Synonyms: Hydroquinone,tetrabromo- (6CI,7CI,8CI); 2,3,5,6-Tetrabromo-1,4-benzenediol;2,3,5,6-Tetrabromo-1,4-hydroquinone; 2,3,5,6-Tetrabromohydroquinone;Hydrobromanil; NSC 508878; Tetrabromo-1,4-hydroquinone;Tetrabromo-p-hydroquinone; Tetrabromohydroquinone