Journal of the Chemical Society, Part 1

acetic anhydride acetone acetyl activity aldehyde alkali aluminium chloride anhydrous aqueous alcohol aqueous sodium atoms benzene boiling bromide Calc catalyst CH₂ Chem Chemical chloroform colourless needles compound concentrated condensation constant cooled corresponding crystallised from alcohol crystals cyclisation decomp dehydrogenation derivative dilute dipole dissolved distilled dried effect ester ethyl ethyl acetate evaporated EXPERIMENTAL experiments extracted with ether formation formed Found fraction gave glacial acetic acid H₂O heated hydrocarbon hydrochloric acid hydrogen chloride hydrolysis iodide isolated k₁ ketone lactone layer liquid m. p. and mixed melted method methyl alcohol mixed m. p. mixture molecule mols nitrate nitric nitric acid obtained oxide permanganate potassium hydroxide precipitated prepared prisms pyridine reaction reduced refluxed removed requires residue room temperature salt separated sodium carbonate sodium hydroxide solid solution solvent substance sulphate sulphuric acid tube velocity washed yellow needles yield