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Home/Compounds/Dye & Pigment/Sodium 2-amino-5-sulfonaphthalene-1-sulfonate
C10H8NNaO6S2
325.3 g/mol
Dye & Pigment

1,5-Naphthalenedisulfonic acid, 2-amino-, monosodium salt

CAS19532-03-7EC243-138-9
Category
Dye & Pigment
Compound Class
Aromatic
Primary Use
dye intermediate

1,5-Naphthalenedisulfonic acid, 2-amino-, monosodium salt is a dye intermediate used in the production of dyes and pigments. It is a sulfonated aromatic amine compound supplied as a sodium salt.

dye 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

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Referencestereoisomer of

2-amino-1,5-naphthalenedisulfonic acid

CAS117-62-4

Dye intermediate

Customs Tariff Classification

The international HS code for 1,5-Naphthalenedisulfonic acid, 2-amino-, monosodium salt (CAS 19532-03-7) is 2921.45.

HS code (international, 6-digit)

2921.45

EU CN code (8-digit)

2921 45 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

sodium 2-amino-5-sulfonaphthalene-1-sulfonate

InChIKey

NBXIPKKZZYZDKR-UHFFFAOYSA-M

SMILES

C1=CC2=C(C=CC(=C2S(=O)(=O)[O-])N)C(=C1)S(=O)(=O)O.[Na+]

Synonyms (6)

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