Ethanol (also called ethyl alcohol, grain alcohol, drinking alcohol, or simply alcohol) is an organic chemical compound. It is a simple alcohol with the chemical formula C2H6O. Its formula can be also written as CH3−CH2−OH or C2H5OH (an ethyl group linked to a hydroxyl group), and is often abbreviated as EtOH. Ethanol is a volatile, flammable, colourless liquid with a slight characteristic odour. It is a psychoactive substance, recreational drug, and the active ingredient in alcoholic drinks.
|Appearance||Density||Solubility in water||Acidity (pKa)|
|Colourless liquid||0.78945 g/cm3 (at 20 °C)||Miscible||15.9 (H2O), 29.8 (DMSO)|