Journal of the Chemical SocietyThe Society., 1964 |
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Page 3694
... concentration is varied , indicate that the reaction is of zeroth order with respect to o - xylene . Several other runs carried out with varied xylene concentration , constant nitric acid concentration , and in the absence of added ...
... concentration is varied , indicate that the reaction is of zeroth order with respect to o - xylene . Several other runs carried out with varied xylene concentration , constant nitric acid concentration , and in the absence of added ...
Page 3695
... concentration and at a fixed acetic acid concentration of 0.34м . The plot of log ( rate increase ) against log [ HNO , ] is shown in Fig . 1 ( B ) . The slope of this plot is 2.34 . Runs were also carried out at fixed nitric acid ...
... concentration and at a fixed acetic acid concentration of 0.34м . The plot of log ( rate increase ) against log [ HNO , ] is shown in Fig . 1 ( B ) . The slope of this plot is 2.34 . Runs were also carried out at fixed nitric acid ...
Page 3952
... concentration of unchanged hydrazone was determined polaro- graphically . In the whole pH range studied , the polarogram gave a linear current- concentration relation up to about 5 × 10-4м . For the experiments above pH 3 , the stock ...
... concentration of unchanged hydrazone was determined polaro- graphically . In the whole pH range studied , the polarogram gave a linear current- concentration relation up to about 5 × 10-4м . For the experiments above pH 3 , the stock ...
Contents
4028 | 3507 |
Nucleophilic reactivity Part V The reaction between amines and ethyl meth | 3513 |
Molecular polarisability Dipole moments molar Kerr constants and apparent | 3523 |
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Common terms and phrases
absorption acetic acid acetic anhydride acetone acetoxylation acetyl added alcohol alkaline alumina aluminium Amer amine atoms band benzene benzyl bond bromide Calc carbon carbonyl CH₂ chabazite Chem chloride chloroform chromatography cm.¹ compounds concentration crystals decomp derivatives diethyl diluted dimethylformamide diol dissolved distilled dried ester ethanol ethyl acetate evaporated EXPERIMENTAL extracted with ether filtrate formation Found fraction gave give heated hydrochloric acid hydrochloride hydrogen hydrolysis hydroxyl infrared iodide isomers K₁ ketone kinetic light petroleum lithium lithium aluminium hydride m. p. and mixed mixed m. p. mixture mole molecules needles nitrate nitric acid nitrogen o-xylene obtained optical oxide oxygen petroleum b. p. phenol picrate potassium precipitated prepared proton pyridine rate constants reaction recrystallised refluxed requires residue room temperature salt sodium hydroxide solvent spectra spectrum stirred structure substitution sulphuric acid Table values washed yield