Meta Amino Benzene Sulphonic Acid (MABS) is an organic compound characterized by a benzene ring with an amino group (NH2) at the meta position and a sulphonic acid group (SO3H). It is primarily used as an intermediate in the synthesis of dyes, pigments, and various chemical products. The compound is notable for its solubility in water and its role in producing colorants that are stable under a variety of conditions