1,4,5,7-Tetrahydroxy-2-methylanthraquinone 4-08-00-03687 (Beilstein Handbook Reference) 4-Hydroxyemodin 476-46-0 9,10-ANTHRACENEDIONE, 2-METHYL-1,4,5,7-TETRAHYDROXY- 9,10-Anthracenedione, 1,4,5,7-tetrahydroxy-2-methyl- (9CI) Anthraquinone, 1,4,5,7-tetrahydroxy-2-methyl- (8CI) BRN 2061086 CCRIS 5308 Catenarin (6CI) Caterarin Katenarin NSC 344022