1-Naphthalenesulfonic acid, 5-hydroxy- is a chemical compound used as a dye intermediate in the production of azo dyes. It is a key building block for synthesizing colorants such as Acid Red 88, which is applied to dye cotton textiles red.
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CAS 117-59-9
1,5-Naphthalenedisulfonic acid tetrahydrate
intermediate for dyes and pigments
1,5-naphthalenedisulfonic acid
Dye intermediate
4-hydroxy-1-naphthalenesulfonic acid
dye intermediate
2-naphthol-6,8-disulfonic acid
Dye intermediate for azo dyes
Benzidine-2,2'-disulfonic acid
Dye intermediate for azo dyes
Metanilic acid
Dye intermediate for azo dyes
4-(4-Aminoanilino)-3-nitrobenzenesulphonic acid
Dye intermediate for azo dyes
2-amino-1,5-naphthalenedisulfonic acid
Dye intermediate
5-hydroxynaphthalene-1-sulfonic acid
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C1=CC2=C(C=CC=C2S(=O)(=O)O)C(=C1)O