The chemical formula for Trans,Trans-2,4-Hexadienal 142-83-6 is Liquid. E,E-2,4-Hexadienal,Sorbaldehyde,Sorbic Aldehyde,2,4-Hexadienal are all names for it. It is used in the Aroma, Perfume, Fragrance, Flavor, Soap and Detergent Industries, Pharmaceutical Industry, and Chemical Industries. Keep the container tightly closed in a dry, well-ventilated area. To prevent leakage, open containers must be carefully resealed and kept upright. Keep in a cool place.