Synonyms: 2-Anthracenesulfonic acid, 4,8-diamino-9, 10-dihydro-1,5-dihydroxy-9,10-dioxo-;2-anthracenesulfonic acid, 4,8-diamino-9,10-dihydro-1,5-dihydroxy-9,10-dioxo-;4,8-Diamino-9,10-dihydro-1,5-dihydroxy-9,10-dioxo-2-anthracenesulfonic acid;5138-23-8