1,2,4-Trihydroxy-9,10-anthracenedione 1,2,4-Trihydroxy-9,10-anthraquinone 1,2,4-Trihydroxyanthrachinon [Czech] 1,2,4-Trihydroxyanthraquinone 4-08-00-03568 (Beilstein Handbook Reference) 81-54-9 9,10-Anthracenedione, 1,2,4-trihydroxy- 9,10-Anthracenedione, 1,2,4-trihydroxy- (9CI) Anthraquinone, 1,2,4-trihydroxy- BRN 1887127 C.I. 1037 C.I. 58205 C.I. 75410 CCRIS 3527 EINECS 201-359-8 Hydroxylizaric acid NSC 10447 PURPURIN Purpurine Smoke Brown G Verantin