3,3',4,4'-Tetrachlorodiphenyl sulfone

3,3',4,4'-四氯二苯砜

Also known as: Bis(3,4-dichlorophenyl) sulfone, 1,1'-Sulfonylbis(3,4-dichlorobenzene), 1,2-Dichloro-4-(3,4-dichlorophenyl)sulfonylbenzene, Benzene, 1,1'-sulfonylbis[3,4-dichloro-, MFCD00018160

3,3',4,4'-Tetrachlorodiphenyl sulfone (CAS 22588-79-0) is a compound in the Aromatic Hydrocarbons category listed in the Jingsj chemical database. It has the molecular formula C12H6Cl4O2S and a molecular weight of 356.05200 g/mol. It is also known as Bis(3,4-dichlorophenyl) sulfone, 1,1'-Sulfonylbis(3,4-dichlorobenzene) and 1,2-Dichloro-4-(3,4-dichlorophenyl)sulfonylbenzene. Key properties include a boiling point of 492.9ºC at 760mmHg, a density of 1.578g/cm3 and a flash point of 251.9ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
22588-79-0
Jingsj CID
J-1991107-8
Molecular Formula
C12H6Cl4O2S
Chinese Name
3,3',4,4'-四氯二苯砜
Molecular Weight
356.05200 g/mol
Category
Aromatic Hydrocarbons
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point492.9ºC at 760mmHg
Density1.578g/cm3
Flash Point251.9ºC

Frequently Asked Questions

What is the CAS number of 3,3',4,4'-Tetrachlorodiphenyl sulfone?

The CAS number of 3,3',4,4'-Tetrachlorodiphenyl sulfone is 22588-79-0.

What are the molecular formula and molecular weight of 3,3',4,4'-Tetrachlorodiphenyl sulfone?

3,3',4,4'-Tetrachlorodiphenyl sulfone has molecular formula C12H6Cl4O2S and molecular weight 356.05200 g/mol.

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

Last updated:

How to cite: Jingsj. "3,3',4,4'-Tetrachlorodiphenyl sulfone (CAS 22588-79-0)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1991107-8 (accessed 2026-10-26).

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