Synonyms: 5-((2,4-Dinitrophenyl)amino)-2-(phenylamino)benzenesulfonic acid, monosodium salt;Amido yellow EA;Benzenesulfonic acid, 5-((2,4-dinitrophenyl)amino)-2-(phenylamino)-, monosodium salt;C.I. Acid Orange 3;CI 10385;2-Anilino-5-(2,4-dinitroanilino)benzenesulfonic acid sodium salt;Acid Fast Yellow AG;Acid Leather Light Brown G;C.I. 10385;C.I. Acid Orange 3;Sodium 4-(2,4-dinitroanilino)diphenylamine-2-sulfonate;