Chemical Compound Isopropyl alcohol is a common name for a chemical compound with the molecular formula C3H8O. It is a colorless, flammable chemical compound with a strong odor. Wikipedia Density: 786.00 kg/m³ Formula: C3H8O Boiling point: 82.5 °C IUPAC ID: isopropyl alcohol Molar mass: 60.1 g/mol Melting point: -89 °C