1,4,5,8-Tetrachloro-9,10-anthraquinone 1,4,5,8-Tetrachloroanthraquinone 81-58-3 9,10-Anthracenedione, 1,4,5,8-tetrachloro- Anthraquinone, 1,4,5,8-tetrachloro- NSC513487