C12H7Cl3
257.5 g/mol
Industrial ChemicalWarning
2,4,4'-TRICHLOROBIPHENYL
CAS7012-37-5EC230-293-2
Category
Industrial Chemical
Compound Class
Halocarbon
Primary Use
polychlorinated biphenyl industrial chemical
2,4,4'-Trichlorobiphenyl is a polychlorinated biphenyl (PCB), a class of industrial chemicals historically used in various applications. It consists of a biphenyl core with three chlorine atoms substituted at specific positions.
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
ApplicationSame Use
3,3'-dichlorobiphenyl
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polychlorinated biphenyl industrial chemical
ReferenceSame Category
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CAS70321-86-7
UV stabilizer for plastics and coatings
ReferenceSame Category
(1,2-Dioxoethylene)bis(iminoethylene) bis(3-(3,5-di-tert-butyl-4-hydroxyphenyl)propionate)
CAS70331-94-1
antioxidant and UV stabilizer
ReferenceSame Category
Tris(2-(2-methoxyethoxy)ethyl)amine
CAS70384-51-9
complexing agent for metal ions
ReferenceSame Category
(Bromomethyl)cyclopropane
CAS7051-34-5
Chemical intermediate for synthesis
Safety Reference
Warning
H373May cause damage to organs through prolonged or repeated exposure
H400Very toxic to aquatic life
H410Very toxic to aquatic life with long lasting effects
Customs Tariff Classification
The international HS code for 2,4,4'-TRICHLOROBIPHENYL (CAS 7012-37-5) 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
2,4-dichloro-1-(4-chlorophenyl)benzene
InChIKey
BZTYNSQSZHARAZ-UHFFFAOYSA-N
SMILES
C1=CC(=CC=C1C2=C(C=C(C=C2)Cl)Cl)Cl
Synonyms (20)
- 2,4,4'-TRICHLOROBIPHENYL
- 2,4,4'-Tricb
- 4,2',4'-Trichlorobiphenyl
- 7012-37-5(Isooctane)
- Bifonazole Impurity 48
- Biphenyl, 2,4,4'-trichloro-
- K 28
- PCB No. 28
- Pcb 28
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