2,6-二叔丁基對甲酚抑制劑Butylated Hydroxytoluene is an organic chemical composed of 4-methylphenol modified with tert-butyl groups at positions 2 and 6. Butylated hydroxytoluene (BHT) inhibits autoxidation of unsaturated organic compounds. BHT is used in food, cosmetics, and industrial fluids to prevent oxidation and free radical formation.