Safety Reference
Warning
H317May cause an allergic skin reaction
Sourcing 5,6-diaminonaphthalene-1-sulfonic acid?
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Sourcing 5,6-diaminonaphthalene-1-sulfonic acid?
Post a free purchase request — no account needed. It reaches suppliers of this product, and replies go straight to your inbox.
5,6-Diaminonaphthalene-1-sulfonic acid is a naphthalene sulfonic acid dye intermediate. This compound contains two amine groups and a sulfonic acid group on a naphthalene ring system, making it a building block for dye manufacturing.
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 5,6-diaminonaphthalene-1-sulfonic acid (CAS 84-92-4) is 2921.59.
2921.59
2921 59 90
Classification per the EU customs inventory ECICS (2026-07 snapshot, HS 2022). National tariff lines and product form can affect the final classification.
5,6-diaminonaphthalene-1-sulfonic acid
AWXNJVXWJMGHMQ-UHFFFAOYSA-N
C1=CC2=C(C=CC(=C2N)N)C(=C1)S(=O)(=O)O
—