C12H8Cl2
223.09 g/mol
Industrial ChemicalWarning
3,3'-DICHLOROBIPHENYL
CAS2050-67-1EC621-287-4
Category
Industrial Chemical
Compound Class
Halocarbon
Primary Use
polychlorinated biphenyl industrial chemical
3,3'-Dichlorobiphenyl is a chlorinated biphenyl compound used primarily as an industrial chemical. It is structurally related to polychlorinated biphenyls and is employed in the production of pigments and related applications.
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 0.79
1-chloro-3-(4-phenylphenyl)benzene
CAS1762-86-3
intermediate for organic synthesis
ApplicationSame Use
2,4,4'-trichlorobiphenyl
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polychlorinated biphenyl industrial chemical
ReferenceSame Category
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CAS2050-92-2
Rubber accelerator, flotation reagent, corrosion inhibitor
ReferenceSame Category
Hexanoic anhydride
CAS2051-49-2
Chemical intermediate for synthesis
ReferenceSame Category
4-chlorobiphenyl
CAS2051-62-9
Polychlorinated biphenyl congener
ReferenceSame Category
N,N-diethyltoluene-2,5-diamine hydrochloride
CAS2051-79-8
professional photographic processing chemical
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 3,3'-DICHLOROBIPHENYL (CAS 2050-67-1) 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-chloro-3-(3-chlorophenyl)benzene
InChIKey
KTXUOWUHFLBZPW-UHFFFAOYSA-N
SMILES
C1=CC(=CC(=C1)Cl)C2=CC(=CC=C2)Cl
Synonyms (18)
- 1,1'-Biphenyl, 3,3'-dichloro-
- 3,3'-DCB
- 3,3'-DICHLOROBIPHENYL
- 3,3'-Dicb
- 3,3'-Dichloro-1,1'-biphenyl
- 3,3'-Dichlorodiphenyl
- Biphenyl, 3,3'-dichloro-
- Clophen 30
- Clophen A 30
- PCB 11
- PCB No. 11
- PCB-11 cpd
- m,m'-Dichlordiphenyl
- m,m'-Dichlorobiphenyl
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