Explanatory notes
… (methyl, ethyl, propyl, phenyl, etc.). Ketones may have two tautomeric forms, the true ketonic form (-CO-) and the … oxide . Colourless liquid formed by the condensation of two acetone molecules. (5) Phorones . Compounds formed by … diketones derived from aromatic compounds by conversion of two CH groups into > C=O groups with any necessary …