Safety Reference
Danger
H302Harmful if swallowed
H315Causes skin irritation
H318
Sourcing 3,3'-Dibromo-1,1'-biphenyl?
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research compound
Sourcing 3,3'-Dibromo-1,1'-biphenyl?
Post a free purchase request — no account needed. It reaches suppliers of this product, and replies go straight to your inbox.
3,3'-Dibromo-1,1'-biphenyl is a polybrominated biphenyl (PBB) compound used as a flame retardant additive. PBBs are synthetic organic compounds that were added to plastics and textiles to reduce flammability, but their use is now banned or restricted in most regions due to toxicity and environmental persistence.
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 3,3'-Dibromo-1,1'-biphenyl (CAS 16400-51-4) is 2903.99.
2903.99
2903 99 80
Classification per the EU customs inventory ECICS (2026-07 snapshot, HS 2022). National tariff lines and product form can affect the final classification.
1-bromo-3-(3-bromophenyl)benzene
LPLLWKZDMKTEMV-UHFFFAOYSA-N
C1=CC(=CC(=C1)Br)C2=CC(=CC=C2)Br