C8H11NO9S3
361.4 g/mol
Dye & PigmentWarning
Benzenesulfonic acid, 2-amino-5-[[2-(sulfooxy)ethyl]sulfonyl]-
CAS42986-22-1EC610-097-7
Category
Dye & Pigment
Compound Class
Aromatic
Primary Use
dye intermediate
This compound is a dye intermediate featuring both sulfonic acid and sulfate ester functional groups, giving it high polarity and water solubility. It is primarily used in the manufacturing of dyes and pigments.
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
Safety Reference
Warning
H302Harmful if swallowed
H313May be harmful in contact with skin
H332Harmful if inhaled
H335May cause respiratory irritation
Customs Tariff Classification
The international HS code for Benzenesulfonic acid, 2-amino-5-[[2-(sulfooxy)ethyl]sulfonyl]- (CAS 42986-22-1) is 2930.90.
HS code (international, 6-digit)
2930.90
EU CN code (8-digit)
2930 90 95
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-5-(2-sulfooxyethylsulfonyl)benzenesulfonic acid
InChIKey
UQEAQYXIDTYYNI-UHFFFAOYSA-N
SMILES
C1=CC(=C(C=C1S(=O)(=O)CCOS(=O)(=O)O)S(=O)(=O)O)N
Synonyms (6)
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