Synonyms: disodium 6-[[2-(4-cyclohexylphenoxy)phenyl]azo]-4-[[(2,4-dichlorophenoxy)acetyl]amino]-5-hydroxynaphthalene-1,7-disulphonate;1,7-Naphthalenedisulfonic acid, 6-2-(4-cyclohexylphenoxy)phenylazo-4-(2,4-dichlorophenoxy)acetylamino-5-hydroxy-, disodium salt;1,7-Naphthalenedisufonic acid, 6-[[2-(4-cyclohexyphenoxy)phenyl]azo]-4-[[(2,4-dichlorophenoxy)acetyl]amino]-5-hydroxy-, disodium salt;6-[[2-(4-Cyclohexylphenoxy)phenyl]azo]-4-[[(2,4-dichlorophenoxy)acetyl]amino]-5-hydroxy-1,7-naphthalenedisulfonic acid disodium salt;Disodium 6-((2-(4-cyclohexylphenoxy)phenyl)azo)-4-(((2,4-dichlorophenoxy)acetyl)amino)-5-hydroxynaphthalene-1,7-disulphonate;Einecs 280-155-0