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Home/Compounds/Dye & Pigment/5-Sulfoanthranilic acid
C7H7NO5S
217.2 g/mol
Dye & PigmentWarning

5-SULFOANTHRANILIC ACID

CAS3577-63-7EC222-697-2
Category
Dye & Pigment
Compound Class
Organic Acid
Primary Use
synthesis of azo dyes

5-Sulfoanthranilic acid is an off-pink powder used as an intermediate in the synthesis of azo dyes.

synthesis of azo dyes

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

SimilarStructure SimilarSimilarity 0.73

2-amino-4-sulfobenzoic acid

CAS98-43-1

chemical intermediate for synthesis

ReferenceSame Category

3-(5-chlorobenzoxazol-2-yl)-7-diethylaminocoumarin

CAS35773-43-4

Fluorescent solvent dye

ReferenceSame Category

Basic Yellow 40

CAS35869-60-4

Basic Yellow 40 fluorescent dye

ReferenceSame Category

Indocyanine green

CAS3599-32-4

Diagnostic imaging agent

ReferenceSame Category

Direct green 1

CAS3626-28-6

Direct dye for cellulose fibers

Safety Reference

Harmful
Harmful
Warning
H302Harmful if swallowed
H315Causes skin irritation
H317May cause an allergic skin reaction
H319Causes serious eye irritation

Customs Tariff Classification

The international HS code for 5-SULFOANTHRANILIC ACID (CAS 3577-63-7) is 2922.49.

HS code (international, 6-digit)

2922.49

EU CN code (8-digit)

2922 49 85

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-sulfobenzoic acid

InChIKey

MJNYPLCGWXFYPD-UHFFFAOYSA-N

SMILES

C1=CC(=C(C=C1S(=O)(=O)O)C(=O)O)N

Synonyms (11)
  • VXZ
  • 2-Amino-5-sulfobenzoic acid
  • 2-Carboxy-4-sulfoaniline
  • 2-amino-5-sulphobenzoic acid
  • 2-azanyl-5-sulfo-benzoic acid
  • 4-Sulfo-2-carboxyaniline
  • 5-SULFOANTHRANILIC ACID
  • 5-Sulphoanthranilic acid
  • Anthranilic acid, 5-sulfo-

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