Quarterly Journal of the Chemical Society of London, Part 3, Pages 1153-2704

absorption acetic acid acetone acetyl added adduct alcohol alumina Amer amine anhydride aqueous aromatic ation atom benzene bromide Calc carbon carbonyl CH₂ Chem chloride chloroform chromatography compound cooled crystallised cyclisation decomp derivative diluted dimethyl distilled doublet dried eluted ester ethanol ethyl acetate evaporated extracted with ether filtered filtrate formed Found fraction gave give heated under reflux hydride hydrochloric acid hydrogen hydrolysis infrared spectrum irradiated isolated isomer ketone light petroleum b. p. lithium aluminium hydride m. p. and mixed methyl ether mixed m. p. mmoles mole multiplet n.m.r. spectrum needles nitrogen obtained oxide petroleum phenyl potassium potassium hydroxide prepared protons pyridine quinone reaction mixture reduced pressure reduction requires residue ring room temperature silica gel singlet sodium hydroxide solution solvent spectra stirred structure sulphuric acid VIII washed yellow yield