1-(2-Sulfo-p-toluidino)-4-(p-toluidino)anthraquinone, ammonium salt 68227-79-2 Ammonium 4-((9,10-dihydro-9,10-dioxo-4-(p-tolyamino)-1-antryl)amino)toluene-3-sulphonate Benzenesulfonic acid, 2-((9,10-dihydro-4-((4-methylphenyl)amino)-9,10-dioxo-1-anthracenyl)amino)-5-methyl-, monoammonium salt EINECS 269-391-5