2,3,4,5-Tetrachlorobiphenyl

Also known as: 1,1'-Biphenyl, 2,3,4,5-tetrachloro-, 2,3,4,5-Tetrachloro-1,1'-biphenyl, BZNO 61, PCB 61, Tetrachlorobiphenyl 61

2,3,4,5-Tetrachlorobiphenyl (CAS 33284-53-6) 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 291.98800 g/mol. Key properties include a melting point of 92.2°C, a boiling point of 362.7ºC at 760mmHg, a density of 1.441g/cm3 and a flash point of 175.1ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.: 33284-53-6
Jingsj CID: J-1245-3
Molecular Formula: C₁₂H₆Cl₄
Molecular Weight: 291.98800 g/mol
Category: Aromatic Hydrocarbons
Last updated: 8/21/2026

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Physicochemical Properties

Melting Point	92.2°C
Boiling Point	362.7ºC at 760mmHg
Density	1.441g/cm3
Flash Point	175.1ºC
Exact Mass	289.92200
LogP	5.96720
Refractive Index	1.612

Customs & Trade Information

HS Code	2903999010
Summary	2903999010 2,3,3',4,5,6-hexachloro-1,1'-biphenyl。supervision conditions:89(articles on the list of prohibited export goods,articles on the list of prohibited import goods)。VAT:17.0%。tax rebate rate:9.0%。MFN tarrif:5.5%。general tariff:30.0%

Frequently Asked Questions

What is the CAS number of 2,3,4,5-Tetrachlorobiphenyl?

The CAS number of 2,3,4,5-Tetrachlorobiphenyl is 33284-53-6.

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

2,3,4,5-Tetrachlorobiphenyl has molecular formula C12H6Cl4 and molecular weight 291.98800 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. "2,3,4,5-Tetrachlorobiphenyl (CAS 33284-53-6)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1245-3 (accessed 2026-11-09).

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