2,2',3,3',4,4',6,6'-octachlorobiphenyl

Also known as: 2,2',3,3',4,4',6,6'-octachlorobiphenyl, 1,1'-Biphenyl, 2,2',3,3',4,4',6,6'-octachloro-, PCB 197, 2,2',3,3',4,4',6,6'-Octachloro-1,1'-biphenyl, 2,2',3,3',4,4',6,6'-Octachlorbiphenyl, 2,3,4,6,2',3',4',6'-Octachlorbiphenyl

2,2',3,3',4,4',6,6'-octachlorobiphenyl (CAS 33091-17-7) is a compound in the Aromatic Hydrocarbons category listed in the Jingsj chemical database. It has the molecular formula C12H2Cl8 and a molecular weight of 429.76800 g/mol. Key properties include a boiling point of 418.2ºC at 760mmHg, a density of 1.716g/cm3 and a flash point of 203.2ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.: 33091-17-7
Jingsj CID: J-1026951-9
Molecular Formula: C₁₂H₂Cl₈
Molecular Weight: 429.76800 g/mol
Category: Aromatic Hydrocarbons
Last updated: 8/21/2026

Request MSDS / TDS

No offers for this compound yet.

Request a quote

Physicochemical Properties

Boiling Point	418.2ºC at 760mmHg
Density	1.716g/cm3
Flash Point	203.2ºC
Exact Mass	425.76600
LogP	8.58080
Refractive Index	1.638

Frequently Asked Questions

What is the CAS number of 2,2',3,3',4,4',6,6'-octachlorobiphenyl?

The CAS number of 2,2',3,3',4,4',6,6'-octachlorobiphenyl is 33091-17-7.

What are the molecular formula and molecular weight of 2,2',3,3',4,4',6,6'-octachlorobiphenyl?

2,2',3,3',4,4',6,6'-octachlorobiphenyl has molecular formula C12H2Cl8 and molecular weight 429.76800 g/mol.

Data compiled from public chemical databases such as PubChem and supplier catalogs; supplier offers are provided by suppliers.

Last updated: 8/21/2026

How to cite: Jingsj. "2,2',3,3',4,4',6,6'-octachlorobiphenyl (CAS 33091-17-7)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1026951-9 (accessed 2026-11-09).

Data for reference only; verify product details with suppliers before purchase.