Safety Reference
Warning
H315Causes skin irritation
H317May cause an allergic skin reaction
H319Causes serious eye irritation
Sourcing 2,4-Diaminobenzenesulfonic acid?
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2-amino-8-hydroxynaphthalene-6-sulfonic acid
Dye intermediate for azo dyes
Sourcing 2,4-Diaminobenzenesulfonic acid?
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2,4-Diaminobenzenesulfonic acid is a chemical compound primarily used as an intermediate in the production of azo dyes. It features two amine groups and a sulfonic acid group attached to an aromatic ring, contributing to its role in dye synthesis.
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.
The international HS code for 2,4-Diaminobenzenesulfonic acid (CAS 88-63-1) is 2921.51.
2921.51
2921 51 19
Classification per the EU customs inventory ECICS (2026-07 snapshot, HS 2022). National tariff lines and product form can affect the final classification.
2,4-diaminobenzenesulfonic acid
JVMSQRAXNZPDHF-UHFFFAOYSA-N
C1=CC(=C(C=C1N)N)S(=O)(=O)O