Also Called: Disodium;(3Z)-3-[[4-[4-[[2,6-diamino-3-methyl-5-[(4-sulfonatophenyl)diazenyl]phenyl]diazenyl]phenyl]phenyl]hydrazinylidene]-5-methyl-6-oxocyclohexa-1,4-diene-1-carboxylate;C.I. Direct brown 154;Disodium 5-[[4'-[[2,6-diamino-3-methyl-5-[(4-sulphonatophenyl)azo]phenyl]azo][1,1'-biphenyl]-4-yl]azo]-3-methylsalicylate;Benzoic acid, 5-[2-[4'-[2-[2,6-diamino-3-methyl-5-[2-(4-sulfophenyl)diazenyl]phenyl]diazenyl][1,1'-biphenyl]-4-yl]diazenyl]-2-hydroxy-3-methyl-, sodium salt (1:2);Benzoic acid, 5-[[4'-[[2,6-diamino-3-methyl-5-[(4-sulfophenyl)azo]phenyl]azo][1,1'-biphenyl]-4-yl]azo]-2-hydroxy-3-methyl-, disodium salt;C.I. Direct Brown 154, C.I.30120;Disodium,(3Z)-3-[[4-[4-[[2,6-diamino-3-methyl-5-[(4-sulfonatophenyl)diazenyl]phenyl]diazenyl]phenyl]phenyl]hydrazinylidene]-5-methyl-6-oxocyclohexa-1,4-diene-1-carboxylate;Benzoic acid, 5-[[4'-[[2,6-diamino-3-methyl-5-[(4-sulfophenyl)azo]phenyl]azo]1,1'-biphenyl]-4-yl]azo]-2-hydroxy-3-methly-, disodium salt;BENZOIC ACID, 5-[[4'-[[2,6-DIAMINO-3-METHYL-5-[(4-SULFOPHENYL)AZO]PHENYL]AZO]1,1'-BIPHENYL]-4-YL]AZO]-2-HYDROXY-3-METHYL-, DISODIUM SALT