Meta-dichlorobenzene, also known as 1,3-dichlorobenzene, is an aromatic compound with the chemical formula C6H4Cl2. It consists of a benzene ring with two chlorine atoms attached at the 1 and 3 positions. This compound is commonly used as a solvent and in the production of other chemicals. Meta-dichlorobenzene is a colorless liquid with a sweet odor. It is less toxic than some other chlorinated compounds but can still pose health risks if inhaled or ingested. It is important to handle this chemical with care and follow safety guidelines to minimize exposure.