Journal of the Chemical Society, Part 1

Ac₂O acetate acetone AcOH addition alcohol aldehyde alkali anhydride Annalen atom benzene boiling bromide Calc carbon CH₂ Chem Chemical chloride CO₂ colour colourless compound conc concentration concn containing cooled crystallised from EtOH crystals crystn curve decomp decomposition derivative diazotised diluted dissolved distilled double bond dried effect ergosterol ester Et₂O ether EtOH excess EXPERIMENTAL expts extracted formation formed Found fraction gave H₂O H₂SO halogen heated hydrogen hydrogen bromide hydrolysis hydroxide iodide isolated ketone lactone light petroleum liquid MeOH method methyl mixed m. p. mixture molecules NaOH needles nitrate nitric acid nitrobenzene obtained Ostwald oxidation phenyl picrate pptd pptn prepared prisms pure pyridine pyrylium salt reaction recrystn refluxed requires residue salt separated sodium solid solution solvent substance sulphuric acid Table tube values velocity yellow yield