Journal of the Chemical SocietyThe Society., 1953 |
From inside the book
Results 1-3 of 61
Page 7
... Elution was by benzene . The product separated from benzene in yellow needles ( Found : C , 52-8 ; H , 3-6 . C1H12O , ̧N , requires Ĉ , 53.2 ; H , 3 · 8 % ) . Decomposition of the Diazonium Fluoroborate prepared from p - Amino - N ...
... Elution was by benzene . The product separated from benzene in yellow needles ( Found : C , 52-8 ; H , 3-6 . C1H12O , ̧N , requires Ĉ , 53.2 ; H , 3 · 8 % ) . Decomposition of the Diazonium Fluoroborate prepared from p - Amino - N ...
Page 244
... elution . The column was eluted successively with pentane , pentane - benzene ( 1 : 1 ) , benzene , and benzene - ether mixtures ( 1 : 19 , 1 : 7 twice ) , and finally twice with ether , giving fractions 1-8 . Fraction 2 was an oil [ 11 ...
... elution . The column was eluted successively with pentane , pentane - benzene ( 1 : 1 ) , benzene , and benzene - ether mixtures ( 1 : 19 , 1 : 7 twice ) , and finally twice with ether , giving fractions 1-8 . Fraction 2 was an oil [ 11 ...
Page 544
... elution with pentane gave slightly impure cholesta - 3 : 5 - diene ( 6 mg . ) as the only crystalline material which could be isolated . ( b ) With potassium acetate . Cholest - 5 - en - 3 - yl toluene - p - sulphonate ( 100 mg . ) and ...
... elution with pentane gave slightly impure cholesta - 3 : 5 - diene ( 6 mg . ) as the only crystalline material which could be isolated . ( b ) With potassium acetate . Cholest - 5 - en - 3 - yl toluene - p - sulphonate ( 100 mg . ) and ...
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