C18H22
238.4 g/mol
Industrial ChemicalWarning
2,3-Dimethyl-2,3-diphenylbutane
CAS1889-67-4EC217-568-2
Category
Industrial Chemical
Compound Class
Aromatic
Primary Use
flame retardant for EPS
2,3-Dimethyl-2,3-diphenylbutane is an organic compound used as a flame retardant for expanded polystyrene (EPS) foam. Its structure features two aromatic rings and no hydrogen-bond donor or acceptor groups, contributing to its low polarity and high lipophilicity.
flame retardant for EPSinsulator material component
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
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Referencesame scaffold
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research compound
Referencesame scaffold
Benzene, 1,1'-(1,2-ethanediyl)bis[4-ethenyl-
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monomer for polymer synthesis
Referencesame scaffold
Meso-hydrobenzoin
CAS579-43-1
research compound
Referencesame scaffold
1-(Dimethylamino)-3-[2-[2-(3-methoxyphenyl)ethyl]phenoxy]-2-propanol hydrochloride
CAS135261-74-4
pharmaceutical intermediate
Safety Reference
Warning
H317May cause an allergic skin reaction
H413May cause long lasting harmful effects to aquatic life
Customs Tariff Classification
The international HS code for 2,3-Dimethyl-2,3-diphenylbutane (CAS 1889-67-4) is 2902.90.
HS code (international, 6-digit)
2902.90
EU CN code (8-digit)
2902 90 00
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
(2,3-dimethyl-3-phenylbutan-2-yl)benzene
InChIKey
HGTUJZTUQFXBIH-UHFFFAOYSA-N
SMILES
CC(C)(C1=CC=CC=C1)C(C)(C)C2=CC=CC=C2
Synonyms (24)
- .alpha.,.alpha.'-Dicumyl
- 1,2-Diphenyltetramethylethane
- Dicumene
- Dicumyl
- Interox CC-DFB
- Perkadox 30
- bicumyl
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