Propylene glycol butyl ether

【Chinese Name】1-Butoxy-2-propanol; 1,2-Propylene glycol-1-monobutyl ether (Propylene glycol butyl ether)
【English Name】1,2-Propylene glycol-1-monobutyl ether
【CAS】5131-66-8
【Density】Relative density 0.8843 (20/20°C)
【Melting Point (°C)】-100
【Boiling Point (°C)】170.1
【Refractive Index】1.4174
【Appearance】
Colorless transparent liquid.
【Solubility】
Soluble in ethanol, benzene. Solubility in water at 20°C is 6.4% (by weight).
【Applications】
Used in industries such as coatings, inks, printing and dyeing, pesticides, cellulose, and acrylates. Also used as a fuel antifreeze, cleaning agent, extractant, and in non-ferrous metal ore beneficiation. Additionally, it serves as a raw material in organic synthesis.
【Preparation or Source】
Prepared by reacting 1,2-epoxypropane with n-butanol in the presence of a catalyst, followed by rectification.