Quarterly Journal of the Chemical Society of London, Part 3 |
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Results 1-3 of 83
Page 2377
... observed with solutions of 1,3,5 - trinitrobenzene in pyridine . For these systems Amax , always lay in the region 450-475 mu and in ionising solvents a new band occurred near 570 mμ ; a secondary reaction also occurred in suitable ...
... observed with solutions of 1,3,5 - trinitrobenzene in pyridine . For these systems Amax , always lay in the region 450-475 mu and in ionising solvents a new band occurred near 570 mμ ; a secondary reaction also occurred in suitable ...
Page 2738
... observed if the nitric acid supplying the vapour feed were so concentrated , e.g. , 95 % , that it would , as liquid , rapidly nitrate t - butylbenzene . Further , the extent of nuclear nitration in the products of vapour - flow ...
... observed if the nitric acid supplying the vapour feed were so concentrated , e.g. , 95 % , that it would , as liquid , rapidly nitrate t - butylbenzene . Further , the extent of nuclear nitration in the products of vapour - flow ...
Page 2766
... observed with the complexes KCrF , and KCuF , ( preliminary experiments 16 showed a splitting but re - preparation removed the extra bands which must have been due to hydrolysis ) and it must be assumed either that the extra bands are ...
... observed with the complexes KCrF , and KCuF , ( preliminary experiments 16 showed a splitting but re - preparation removed the extra bands which must have been due to hydrolysis ) and it must be assumed either that the extra bands are ...
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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Common terms and phrases
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