Diethylene glycol butyl ether Other names: Diethylene glycol monobutyl ether 2-(2-Butoxyethoxy)-ethanol Formula: C8H18O3 CAS: 112-34-5 Weight: 162,23 g/mol Boiling point: 230 °C Melting point: -68 °C Density: 0,95 g/cm3