Quarterly Journal of the Chemical Society of London |
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Page 206
... spectrum of the resulting green solution had a peak at 625 mu , which quickly decreased in intensity , the reading at 625 mu falling from 0.32 to 0.01 in 15 min . Meanwhile a new peak at 590 mμ appeared . After 1 hr . no further change ...
... spectrum of the resulting green solution had a peak at 625 mu , which quickly decreased in intensity , the reading at 625 mu falling from 0.32 to 0.01 in 15 min . Meanwhile a new peak at 590 mμ appeared . After 1 hr . no further change ...
Page 678
... spectrum ; on this basis Karagounis has assigned the symmetry Dgh to the free radical.30 However , we do not consider this method reliable as the number of bands observed in a complex spectrum such as this may be much less than the ...
... spectrum ; on this basis Karagounis has assigned the symmetry Dgh to the free radical.30 However , we do not consider this method reliable as the number of bands observed in a complex spectrum such as this may be much less than the ...
Page 1284
... spectrum present at low concentrations of acid disappears progressively as the acid concentration is increased and is replaced by a new spectrum consisting of three lines : Av 185 cm . -1 , very strong , polarised ; Av 137 cm . - 1 ...
... spectrum present at low concentrations of acid disappears progressively as the acid concentration is increased and is replaced by a new spectrum consisting of three lines : Av 185 cm . -1 , very strong , polarised ; Av 137 cm . - 1 ...
Contents
Dynamic contact angles Part I Changes in airsolutionsolid contact angles with | 22 |
Perfluoroalkyl derivatives of nitrogen Part V The mechanism of the Hofmann | 30 |
Studies on biological methylation Part XVI Natural sulphonium compounds | 39 |
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acetic acid acetic anhydride acetone acetyl added alcohol alkali alkyl Amer ation atom band benzene boiling bond boron trichloride bromide bromine Calc carbon Chem chloroform chromatography colourless complex compound concentration condensation cooled crystallised from ethanol curve decomp derivative dilute dioxan dissolved distilled dried elution equilibrium ester ethanol evaporated EXPERIMENTAL extracted with ether filtered filtrate formed Found fraction gave give H₂O heated hydrochloric acid hydrogen chloride hydrolysis infrared iodide iodine irradiation isolated ketone Light absorption lithium aluminium hydride m. p. and mixed method methyl mixed m. p. mixture mole molecule needles nitrate obtained oxidation oxidised phenyl phosphate picrate potassium hydroxide precipitate prepared pyridine reaction reagent reflux removed requires residue room temperature salt sodium hydroxide solid soluble solvent spectra spectrum structure sulphide sulphuric acid Table tetrahydrofuran trichloride ultraviolet vacuo values washed yellow yield