C8H11NO3S
201.25 g/mol
Dye & PigmentWarning
2-Amino-3,5-dimethylbenzenesulfonic acid
CAS88-22-2EC201-811-4
Category
Dye & Pigment
Compound Class
Aromatic
Primary Use
Dye intermediate
2-Amino-3,5-dimethylbenzenesulfonic acid is an organic compound used primarily as a dye intermediate. It features an aromatic ring with an amino group and a sulfonic acid group, making it a building block in the production of various dyes.
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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Related Compounds
ApplicationSame Use
Sodium 2-chloro-5-nitrobenzenesulfonate
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Dye intermediate
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3-amino-4-hydroxybenzenesulfonic acid
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Dye intermediate
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2-Amino-4,8-naphthalenedisulfonic acid
CAS131-27-1
Dye intermediate
ApplicationSame Use
Disodium 3-hydroxynaphthalene-2,7-disulfonate
CAS135-51-3
Dye intermediate
ReferenceSame Category
3-amino-5-chloro-2-hydroxybenzenesulfonic acid
CAS88-23-3
Dye intermediate for azo dyes
ReferenceSame Category
5-amino-2-chlorobenzenesulfonic acid
CAS88-43-7
Intermediate for pigment red 58
ReferenceSame Category
2-amino-5-methylbenzenesulfonic acid
CAS88-44-8
Pigment intermediate
ReferenceSame Category
2,5-diaminobenzenesulfonic acid
CAS88-45-9
Intermediate for azo dyes
Safety Reference
Warning
H302Harmful if swallowed
H312Harmful in contact with skin
H315Causes skin irritation
H319Causes serious eye irritation
H412Harmful to aquatic life with long lasting effects
Customs Tariff Classification
The international HS code for 2-Amino-3,5-dimethylbenzenesulfonic acid (CAS 88-22-2) is 2921.49.
HS code (international, 6-digit)
2921.49
EU CN code (8-digit)
2921 49 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
2-amino-3,5-dimethylbenzenesulfonic acid
InChIKey
CFCXQQUQLZIZPI-UHFFFAOYSA-N
SMILES
CC1=CC(=C(C(=C1)S(=O)(=O)O)N)C
Synonyms (10)
- m-Xylidine-6-sulfonic Acid
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