1,5-Diamino-2-(4-ethoxyphenyl)-4,8-dihydroxyanthraquinone 1,5-Diamino-4,8-dihydroxy-2-(4-ethoxyphenyl)anthraquinone 71799-75-2 9,10-Anthracenedione, 1,5-diamino-2-(4-ethoxyphenyl)-4,8-dihydroxy- EINECS 276-034-7