This compound is a disodium salt of a dihydroxynaphthalenedisulfonic acid, primarily used as a dye intermediate. It is significant in the production of naphthalene disulfonate dyes.
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CAS 7153-21-1
Disodium 3-hydroxynaphthalene-2,7-disulfonate
Dye intermediate
Reactive Blue 160
Reactive dye for textiles
2-Naphthalenesulfonic acid, 7-(acetylamino)-4-hydroxy-3-((4-((2-(sulfooxy)ethyl)sulfonyl)phenyl)azo)-, sodium salt
reactive dye for textile coloring
Alizarin
Dye and pigment precursor
Trypan blue sodium
biological stain and dye
disodium;3,6-dihydroxynaphthalene-2,7-disulfonate
TVCXTRSVWGUSPY-UHFFFAOYSA-L
C1=C2C=C(C(=CC2=CC(=C1O)S(=O)(=O)[O-])S(=O)(=O)[O-])O.[Na+].[Na+]
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