Journal of the Chemical Society, Pages 3753-4784

4-dinitrophenylhydrazone absorption acetic acid acetone acetyl added alumina aluminium Amer anhydride atom band benzene benzyl boiling bond Calc capsorubin cation chabazite Chem chloride coefficients complex compounds concentrated cooled crystallised crystals curves cyclic cyclopentanone decomp derivatives diluted distilled dried ester ethanol ethylene evaporated extracted with ether formed Found fractions gave H₂O heated hydride hydrogen chloride hydrolysis hydroxide infrared spectra ionisation isolated isomer ketone light petroleum b. p. lithium aluminium hydride log ɛ m. p. and mixed method methyl mixed m. p. mixture mole molecular molecule needles nitric oxide nitrogen nitroguanidine obtained oxide phases picrate polyene potassium potassium hydroxide precipitate prepared pyridine reaction reduced pressure refluxed requires residue ring room temperature salt sample saturated sodium hydrogen carbonate sodium hydroxide solution solvent spectrum structure substituent sulphate sulphuric acid Table uranyl nitrate values washed yellow yield