C7H9NO4S
203.22 g/mol
Dye & PigmentDanger
Benzenesulfonic acid, 5-amino-2-methoxy-
CAS6470-17-3EC229-291-4
Category
Dye & Pigment
Compound Class
Aromatic
Primary Use
Intermediates for specialty dyes
Benzenesulfonic acid, 5-amino-2-methoxy- is a synthetic organic compound used as an intermediate in the production of specialty dyes, particularly for food products. It is derived from toluidine and is commercially imported from several countries.
Intermediate for specialty dyesUsed in manufacturing dyes for food products
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
ReferenceSame Category
Acid Orange 56
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acid dye for textiles
ReferenceSame Category
4-amino-5-methoxy-2-toluenesulfonic acid
CAS6471-78-9
intermediate for specialty dyes
ReferenceSame Category
Direct Black 22
CAS6473-13-8
Direct dye for textiles
ReferenceSame Category
2-[(E)-(4-Chloro-2-nitrophényl)diazényl]-N-(2-chlorophényl)-3-oxobutanamide
CAS6486-23-3
yellow pigment for industrial use
Safety Reference
Danger
H314Causes severe skin burns and eye damage
Customs Tariff Classification
The international HS code for Benzenesulfonic acid, 5-amino-2-methoxy- (CAS 6470-17-3) 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
5-amino-2-methoxybenzenesulfonic acid
InChIKey
JXZGTFLJFKLVAX-UHFFFAOYSA-N
SMILES
COC1=C(C=C(C=C1)N)S(=O)(=O)O
Synonyms (12)
- 6-Methoxymetanilic acid
- Metanilic acid, 6-methoxy-
- p-Anisidine-2-sulfonic Acid
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