Journal of the Chemical SocietyThe Society., 1949 |
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Results 1-3 of 71
Page 25
... absorption alcohol - triethylamine mixtures are given in Fig . 1 . FIG . 1 . curves for methyl alcohol and methyl Methyl alcohol alone at a concentration Infra - red absorption of MeOH - NEt , in di - n - butyl ether solutions . 80 ...
... absorption alcohol - triethylamine mixtures are given in Fig . 1 . FIG . 1 . curves for methyl alcohol and methyl Methyl alcohol alone at a concentration Infra - red absorption of MeOH - NEt , in di - n - butyl ether solutions . 80 ...
Page 27
... absorption curves for methyl alcohol are shown in Fig . 3. At both 0.4 and 1 · 0м - concentrations ( Fig . 3 , curves 1 and 2 ) the alcohol clearly shows the two characteristic absorptions due to unassociated ( ~ 2 · 75 μ ) and ...
... absorption curves for methyl alcohol are shown in Fig . 3. At both 0.4 and 1 · 0м - concentrations ( Fig . 3 , curves 1 and 2 ) the alcohol clearly shows the two characteristic absorptions due to unassociated ( ~ 2 · 75 μ ) and ...
Page 401
... absorption properties . A commercial sample of dibenzyl disulphide , after recrystallisation from ethanol , had m . p . 69-70 ° . Fig . 2. - The sulphur - chlorine compounds were redistilled immediately before spectrographic examination ...
... absorption properties . A commercial sample of dibenzyl disulphide , after recrystallisation from ethanol , had m . p . 69-70 ° . Fig . 2. - The sulphur - chlorine compounds were redistilled immediately before spectrographic examination ...
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Common terms and phrases
absorption acetic acid acetic anhydride acetone added addition alkaline aluminium aluminium chloride Amer ammonia anhydride atom benzene boiling bond bromide Calc carbon catalyst CH₂ Chem chloroform colourless needles compound concentrated condensation cooled crystallised crystals curve cyanide D.Sc decomp decomposition derivatives dilute dissolved distilled disulphide dried ester ethyl acetate ethyl alcohol ethylene evaporated extracted with ether filtered filtrate formed Found fraction gave give m. p. heated hydrochloric acid hydrogen chloride hydrolysis iodide isolated ketone kojic acid light petroleum b. p. m. p. and mixed methanol method mixed m. p. mixture molecule obtained oxide phenyl picrate potassium hydroxide precipitated prepared prisms pyridine reaction reagent reduced pressure refluxed requires residue room temperature salt separated sodium hydroxide solid soluble solution solvent stirred structure sulphate sulphide sulphone sulphuric acid thionyl chloride washed yellow yield