Colorless to pale yellow liquid. Melting point -19 ℃. Boiling point 95 ℃. The relative density (d20) is 0.932. The refractive index is 1.3996. Flash point 63 ℃. Easy to dissolve in water and commonly used organic solvents, but insoluble in petroleum ether and carbon disulfide.

Important organic synthesis intermediates used for the synthesis of methyl methacrylate, ethyl 2-methylisobutyrate, azobisisobutyronitrile, insecticides, and metal separation and extraction agents.