Quarterly Journal of the Chemical Society of London, Part 5, Pages 5005-6079 |
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Page 5027
... Further addition of sodium hydroxide produces no further colour change . The singly charged pervanadate ion is undergoing further ionization . Suppose that this further ionization may be represented by the equation : K2 H2VO5 H ++ HVO2 ...
... Further addition of sodium hydroxide produces no further colour change . The singly charged pervanadate ion is undergoing further ionization . Suppose that this further ionization may be represented by the equation : K2 H2VO5 H ++ HVO2 ...
Page 5202
... further addition of biacetyl 15 mm . at the times shown by the arrows . 5 10 L 15 20 Time ( min . ) FIG . 7. 520 ° . Initial pressures : methylal 75 mm . , nitric oxide 5 mm . , biacetyl ( I ) 0 , ( II ) 5 , ( III ) 6 · 5 , ( IV ) 8 ...
... further addition of biacetyl 15 mm . at the times shown by the arrows . 5 10 L 15 20 Time ( min . ) FIG . 7. 520 ° . Initial pressures : methylal 75 mm . , nitric oxide 5 mm . , biacetyl ( I ) 0 , ( II ) 5 , ( III ) 6 · 5 , ( IV ) 8 ...
Page 5947
... further dissociation of the ( P49 ) + ions of the glucal type , as represented by ( VIII ) . Thus , a reverse Diels - Alder reaction R H R H H. H + HO H - C O = C - H R ・ CH , CHO ( XV ) + H HOH ( VIII ) HO ( XIII ) HT H OH ( XIV ) OHC ...
... further dissociation of the ( P49 ) + ions of the glucal type , as represented by ( VIII ) . Thus , a reverse Diels - Alder reaction R H R H H. H + HO H - C O = C - H R ・ CH , CHO ( XV ) + H HOH ( VIII ) HO ( XIII ) HT H OH ( XIV ) OHC ...
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Common terms and phrases
absorption acetic acid acetic anhydride acetone added alcohol alkaline alumina Amax Amer anhydride anion aromatic atoms bands benzene benzyl boiling bond bromide Calc carbonate carboxylic Chem chloride chloroform chromatography cm.¹ complexes compound concentration constants crystallised crystals decomp decomposition derivative dilute dioxan distilled dried electron Elution ester ethanol ethyl acetate ethylene evaporated extracted filtered formed Found fraction gave H₂O heated hydration hydrochloric acid hydrogen hydrolysis infrared infrared spectrum iodide iodine iodine pentafluoride isomer isomeric ketone light petroleum lithium aluminium hydride m. p. and mixed methyl ether mixed m. p. mixture mole molecule needles nitrate nitric oxide nitrogen observed obtained ozonolysis peroxide phenyl potassium prepared proton pyridine radicals reaction reflux requires residue resonance room temperature salt sodium hydroxide sodium methoxide solid solution solvent spectra structure substituent sulphate Table ultraviolet values Vmax washed yield