2,3,4',6-Tetrachlorobiphenyl

2,3,4',6-四氯联苯

Also known as: PCB 64, PCB No 64, 2,3,4',6-Tetrachlorobiphenyl, 1,1'-Biphenyl,2,3,4',6-tetrachloro-, 1,2,4-trichloro-3-(4-chlorophenyl)benzene

2,3,4',6-Tetrachlorobiphenyl (CAS 52663-58-8) 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. It is also known as PCB 64, PCB No 64 and 1,1'-Biphenyl,2,3,4',6-tetrachloro-. Key properties include a melting point of 106.53°C (estimate), a boiling point of 344.8ºC at 760 mmHg, a density of 1.441 g/cm3 and a flash point of 161.9ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
52663-58-8
Jingsj CID
J-1330241-4
Molecular Formula
C12H6Cl4
Chinese Name
2,3,4',6-四氯联苯
Molecular Weight
291.98800 g/mol
Category
Aromatic Hydrocarbons
Last updated
8/21/2026

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Physicochemical Properties

Melting Point106.53°C (estimate)
Boiling Point344.8ºC at 760 mmHg
Density1.441 g/cm3
Flash Point161.9ºC

Frequently Asked Questions

What is the CAS number of 2,3,4',6-Tetrachlorobiphenyl?

The CAS number of 2,3,4',6-Tetrachlorobiphenyl is 52663-58-8.

What are the molecular formula and molecular weight of 2,3,4',6-Tetrachlorobiphenyl?

2,3,4',6-Tetrachlorobiphenyl has molecular formula C12H6Cl4 and molecular weight 291.98800 g/mol.

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

Last updated:

How to cite: Jingsj. "2,3,4',6-Tetrachlorobiphenyl (CAS 52663-58-8)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1330241-4 (accessed 2026-10-25).

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