1,8-Dihydroxy-3-methylanthracen-9(10H)-one 491-58-7 9(10H)-Anthracenone, 1,8-dihydroxy-3-methyl- AI3-16523 Anthrone, 1,8-dihydroxy-3-methyl- CCRIS 644 Chrysarobin Chrysarobin (pure substance) Chrysophanic acid-9-anthrone Chrysophanol anthrone Chrysophanol-9-anthrone Chrysothrone EINECS 207-740-5