Quarterly Journal of the Chemical Society of London, Part 3 |
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Page 2724
... salt is merely catalysing a slow reaction between the organic halide and dimethylformamide such as has been observed by Kornblum and Blackwood.15 It is perhaps significant that solutions of cinnamyl bromide in this solvent at 80 ° are ...
... salt is merely catalysing a slow reaction between the organic halide and dimethylformamide such as has been observed by Kornblum and Blackwood.15 It is perhaps significant that solutions of cinnamyl bromide in this solvent at 80 ° are ...
Page 2973
... salt separated as orange plates ( 11.5 g . , 95 % ) . For analysis it was recrystallised once from water and then twice from ethanol ( Found : C , 45 · 1 ; H , 3 · 6 ; S , 17.3 . C14H12ONS , Na requires C , 45 · 0 ; H , 3.2 ; S , 17 · 2 ...
... salt separated as orange plates ( 11.5 g . , 95 % ) . For analysis it was recrystallised once from water and then twice from ethanol ( Found : C , 45 · 1 ; H , 3 · 6 ; S , 17.3 . C14H12ONS , Na requires C , 45 · 0 ; H , 3.2 ; S , 17 · 2 ...
Page 2974
... salt ( 2.25 g . ) was suspended in cyclohexylamine ( 5 ml . ) and heated for 5 min . The mixture was partitioned between ethyl acetate and water , and the organic phase washed with dilute acid , dried and evaporated , giving NS ...
... salt ( 2.25 g . ) was suspended in cyclohexylamine ( 5 ml . ) and heated for 5 min . The mixture was partitioned between ethyl acetate and water , and the organic phase washed with dilute acid , dried and evaporated , giving NS ...
Contents
2454 | 2314 |
Substituted carbonyl compounds of chromium molybdenum tungsten and man | 2323 |
Thiohydantoins Part IV Oxidation in alkaline solution by molecular oxygen | 2327 |
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1,3,5-trinitrobenzene 3-dimethylbarbituric acid absorption acetic acid acetone added alcohol alkaline alkyl Amax Amer amines anhydride aqueous aromatic benzene boiling bond bromide Calc carbon carbon tetrachloride carbonyl cation Chem chloride chloroform chromatography cinnoline complex compound concentration cooled crystallised crystals cyclisation decomp derivatives dilute dioxide distilled dried ester ethanol evaporated filtered filtrate formed Found fraction gave give glycollic acid glyoxylic acid heated hydrochloric acid hydrolysis infrared infrared spectrum iodide isomer light petroleum b. p. lithium lithium aluminium hydride m. p. and mixed methyl methyl iodide methylamine mixed m. p. mixture mole molecular molecule N-methyl obtained oxidation oxygen phenol picrate polymer potassium precipitate prepared prisms pyridine reaction reduced refluxed requires residue room temperature salt sodium hydroxide solid soluble solution solvent spectra stirred structure sulphuric acid Table titration trisaccharide ultraviolet values washed yellow needles yield