Butadine-1, 3 is a colorless, combustible gas with a characteristic odor. It is easily condensable under pressure. Butadiene-1,3 is soluble in hydrocarbons, alcohols and ethers, but virtually insoluble in water. Butadiene-1,3 is classified as extremely flammable and it may cause cancer and heritable genetic damage. Appearance: Colorless, combustible gas with a characteristic odor. Information provided by Evonik |