Sourcing 1,4-Benzenedisulfonic acid, 2,5-diamino-?
Post a free purchase request — no account needed. It reaches suppliers of this product, and replies go straight to your inbox.
naphthalene disulfonate dye intermediate
Sourcing 1,4-Benzenedisulfonic acid, 2,5-diamino-?
Post a free purchase request — no account needed. It reaches suppliers of this product, and replies go straight to your inbox.
This compound is an aromatic compound containing two amino and two sulfonic acid groups. It is primarily used as a dye intermediate in industrial 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 1,4-Benzenedisulfonic acid, 2,5-diamino- (CAS 7139-89-1) 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.
2,5-diaminobenzene-1,4-disulfonic acid
VOPSFYWMOIKYEM-UHFFFAOYSA-N
C1=C(C(=CC(=C1S(=O)(=O)O)N)S(=O)(=O)O)N
—