2,2',3,3',4,4',5,5'-Octachlorobiphenyl

Also known as: PCB 194, BZ NO 194, CB-194, PCB NO 194, PCB-194, 2,2',3,3',4,4',5,5'-Octachloro-1,1'-biphenyl, 2,3,4,5,2',3',4',5'-Octachlorobiphenyl, Octachlorobiphenyl

2,2',3,3',4,4',5,5'-Octachlorobiphenyl (CAS 35694-08-7) 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 429.768 g/mol. Key properties include a melting point of 159°C, a boiling point of 451.6±40.0 °C at 760 mmHg, a density of 1.7±0.1 g/cm3 and a flash point of 227.9±24.7 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.: 35694-08-7
Jingsj CID: J-1255-5
Molecular Formula: C₁₂H₂Cl₈
Molecular Weight: 429.768 g/mol
Category: Aromatic Hydrocarbons
Last updated: 8/21/2026

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Physicochemical Properties

Melting Point	159°C
Boiling Point	451.6±40.0 °C at 760 mmHg
Density	1.7±0.1 g/cm3
Flash Point	227.9±24.7 °C
Exact Mass	425.766479
LogP	7.49
Vapor Pressure	0.0±1.1 mmHg at 25°C
Refractive Index	1.638

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',3,3',4,4',5,5'-Octachlorobiphenyl?

The CAS number of 2,2',3,3',4,4',5,5'-Octachlorobiphenyl is 35694-08-7.

What are the molecular formula and molecular weight of 2,2',3,3',4,4',5,5'-Octachlorobiphenyl?

2,2',3,3',4,4',5,5'-Octachlorobiphenyl has molecular formula C12H2Cl8 and molecular weight 429.768 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',5,5'-Octachlorobiphenyl (CAS 35694-08-7)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1255-5 (accessed 2026-11-09).

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