3-Chloro-2-bromobutane is an organic compound classified as a haloalkane, specifically a bromo-chloro derivative of butane. Its chemical formula is C4H8BrCl, indicating it contains four carbon atoms, eight hydrogen atoms, one bromine atom, and one chlorine atom. The compound features a bromine atom attached to the second carbon and a chlorine atom attached to the third carbon of the butane chain. It is used in various chemical reactions and applications in organic synthesis.