2,2',4,4',6,6'-Hexachlorobiphenyl
Also known as: 2,2',4,4',6,6'-PCB, 2,4,6,2',4',6'-Hexachlorobiphenyl, 1,1'-Biphenyl, 2,2',4,4',6,6'-hexachloro-, PCB 155, 2,2',4,4',6,6'-Hcb, 2,2',4,4',6,6'-hexachloro-1,1'-biphenyl, 2,2',4,4',6,6'-hexachlorodiphenyl, EINECS 251-773-8
2,2',4,4',6,6'-Hexachlorobiphenyl (CAS 33979-03-2) is a compound in the Aromatic Hydrocarbons category listed in the Jingsj chemical database. It has the molecular formula C12H4Cl6 and a molecular weight of 360.878 g/mol. Key properties include a melting point of 114ºC, a boiling point of 365.6±37.0 °C at 760 mmHg, a density of 1.6±0.1 g/cm3 and a flash point of 170.5±23.9 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.
- CAS No.
- 33979-03-2
- Jingsj CID
- J-33888-5
- Molecular Formula
- C12H4Cl6
- Molecular Weight
- 360.878 g/mol
- Category
- Aromatic Hydrocarbons
- Last updated
- 8/21/2026
No offers for this compound yet.
Request a quotePhysicochemical Properties
| Melting Point | 114ºC |
|---|---|
| Boiling Point | 365.6±37.0 °C at 760 mmHg |
| Density | 1.6±0.1 g/cm3 |
| Flash Point | 170.5±23.9 °C |
| Exact Mass | 357.844421 |
| LogP | 7.10 |
| Vapor Pressure | 0.0±0.8 mmHg at 25°C |
| Refractive Index | 1.627 |
Customs & Trade Information
| HS Code | 2903999090 |
|---|---|
| Summary | 2903999090 halogenated derivatives of aromatic hydrocarbons VAT:17.0% Tax rebate rate:9.0% Supervision conditions:none MFN tariff:5.5% General tariff:30.0% |
Frequently Asked Questions
What is the CAS number of 2,2',4,4',6,6'-Hexachlorobiphenyl?
The CAS number of 2,2',4,4',6,6'-Hexachlorobiphenyl is 33979-03-2.
What are the molecular formula and molecular weight of 2,2',4,4',6,6'-Hexachlorobiphenyl?
2,2',4,4',6,6'-Hexachlorobiphenyl has molecular formula C12H4Cl6 and molecular weight 360.878 g/mol.
What are the upstream and downstream products of 2,2',4,4',6,6'-Hexachlorobiphenyl?
For 2,2',4,4',6,6'-Hexachlorobiphenyl, Upstream Products: (2,4,6-Trichlorophenyl)boronic acid, 1,3,5-Trichloro-2-iodobenzene, 1,3,5-Trichlorobenzene.
Data compiled from public chemical databases such as PubChem and supplier catalogs; supplier offers are provided by suppliers.
Last updated:
How to cite: Jingsj. "2,2',4,4',6,6'-Hexachlorobiphenyl (CAS 33979-03-2)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-33888-5 (accessed 2026-11-09).
Data for reference only; verify product details with suppliers before purchase.