Synonyms: Brilliant Orange H; 52749-23-2; EINECS 258-153-6; B0778; 2-Naphthalenesulfonic acid, 5-[(dimethylphenyl)azo]-6-hydroxy-, monosodium salt; Sodium 5-[(dimethylphenyl)azo]-6-hydroxynaphthalene-2-sulphonate; 2-Naphthalenesulfonic acid, 5-((dimethylphenyl)azo)-6-hydroxy-, monosodium salt; 2-Naphthalenesulfonic acid, 5-(2-(dimethylphenyl)diazenyl)-6-hydroxy-, sodium salt (1:1); 2-Naphthalenesulfonic acid, 5-[2-(dimethylphenyl)diazenyl]-6-hydroxy-, sodium salt (1:1); BRILLANT ORANGE H; MFCD00059907; FT-0773814; C-44628; sodium (E)-5-((3,5-dimethylphenyl)diazenyl)-6-hydroxynaphthalene-2-sulfonate; Acid Orange 17; C18H16N2O4S.Na; C18-H16-N2-O4-S.Na;