2-Hydroxy-2',3',4',5,5'-pentachlorobiphenyl

2-羟基-2',3',4',5,5'-五氯联苯

Also known as: 4-chloro-2-(2,3,4,5-tetrachlorophenyl)phenol, [1,1'-Biphenyl]-2-ol, 2',3',4',5,5'-pentachloro-

2-Hydroxy-2',3',4',5,5'-pentachlorobiphenyl (CAS 67651-36-9) is a compound in the Aromatic Hydrocarbons category listed in the Jingsj chemical database. It has the molecular formula C12H5Cl5O and a molecular weight of 342.43300 g/mol. It is also known as 4-chloro-2-(2,3,4,5-tetrachlorophenyl)phenol and [1,1'-Biphenyl]-2-ol, 2',3',4',5,5'-pentachloro-. Key properties include a boiling point of 421.2ºC at 760 mmHg, a density of 1.608g/cm3 and a flash point of 208.5ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
67651-36-9
Jingsj CID
J-1494120-1
Molecular Formula
C12H5Cl5O
Chinese Name
2-羟基-2',3',4',5,5'-五氯联苯
Molecular Weight
342.43300 g/mol
Category
Aromatic Hydrocarbons
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point421.2ºC at 760 mmHg
Density1.608g/cm3
Flash Point208.5ºC

Frequently Asked Questions

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

The CAS number of 2-Hydroxy-2',3',4',5,5'-pentachlorobiphenyl is 67651-36-9.

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

2-Hydroxy-2',3',4',5,5'-pentachlorobiphenyl has molecular formula C12H5Cl5O and molecular weight 342.43300 g/mol.

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

Last updated:

How to cite: Jingsj. "2-Hydroxy-2',3',4',5,5'-pentachlorobiphenyl (CAS 67651-36-9)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1494120-1 (accessed 2026-10-26).

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