Safety Reference
Danger
H302Harmful if swallowed
H350May cause cancer
H400
Restricted or banned substances
Substances on this list are banned or restricted under the named regulation. This page is a compliance reference — verify your obligations under applicable law.
CAS 92-87-5
research intermediate
[1,1'-Biphenyl]-4,4'-diamine is a chemical compound primarily used as a dye intermediate in the production of azo dyes. It has significant applications in the leather, textile, and paper industries.
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 [1,1'-Biphenyl]-4,4'-diamine (CAS 92-87-5) is 2921.59, 3824.99.
2921.59, 3824.99
2921 59 90, 3824 99 92, 3824 99 93
Classification per the EU customs inventory ECICS (2026-07 snapshot, HS 2022). National tariff lines and product form can affect the final classification.
4-(4-aminophenyl)aniline
HFACYLZERDEVSX-UHFFFAOYSA-N
C1=CC(=CC=C1C2=CC=C(C=C2)N)N