Quarterly Journal of the Chemical Society of London

9-quinone acetic acid acetone actinomycin added alcohol alkaline alkyl aluminium Amer amine anhydride anisole aqueous sodium atom band benzene boiling bromide Calc catalyst CH₂ chelate Chem chlorobenzene cocoa butter colourless complex compound concentration containing cooled crystallised cyanide cyclisation decomp decomposition derivative dilute dimethyl dissolved distilled dried Elution ester ethanol evaporated EXPERIMENTAL extracted with ether filtered formation formed Found fraction gave give Grignard reagent heated hydrochloric acid hydrolysis ibid iodide iodine isolated ketone light petroleum b. p. liquid m. p. and mixed methyl mixed m. p. mixture mole molecule needles nitrobenzene nitrogen nitromethane nitrosyl chloride obtained oxide perchloric acid phosphorus oxychloride potassium hydroxide prepared pyridine reaction reagent refluxed requires residue room temperature silver perchlorate sodium hydroxide solid solution solvent spectra sulphate sulphuric acid Table trichloride values washed yellow yield