1,8-Dihydroxy-3-methyl-9,10-anthracenedione 1,8-Dihydroxy-3-methylanthraquinone 3-Methylchrysazin 4,5-Dihydroxy-2-methylanthraquinone 481-74-3 9,10-Anthracenedione, 1,8-dihydroxy-3-methyl- (9CI) Anthraquinone, 1,8-dihydroxy-3-methyl- C.I. 75400 C.I. Natural Yellow 23 CCRIS 3525 CHRYSOPHANIC ACID Chrysophanol EINECS 207-572-2 NSC 37132 NSC 646567 Turkey rhubarb