Chromotropic acid disodium salt dihydrate is a sulfonated naphthalene dye and pigment intermediate. It serves as a key building block in the synthesis of azo dyes and related colorants.
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CAS 5808-22-0
2,7-Naphthalenedisulfonic acid, 4,5-dihydroxy-, disodium salt
Mordant dye and analytical reagent
1,3-Dibromoanthracene-9,10-dione
dye and pigment intermediate
2-amino-3-nitrophenol
dye and pigment intermediate
Fluorescein dichloride
dye and pigment intermediate
2,6-Dibromoanthraquinone
dye and pigment intermediate
2-(4-(diethylamino)-2-hydroxybenzoyl)benzoic acid
Intermediate for thermal and pressure sensitive dyes
Optical Dye DCY02
Optical dye
2,7-naphthalenediol
Oxidative hair dye component
disodium;4,5-dihydroxynaphthalene-2,7-disulfonate;dihydrate
QUEAKWJKJBFNEG-UHFFFAOYSA-L
C1=C2C=C(C=C(C2=C(C=C1S(=O)(=O)[O-])O)O)S(=O)(=O)[O-].O.O.[Na+].[Na+]
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