1-Amino-8-hydroxynaphthalene-3,6-disulfonic Acid (CAS: 90-20-0), commonly known as H-acid, is a key naphthalene dye intermediate. It is used for the synthesis of azo dyes and pigments, particularly reactive and acid dyes.
1-Amino-8-hydroxynaphthalene-3,6-disulfonic Acid
Category:Organic Intermediates
CAS No.:90-20-0
Product Grade: Industrial grade
Purity / Assay: ≥98%
Molecular Formula:C₁₀H₉NO₇S₂
Molecular Weight:319.31
EINECS No.:201-975-7
Synonym(s):H-Acid; 1-Amino-8-naphthol-3,6-disulfonic acid
1-Amino-8-hydroxynaphthalene-3,6-disulfonic Acid (CAS: 90-20-0), commonly known as H-acid, is a key naphthalene dye intermediate. It is used for the synthesis of azo dyes and pigments, particularly reactive and acid dyes.
1) Key intermediate for azo dyes and pigments.
2) Coupling component for reactive, acid and direct dyes.
3) Building block for naphthalene-based fine chemicals.
25kg/drum, 25kg/bag
CAS No.: 90-20-0
Product Name: 1-Amino-8-hydroxynaphthalene-3,6-disulfonic Acid
Purity / Assay:≥98%
Molecular Formula:C₁₀H₉NO₇S₂
Molecular Weight:319.31
EINECS No.:201-975-7
Synonym(s):H-Acid; 1-Amino-8-naphthol-3,6-disulfonic acid
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