Synonyms
OXAMINE BLUE 4R;DIRECT BLUE 3;disodium 3-[[4'-[(6-amino-1-hydroxy-3-sulphonato-2-naphthyl)azo]-3,3'-dimethyl[1,1'-biphenyl]-4-yl]azo]-4-hydroxynaphthalene-1-sulphonate;3-[[4'-[(6-Amino-1-hydroxy-3-sulfo-2-naphtyl)azo]-3,3'-dimethyl-1,1'-biphenyl-4-yl]azo
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![Disodium 4-amino-3-[[4'-[(1-hydroxy-4-sulfonato-2-naphthyl)azo][1,1'-biphenyl]-4-yl]azo]naphthalene-1-sulfonate](https://resource.alfa-chemistry.com/structure/2429-70-1.gif)
![Disodium 5-[[4'-[(1-amino-4-sulfonato-2-naphthyl)azo][1,1'-biphenyl]-4-yl]azo]salicylate](https://resource.alfa-chemistry.com/structure/2429-79-0.gif)
![Disodium 3-amino-4-[[4'-[[4-[[(p-tolyl)sulfonyl]oxy]phenyl]azo][1,1'-biphenyl]-4-yl]azo]naphthalene-2,7-disulfonate](https://resource.alfa-chemistry.com/structure/2429-80-3.gif)
