Quarterly Journal of the Chemical Society of London, Pages 3324-4156 |
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Page 3218
... benzene and dioxan solutions might be used to test for the existence of a mesomeric effect in amines and phenols which are too complex to permit the satisfactory interpretation of their dipole moments in benzene only . Further , it ...
... benzene and dioxan solutions might be used to test for the existence of a mesomeric effect in amines and phenols which are too complex to permit the satisfactory interpretation of their dipole moments in benzene only . Further , it ...
Page 3452
... benzene and in dioxan solution were made on all the substances to minimise the risk of not detecting solvent - solute interactions between benzene and the nitro - compounds . The agreement between the dipole results obtained with the ...
... benzene and in dioxan solution were made on all the substances to minimise the risk of not detecting solvent - solute interactions between benzene and the nitro - compounds . The agreement between the dipole results obtained with the ...
Page 3468
... benzene on heavy magnesium oxide . Elution with benzene did not completely separate the chlorin and the tetrahydroporphin . The fraction containing the bulk of the red a - tetrahydroporphin was evaporated to dryness under reduced ...
... benzene on heavy magnesium oxide . Elution with benzene did not completely separate the chlorin and the tetrahydroporphin . The fraction containing the bulk of the red a - tetrahydroporphin was evaporated to dryness under reduced ...
Contents
Catalytic hydrogenation | 2845 |
Garden J F and Thomson R H | 2851 |
Gerrard W See Dandegaonker S H 2872 | 2872 |
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Common terms and phrases
4-triazine absorption acetic acid acetic anhydride acetone acidified added alcohol alkali alkyl Amer amine aqueous sodium atom band benzene benzyl boiling bromine Calc carbonate carbonyl Chem chloroform chromatography CO₂H colourless compound concentration containing cooled crystallised cyclisation decomp derivative diethyl dilute dioxan dioxide diphenyl dissolved distilled dried eluted ester ethanol ethyl acetate evaporated filtered filtrate fluorene formation formed Found fraction gave give H₂O heated hydrochloric acid hydrogen chloride hydrolysis infrared iodide isatin isolated ketone lactone light petroleum b. p. lithium aluminium hydride log ɛ m. p. and mixed method methyl mixed m. p. mixture mole needles nitric acid nitrogen obtained oxidation perchloric phenyl precipitate prepared prisms pyridine reaction reagent reduced refluxed requires residue room temperature salt separated sodium hydroxide solid solution solvent spectra sulphuric acid Table titration washed yellow yield