2,2',3,4,4',5,5',6-Octachlorobiphenyl
2,2',3,4,4',5,5',6-八氯联苯
Also known as: PCB 203, PCB No. 203, 2,2',3,4,4',5,5',6-Octachloro-1,1'-biphenyl, 1,1'-Biphenyl, 2,2',3,4,4',5,5',6-octachloro-, 1,2,3,4,5-pentachloro-6-(2,4,5-trichlorophenyl)benzene, 2,2',3,4,4',5,5',6-Octacb, 2,2',3,4,4',5,5',6-Octachlorobiphenyl (unlabeled certified standard)
- CAS No.
- 52663-76-0
- Jingsj CID
- J-1331114-4
- Molecular Formula
- C12H2Cl8
- Chinese Name
- 2,2',3,4,4',5,5',6-八氯联苯
- Molecular Weight
- 429.76800 g/mol
- Category
- Aromatic Hydrocarbons
- Last updated
- 8/21/2026
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Request a quotePhysicochemical Properties
| Melting Point | 150.67°C (estimate) |
|---|---|
| Boiling Point | 432ºC at 760 mmHg |
| Density | 1.716 g/cm3 |
| Flash Point | 213.5ºC |
Frequently Asked Questions
What is the CAS number of 2,2',3,4,4',5,5',6-Octachlorobiphenyl?
52663-76-0
What are the molecular formula and molecular weight of 2,2',3,4,4',5,5',6-Octachlorobiphenyl?
C12H2Cl8, molecular weight 429.76800 g/mol
Data compiled from public chemical databases and supplier catalogs; verify specifications with suppliers before purchase. · Last updated: 8/21/2026