. and mixed methyl mixed m. p. mixture mole molecule needles nitrate nitric oxide nitrogen obtained peroxide phenyl phosphate potassium precipitate prepared pyridine quinazoline radicals reaction refluxed requires residue room temperature rotenone sample sodium hydroxide solid solution solvent spectra structure sulphate sulphuric acid Table ultraviolet values yellow yield