This compound is an acid dye primarily used for coloring textiles. It is a disodium salt of a complex naphthalene disulfonate structure with multiple azo linkages, containing amine and hydroxy functional groups.
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CAS 5850-39-5
C.I. Direct green 1
Direct dye for cellulose fibers
4-Amino-5-hydroxy-3-((4-nitrophenyl)azo)-6-(phenylazo)naphthalene-2,7-disulphonic acid, sodium salt
Histological dye and textile dye
4-Amino-5-hydroxy-3-((4-nitrophenyl)azo)-6-(phenylazo)naphthalene-2,7-disulphonic acid, sodium salt
textile and leather dye
Direct Black 38
direct dye for textiles
C.I. Acid Black 194
Acid dye for textiles
C.I. Acid Blue 324
Acid dye for textiles
Acid Red 119
Acid dye for textiles
C.I. Acid Brown 282
Acid dye for textiles
disodium;4-amino-3-[(4-aminophenyl)diazenyl]-5-hydroxy-6-phenyldiazenylnaphthalene-2,7-disulfonate
VGCGYVHOTSGFBE-UHFFFAOYSA-L
C1=CC=C(C=C1)N=NC2=C(C3=C(C(=C(C=C3C=C2S(=O)(=O)[O-])S(=O)(=O)[O-])N=NC4=CC=C(C=C4)N)N)O.[Na+].[Na+]