2,2',3,4,4',5-Hexachlorobiphenyl

Also known as: 1,1'-Biphenyl, 2,2',3,4,4',5-hexachloro-, PCB 137, BZ No 137, 2,2',3,4',4,5-HEXACHLOROBIPHENYL, 2,2',3,4,4',5-Hexachlorobiphenyl (5-isomeric form), 223445 HEXACHLOROBIPHENYL

2,2',3,4,4',5-Hexachlorobiphenyl (CAS 35694-06-5) 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 78°C, a boiling point of 399.1±37.0 °C at 760 mmHg, a density of 1.6±0.1 g/cm3 and a flash point of 195.3±23.9 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.: 35694-06-5
Jingsj CID: J-1341978-8
Molecular Formula: C₁₂H₄Cl₆
Molecular Weight: 360.878 g/mol
Category: Aromatic Hydrocarbons
Last updated: 8/21/2026

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Physicochemical Properties

Melting Point	78°C
Boiling Point	399.1±37.0 °C at 760 mmHg
Density	1.6±0.1 g/cm3
Flash Point	195.3±23.9 °C
Exact Mass	357.844421
LogP	6.79
Vapor Pressure	0.0±0.9 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',3,4,4',5-Hexachlorobiphenyl?

The CAS number of 2,2',3,4,4',5-Hexachlorobiphenyl is 35694-06-5.

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

2,2',3,4,4',5-Hexachlorobiphenyl has molecular formula C12H4Cl6 and molecular weight 360.878 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',3,4,4',5-Hexachlorobiphenyl (CAS 35694-06-5)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1341978-8 (accessed 2026-11-09).

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