Dodecyl chloride is an organic compound with the chemical formula C12H25Cl. It is a type of alkyl halide, specifically a long-chain alkyl chloride, where the dodecyl group consists of twelve carbon atoms. This compound is typically used in the synthesis of surfactants, which help reduce surface tension in liquids, making it useful in various cleaning and industrial applications. In addition to its role in producing surfactants, dodecyl chloride can also be used in the manufacture of detergents and emulsifiers. It is a colorless to pale yellow liquid with a strong odor and is generally handled with care due to its potential irritant properties.