Stimulating odour.With alcohol and ether immiscible.Heating polymerization, with a variety of vinyl monomer copolymerization.Slightly soluble in water.Water solubility: 20 ° C at 0.14 g / 100 ml, 40 C 0.12 g / 100 ml.Water solubility in the butyl acrylate 20 ° C at 0.8 ml / 100 g.Flammable.Low toxicity, median lethal dose (rats, through the mouth) 3.73 g/kg.With ethanol, ethyl ether immiscible.