Safety Reference
Danger
H314Causes severe skin burns and eye damage
H318Causes serious eye damage
Sourcing 2,5-Diaminobenzenesulfonic acid?
Post a free purchase request — no account needed. It reaches suppliers of this product, and replies go straight to your inbox.
Sourcing 2,5-Diaminobenzenesulfonic acid?
Post a free purchase request — no account needed. It reaches suppliers of this product, and replies go straight to your inbox.
2,5-Diaminobenzenesulfonic acid is a chemical compound primarily used as an intermediate in the production of azo dyes. It features an aromatic ring with two amine groups and a sulfonic acid group, contributing to its reactivity and water solubility.
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 2,5-Diaminobenzenesulfonic acid (CAS 88-45-9) 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-diaminobenzenesulfonic acid
HEAHMJLHQCESBZ-UHFFFAOYSA-N
C1=CC(=C(C=C1N)S(=O)(=O)O)N