Einecs 280-394-0

N-(2-Ethoxyphenyl)-3-hydroxy-4-[2-methyl-5-(dimethylaminosulfonyl)phenylazo]-2-naphthamide

4-((5-((Dimethylamino)sulphonyl)-2-methylphenyl)azo)-N-(2-ethoxyphenyl)-3-hydroxynaphthalene-2-carboxamide

4-[[5-[(dimethylamino)sulphonyl]-2-methylphenyl]azo]-N-(2-ethoxyphenyl)-3-hydroxynaphthalene-2-carboxamide