Monobutyl tetrachlorophthalate, Phthalic acid,tetrachloro-,monobutyl ester, Butyl hydrogen tetrachlorophthalate, tetrachloro-phthalic acid monobutyl ester, 1,2-Benzenedicarboxylic acid,3,4,5,6-tetrachloro-,monobutyl ester, Tetrachlor-phthalsaeure-monobutylester, EINECS 246-112-5, 2-(butoxycarbonyl)-3,4,5,6-tetrachlorobenzoic acid