Journal of the Chemical SocietyThe Society., 1958 |
From inside the book
Results 1-3 of 69
Page 1429
... values of log k50 ° were derived from the Arrhenius relationship fitted to the data in Table 1. Values for o are those of Jaffé . The value of P50 ° so obtained is 2-21 , the correlation coefficient r is 0.998 , the calculated log k 。
... values of log k50 ° were derived from the Arrhenius relationship fitted to the data in Table 1. Values for o are those of Jaffé . The value of P50 ° so obtained is 2-21 , the correlation coefficient r is 0.998 , the calculated log k 。
Page 1638
... values were not influenced by systematic errors introduced in the extrapolations . To eliminate FIG . 1. Variation of heat of dissociation of ephed- rinium ions at 25 ° with ionic strength . ( H298.16 ( cal . mole 11,000 10,500 0.1 0.2 ...
... values were not influenced by systematic errors introduced in the extrapolations . To eliminate FIG . 1. Variation of heat of dissociation of ephed- rinium ions at 25 ° with ionic strength . ( H298.16 ( cal . mole 11,000 10,500 0.1 0.2 ...
Page 1764
... values were checked against a hydrogen electrode . Measurements . These were all carried out at 25 ° ± 0 · 1 ° in an air - bath , and potentials were recorded on an ordinary potentiometer against a saturated calomel half - cell ...
... values were checked against a hydrogen electrode . Measurements . These were all carried out at 25 ° ± 0 · 1 ° in an air - bath , and potentials were recorded on an ordinary potentiometer against a saturated calomel half - cell ...
Contents
1715 | 1310 |
The kinetics of the hydrolysis of methylene dichloride | 1326 |
Firstorder calculation of factor group splittings in the electronic spectra of durene | 1347 |
99 other sections not shown
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acetic acid acetic anhydride acetone added alcohol alkaline Amer ammonia anhydride aqueous methanol atom band benzene boiling bromide Calc CH₂ Chem chloroform chromatography colourless complex compound concentration constant cooled crystallised crystals decomp derivative dichloride dilute dimethyl dioxan dissolved distilled dried eluted ergoflavin ester ethanol ethyl acetate evaporated EXPERIMENTAL filtered filtrate formed Found fraction gallium gave give H₂O heated hydrochloric acid hydrogen chloride hydrolysis iodide ionisation isolated ketone light petroleum b. p. lithium aluminium hydride m. p. and mixed methyl mixed m. p. mixture mole mole-¹ molecular molecule nitrogen obtained oxidation peroxide phenyl phosphate picrate potassium potassium hydroxide precipitate prepared prisms pyridine reaction reduced refluxed requires residue room temperature salt sodium hydroxide solid solution solvent spectra structure sulphuric acid synthesis Table trisaccharide ultraviolet values washed yellow needles yield zinc chloride