C12H18Br6
641.7 g/mol
Industrial ChemicalWarning
1,2,5,6,9,10-HEXABROMOCYCLODODECANE
CAS3194-55-6EC221-695-9
Category
Industrial Chemical
Compound Class
Halocarbon
Primary Use
brominated flame retardant for polystyrene foam
1,2,5,6,9,10-Hexabromocyclododecane is a brominated flame retardant consisting of twelve carbon atoms, eighteen hydrogen atoms, and six bromine atoms arranged in a cyclic structure. It is primarily used as a flame retardant additive in extruded polystyrene (XPS) and expanded polystyrene (EPS) foam, which are commonly employed as thermal insulation in construction.
Flame retardant for extruded polystyrene (XPS) foamFlame retardant for expanded polystyrene (EPS) foamThermal insulation in building construction
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.
Restricted or banned substances
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CAS 3194-55-6
Related Compounds
StrongStructure SimilarSimilarity 1.00
1,2,5,6-Tetrabromocyclooctane
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Base in organic synthesis
Safety Reference
Warning
H361Suspected of damaging fertility or the unborn child
H362May cause harm to breast-fed children
H315Causes skin irritation
H319Causes serious eye irritation
H335May cause respiratory irritation
H400Very toxic to aquatic life
H410Very toxic to aquatic life with long lasting effects
Customs Tariff Classification
The international HS code for 1,2,5,6,9,10-HEXABROMOCYCLODODECANE (CAS 3194-55-6) is 2903.89, 3824.99.
HS code (international, 6-digit)
2903.89, 3824.99
EU CN code (8-digit)
2903 89 20, 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.
Identifiers
IUPAC Name
1,2,5,6,9,10-hexabromocyclododecane
InChIKey
DEIGXXQKDWULML-UHFFFAOYSA-N
SMILES
C1CC(C(CCC(C(CCC(C1Br)Br)Br)Br)Br)Br
Synonyms (11)
- HBCD
- 1,2,5,6,9,10-HBCD
- BROMKAL 73-6D
- PYROGUARD SR 104
- Saytex HBCD-LM