Journal of the Chemical SocietyThe Society., 1964 |
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Page 3691
... acid - acetic anhydride mixtures , the acetoxylation : nitration rate ratio is constant under a variety of conditions when the individual rates change by factors of up to 330. The total rate ( acetoxylation plus nitration ) is ...
... acid - acetic anhydride mixtures , the acetoxylation : nitration rate ratio is constant under a variety of conditions when the individual rates change by factors of up to 330. The total rate ( acetoxylation plus nitration ) is ...
Page 3695
... acetic acid concentration of 0.34м . The plot of log ( rate increase ) ... anhydride ( see below ) . Several runs were measured in which sulphuric acid ... acetic anhydride . A , [ H2SO ] varied ; B , [ ACOH ] varied . [ OSH ] 60 log 5.5 ...
... acetic acid concentration of 0.34м . The plot of log ( rate increase ) ... anhydride ( see below ) . Several runs were measured in which sulphuric acid ... acetic anhydride . A , [ H2SO ] varied ; B , [ ACOH ] varied . [ OSH ] 60 log 5.5 ...
Page 3699
... acetic acid ) acetic anhydride [ AcOH ] X + 0.57x . Making these substitutions and writing k = k / ( K [ Ac2O ] ) , equation ( 9 ) becomes dx / dt = k ( X - x ) 2 ( X + 0 · 57x ) Integration of ( 10 ) and substitution of mX = x leads to ...
... acetic acid ) acetic anhydride [ AcOH ] X + 0.57x . Making these substitutions and writing k = k / ( K [ Ac2O ] ) , equation ( 9 ) becomes dx / dt = k ( X - x ) 2 ( X + 0 · 57x ) Integration of ( 10 ) and substitution of mX = x leads to ...
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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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