C6H6N2O6S
234.19 g/mol
Dye & PigmentDanger
3-Amino-4-hydroxy-5-nitrobenzenesulfonic acid
CAS96-93-5EC202-546-7
Category
Dye & Pigment
Compound Class
Amine
Primary Use
Dye intermediate
3-Amino-4-hydroxy-5-nitrobenzenesulfonic acid is a crystalline compound. It appears as colorless prisms and is commonly used as a dye intermediate.
dye intermediate
Content scope: Information here supports chemical identification and industrial supply, research, and manufacturing contexts. It is not a therapeutic claim, medical advice, or drug-use instructions.
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Related Compounds
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2,4,6-trimethylaniline
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Dye intermediate
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3-amino-4-hydroxybenzenesulfonic acid
CAS98-37-3
Dye intermediate
ReferenceSame Category
2-nitro-4-methoxyaniline
CAS96-96-8
Pigment intermediate for fine chemicals
ReferenceSame Category
4-chloro-3-nitrobenzenesulfonamide
CAS97-09-6
Chemical intermediate for azo dyes
ReferenceSame Category
Fast Red ITR
CAS97-35-8
Azoic diazo component for dyeing
ReferenceSame Category
N-(2,4-dimethylphenyl)-3-oxobutanamide
CAS97-36-9
Pigment intermediate
Safety Reference
Danger
H314Causes severe skin burns and eye damage
H315Causes skin irritation
H317May cause an allergic skin reaction
H319Causes serious eye irritation
Customs Tariff Classification
The international HS code for 3-Amino-4-hydroxy-5-nitrobenzenesulfonic acid (CAS 96-93-5) is 2922.29.
HS code (international, 6-digit)
2922.29
EU CN code (8-digit)
2922 29 00
Classification per the EU customs inventory ECICS (2026-07 snapshot, HS 2022). National tariff lines and product form can affect the final classification.
Identifiers
IUPAC Name
3-amino-4-hydroxy-5-nitrobenzenesulfonic acid
InChIKey
RHPXYZMDLOJTFF-UHFFFAOYSA-N
SMILES
C1=C(C=C(C(=C1N)O)[N+](=O)[O-])S(=O)(=O)O
Synonyms (21)
- 2-AMINO-6-NITRO-4-SULFOPHENOL
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