Journal of the Chemical SocietyThe Society., 1953 |
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Page 190
... filtered , and the filtrate made alkaline with sodium hydroxide solution . The precipitate thus obtained was filtered off and the process repeated twice . The final material was redissolved in hydrochloric acid and the solution treated ...
... filtered , and the filtrate made alkaline with sodium hydroxide solution . The precipitate thus obtained was filtered off and the process repeated twice . The final material was redissolved in hydrochloric acid and the solution treated ...
Page 344
... filtered , and the filtrate de - iɔnised with Amberlite resins IR - 120 and IR - 4B . Chromatographic examination of the concentrated solution disclosed erythrose , ribose , fructose , heptulose , glucose , and an un- known substance ...
... filtered , and the filtrate de - iɔnised with Amberlite resins IR - 120 and IR - 4B . Chromatographic examination of the concentrated solution disclosed erythrose , ribose , fructose , heptulose , glucose , and an un- known substance ...
Page 835
... filtered . The residue was washed with nitromethane and water , dried at 100 ° , and then extracted with cold chloroform ( total 90 c.c. ) . The residual silver chloride weighed 2.8 g . ( 98 % ) . The chloroform extracts were treated ...
... filtered . The residue was washed with nitromethane and water , dried at 100 ° , and then extracted with cold chloroform ( total 90 c.c. ) . The residual silver chloride weighed 2.8 g . ( 98 % ) . The chloroform extracts were treated ...
Contents
Internuclear Cyclisation Part VII The Synthesis of Some NitroNmethyl | 1 |
Synthesis of Polymethylnaphthalenes | 8 |
Kestose a Trisaccharide formed from Sucrose by Yeast Invertase | 24 |
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absorption acetic acid acetic anhydride acetone acetyl acidified added alcohol alkaline aluminium aluminium chloride Amer amine aqueous sodium atom benzene boiling bromine Calc carbon Chem Chim chloroform chromatographed colourless compound concentrated cooled crystallised crystals D.Sc decomp derivatives dilute dissolved distilled dried elution equiv ester ethanol ethyl acetate ethylene evaporated extracted with ether filtered filtrate formed Found fraction gave give m. p. H₂O heated hydrochloric acid hydrogen chloride hydrogen sulphate hydrolysis hydroxyl infra-red iodide isolated ketone light petroleum b. p. liquid lithium aluminium hydride m. p. and mixed method mixed m. p. mixture mole obtained oxidation oxidised pale yellow phosphorochloridate polyporenic potassium hydroxide precipitate prepared prisms pyridine reaction reduced refluxed requires residue room temperature salt sodium hydroxide solid soluble solution solvent spectra sulphuric acid ultra-violet washed yellow needles yield