Benzenesulfonic acid, 3-[2-(4-aminophenyl)diazenyl]-

Benzenesulfonic acid, 3-[2-(4-aminophenyl)diazenyl]- is a chemical compound with a molecular structure that includes a diazo group (-N=N-) connecting a 4-aminophenyl group to a benzene ring, along with a sulfonic acid group (-SO3H) attached to the benzene ring. Its unique structure allows it to form strong color bonds with various substrates, making it valuable in coloring fabrics, plastics, and other materials. It is an essential component in the creation of a wide range of colored products and plays a crucial role in the textile and colorant industries.