1,5-DIHYDROXYANTHRAQUINONE 1,5-Dihydroxy-9,10-anthraquinone 1,5-Dihydroxyanthrachinon [Czech] 117-12-4 32073-06-6 4-08-00-03268 (Beilstein Handbook Reference) 9,10-Anthracenedione, 1,5-dihydroxy- Anthraquinone, 1,5-dihydroxy- Anthrarufin BRN 1881718 CCRIS 3150 EINECS 204-175-6 NSC 646570 NSC 7211