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

2,2',3,3',4,5'-六氯联苯

Also known as: PCB 130, 2,2',3,3',4,5'-Hexachloro-1,1'-biphenyl, 1,1'-Biphenyl, 2,2',3,3',4,5'-hexachloro-, 1,2,3-trichloro-4-(2,3,5-trichlorophenyl)benzene

2,2',3,3',4,5'-Hexachlorobiphenyl (CAS 52663-66-8) 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 360.87800 g/mol. It is also known as PCB 130, 2,2',3,3',4,5'-Hexachloro-1,1'-biphenyl and 1,1'-Biphenyl, 2,2',3,3',4,5'-hexachloro-. Key properties include a melting point of 115.76°C (estimate), a boiling point of 402.9ºC at 760 mmHg, a density of 1.593 g/cm3 and a flash point of 198.2ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
52663-66-8
Jingsj CID
J-1992884-1
Molecular Formula
C12H4Cl6
Chinese Name
2,2',3,3',4,5'-六氯联苯
Molecular Weight
360.87800 g/mol
Category
Aromatic Hydrocarbons
Last updated
8/21/2026

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Physicochemical Properties

Melting Point115.76°C (estimate)
Boiling Point402.9ºC at 760 mmHg
Density1.593 g/cm3
Flash Point198.2ºC

Frequently Asked Questions

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

The CAS number of 2,2',3,3',4,5'-Hexachlorobiphenyl is 52663-66-8.

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

2,2',3,3',4,5'-Hexachlorobiphenyl has molecular formula C12H4Cl6 and molecular weight 360.87800 g/mol.

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

Last updated:

How to cite: Jingsj. "2,2',3,3',4,5'-Hexachlorobiphenyl (CAS 52663-66-8)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1992884-1 (accessed 2026-10-25).

Data for reference only; verify specifications, grades and regulatory status with suppliers before purchase.