2,2',3,4'-Tetrachlorobiphenyl

Also known as: PCB 42, BZNO 42, 2,2',3,4'-Tetrachloro-1,1'-biphenyl, 1,1'-Biphenyl, 2,2',3,4'-tetrachloro-

2,2',3,4'-Tetrachlorobiphenyl (CAS 36559-22-5) is a compound in the Aromatic Hydrocarbons category listed in the Jingsj chemical database. It has the molecular formula C12H6Cl4 and a molecular weight of 291.988 g/mol. Key properties include a melting point of 69°C, a boiling point of 347.7±37.0 °C at 760 mmHg, a density of 1.4±0.1 g/cm3 and a flash point of 164.0±23.9 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.: 36559-22-5
Jingsj CID: J-1311961-4
Molecular Formula: C₁₂H₆Cl₄
Molecular Weight: 291.988 g/mol
Category: Aromatic Hydrocarbons
Last updated: 8/21/2026

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Physicochemical Properties

Melting Point	69°C
Boiling Point	347.7±37.0 °C at 760 mmHg
Density	1.4±0.1 g/cm3
Flash Point	164.0±23.9 °C
Exact Mass	289.922363
LogP	5.95
Vapor Pressure	0.0±0.7 mmHg at 25°C
Refractive Index	1.612

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'-Tetrachlorobiphenyl?

The CAS number of 2,2',3,4'-Tetrachlorobiphenyl is 36559-22-5.

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

2,2',3,4'-Tetrachlorobiphenyl has molecular formula C12H6Cl4 and molecular weight 291.988 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'-Tetrachlorobiphenyl (CAS 36559-22-5)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1311961-4 (accessed 2026-11-09).

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