1,1'-Sulfonylbis(3,4-dimethylbenzene)

1,1'-磺酰双(3,4-二甲基苯)

Also known as: 4,4'-Sulfonylbis(1,2-dimethylbenzene), Bis(3,4-dimethylphenyl) sulfone, Di-3,4-xylyl sulfone, Di-3,4-xylyl sulphone, 3,3',4,4'-Tetramethyldiphenylsulfone, 3,4-Xylyl sulfone, Benzene,1,1'-sulfonylbis[3,4-dimethyl-, 1,1'-sulfonylbis[3,4-dimethyl-Benzene, 1,1'-sulfonylbis[3,4-dimethyl-benzen

1,1'-Sulfonylbis(3,4-dimethylbenzene) (CAS 28361-43-5) is a compound in the Aromatic Hydrocarbons category listed in the Jingsj chemical database. It has the molecular formula C16H18O2S and a molecular weight of 274.37800 g/mol. It is also known as 4,4'-Sulfonylbis(1,2-dimethylbenzene), Bis(3,4-dimethylphenyl) sulfone and Di-3,4-xylyl sulfone. Key properties include a boiling point of 444.9ºC at 760mmHg, a density of 1.129g/cm3 and a flash point of 267.8ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
28361-43-5
Jingsj CID
J-1525885-4
Molecular Formula
C16H18O2S
Chinese Name
1,1'-磺酰双(3,4-二甲基苯)
Molecular Weight
274.37800 g/mol
Category
Aromatic Hydrocarbons
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point444.9ºC at 760mmHg
Density1.129g/cm3
Flash Point267.8ºC

Frequently Asked Questions

What is the CAS number of 1,1'-Sulfonylbis(3,4-dimethylbenzene)?

The CAS number of 1,1'-Sulfonylbis(3,4-dimethylbenzene) is 28361-43-5.

What are the molecular formula and molecular weight of 1,1'-Sulfonylbis(3,4-dimethylbenzene)?

1,1'-Sulfonylbis(3,4-dimethylbenzene) has molecular formula C16H18O2S and molecular weight 274.37800 g/mol.

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

Last updated:

How to cite: Jingsj. "1,1'-Sulfonylbis(3,4-dimethylbenzene) (CAS 28361-43-5)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1525885-4 (accessed 2026-10-22).

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