C12H6Br4
469.79 g/mol
Industrial ChemicalDanger
3,3',5,5'-Tetrabromo-1,1'-biphenyl
CAS16400-50-3EC687-038-7
Category
Industrial Chemical
Compound Class
Halocarbon
Primary Use
flame retardant intermediate
3,3',5,5'-Tetrabromo-1,1'-biphenyl is a brominated biphenyl derivative used primarily as a flame retardant intermediate. Its structure features two aromatic rings with four bromine substituents, contributing to its utility in polymer and materials chemistry.
flame retardant intermediate
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.
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Related Compounds
SimilarStructure SimilarSimilarity 0.73
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Safety Reference
Danger
H318Causes serious eye damage
Customs Tariff Classification
The international HS code for 3,3',5,5'-Tetrabromo-1,1'-biphenyl (CAS 16400-50-3) is 2903.99.
HS code (international, 6-digit)
2903.99
EU CN code (8-digit)
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.
Identifiers
IUPAC Name
1,3-dibromo-5-(3,5-dibromophenyl)benzene
InChIKey
FXJXZYWFJAXIJX-UHFFFAOYSA-N
SMILES
C1=C(C=C(C=C1Br)Br)C2=CC(=CC(=C2)Br)Br
Synonyms (12)
- 3,3',5,5'-Tetrabromobiphenyl
- 3,5,3',5'-Tetrabromobiphenyl
- PBB 80
- PBB No. 80
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