C6H7NO4S
189.19 g/mol
Dye & PigmentDanger
3-Amino-4-hydroxybenzenesulfonic acid
CAS98-37-3EC202-662-8
Category
Dye & Pigment
Compound Class
Aromatic
Primary Use
Dye intermediate
3-Amino-4-hydroxybenzenesulfonic acid is a chemical compound that appears as rhombic brown crystals. It is primarily used as an intermediate in the production of dyes and pharmaceuticals.
Dye intermediatePharmaceutical 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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CAS 98-37-3
Related Compounds
SimilarStructure SimilarSimilarity 0.73
3,3'-Diamino-4,4'-dihydroxydiphenyl sulfone
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pharmaceutical intermediate
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N,N-diethyl-m-aminophenol
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Dye intermediate
ReferenceSame Category
3-amino-4-methoxybenzenesulfonic acid
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dye intermediate for food products
ReferenceSame Category
2-amino-p-benzenedisulfonic acid
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dye intermediate
Safety Reference
Danger
H314Causes severe skin burns and eye damage
H315Causes skin irritation
H319Causes serious eye irritation
Identifiers
IUPAC Name
3-amino-4-hydroxybenzenesulfonic acid
InChIKey
ULUIMLJNTCECJU-UHFFFAOYSA-N
SMILES
C1=CC(=C(C=C1S(=O)(=O)O)N)O
Synonyms (26)
- 2-AMINOPHENOL-4-SULFONIC ACID
- 2-Amino-4-sulfophenol
- 2-Hydroxy-5-sulfoaniline
- 2Aminophenol4sulphonic acid
- 4-Hydroxymetanilic acid
- Metanilic acid, 4hydroxy
- aniline, 2-hydroxy-5-sulpho-
- o-Aminophenol-p-sulfonic acid