Journal of the Chemical Society, Part 4Chemical Society., 1962 "Titles of chemical papers in British and foreign journals" included in Quarterly journal, v. 1-12. |
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Page 4394
... filtered , shaken with freshly precipitated silver oxide , filtered , and treated with dilute sulphuric acid until precipitation of the barium was complete . The filtrate was concentrated to ca. 10 ml . , filtered again , and evaporated ...
... filtered , shaken with freshly precipitated silver oxide , filtered , and treated with dilute sulphuric acid until precipitation of the barium was complete . The filtrate was concentrated to ca. 10 ml . , filtered again , and evaporated ...
Page 4510
... filtered off and after five recrystallisations from benzene gave glyoxal bisphenyl- hydrazone , having m . p . 170 ° and constant specific activity 1.96 x 103 uc / mmole . ( e ) Glyoxal . The irradiated solution ( 380 ml . ) was treated ...
... filtered off and after five recrystallisations from benzene gave glyoxal bisphenyl- hydrazone , having m . p . 170 ° and constant specific activity 1.96 x 103 uc / mmole . ( e ) Glyoxal . The irradiated solution ( 380 ml . ) was treated ...
Page 4783
... filtered off , washed with benzene , recrystallised from chloroform or acetone and dried in vacuo . It had m . p . 247 ° ( decomp . ) [ Found : C , 34-4 ; H , 3-6 ; N , 7 · 4 % ; M ( isopiestic in acetone ) , 334 ; ( ebullioscopic in 1 ...
... filtered off , washed with benzene , recrystallised from chloroform or acetone and dried in vacuo . It had m . p . 247 ° ( decomp . ) [ Found : C , 34-4 ; H , 3-6 ; N , 7 · 4 % ; M ( isopiestic in acetone ) , 334 ; ( ebullioscopic in 1 ...
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Common terms and phrases
absorption acetic acid acetic anhydride acetone acetylacetone added alcohol Amer anhydride aqueous atom b₁ band benzene bond bromide Calc carbon tetrachloride carbonyl CH₂ Chem chloride chloroform chromatography cm.¹ CO₂H complex compound concentration constant cooled Cotton effect crystallised decomp derivative diethyl dilute dioxan distilled dried electron ester ethanol ether ethyl acetate ethylene evaporated experimental extracted filtered filtrate formed Found fraction gave give heated hydrochloric hydrochloric acid hydrogen hydrogen chloride hydrolysis infrared spectrum isomer k₁ ketone lactone ligand light petroleum b. p. measured methyl mixed m. p. mixture mmoles mole molecule molybdenum needles nitrate nitrogen obtained oxidation peroxide phenyl polymer potassium precipitate prepared protons pyridine radicals reaction reduced refluxed requires residue resonance ring room temperature salt sample sodium hydroxide solid solution solvent spectra steric structure sulphide sulphuric acid Table values washed yellow yield