1,5-Diamino-4,8-dihydroxy-2-(p-methoxyphenyl)-7-anthraquinonesulfonic acid 2-Anthracenesulfonic acid, 4,8-diamino-9,10-dihydro-1,5-dihydroxy-7-(p-methoxyphenyl)-9,10-dioxo- 26941-42-4 4,8-Diamino-1,5-dihydroxy-7-(p-methoxyphenyl)anthraquinone-2-sulfonic acid 4,8-Diamino-9,10-dihydro-1,5-dihydroxy-7-(4-methoxyphenyl)-9,10-dioxoanthracene-2-sulphonic acid EINECS 248-120-4