2-Naphthalenecarboxamide, N-(2,5-dimethoxyphenyl)-4-((2-ethylphenyl)azo)-3-hydroxy- 3-Hydroxy-N-(2,5-dimethoxyphenyl)-4-((2-ethylphenyl)azo)-2-naphthalene carboxamide 61050-46-2 EINECS 262-577-7 N-(2,5-Dimethoxyphenyl)-4-((2-ethylphenyl)azo)-3-hydroxynaphthalene-2-carboxamide