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Bis(4-chlorophenyl) sulfide

Also known as: 4,4'-Dichlorodiphenyl sulfide, 4,4'-Dichloro Diphenyl Sulfide, 4-Chlorophenyl sulfide, 1-Chloro-4-[(4-chlorophenyl)sulfanyl]benzene, 1,1'-Thiobis(4-chlorobenzene), p-Chlorophenyl sulfide, Di-p-chlorophenyl sulfide

Bis(4-chlorophenyl) sulfide (CAS 5181-10-2) is a compound in the Ethers category listed in the Jingsj chemical database. It has the molecular formula C12H8Cl2S and a molecular weight of 255.163 g/mol. Key properties include a melting point of 97-98ºC, a boiling point of 379.9±27.0 °C at 760 mmHg, a density of 1.4±0.1 g/cm3 and a flash point of 171.3±20.9 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
5181-10-2
Jingsj CID
J-1318629-3
Molecular Formula
C12H8Cl2S
Molecular Weight
255.163 g/mol
Category
Ethers
Last updated
8/21/2026

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Physicochemical Properties

Melting Point97-98ºC
Boiling Point379.9±27.0 °C at 760 mmHg
Density1.4±0.1 g/cm3
Flash Point171.3±20.9 °C
Exact Mass253.972382
PSA25.30000
LogP6.12
Vapor Pressure0.0±0.8 mmHg at 25°C
Refractive Index1.662

Frequently Asked Questions

What is the CAS number of Bis(4-chlorophenyl) sulfide?

The CAS number of Bis(4-chlorophenyl) sulfide is 5181-10-2.

What are the molecular formula and molecular weight of Bis(4-chlorophenyl) sulfide?

Bis(4-chlorophenyl) sulfide has molecular formula C12H8Cl2S and molecular weight 255.163 g/mol.

What are the upstream and downstream products of Bis(4-chlorophenyl) sulfide?

For Bis(4-chlorophenyl) sulfide, Upstream Products: 1-Chloro-4-iodobenzene, Bis(4-chlorophenyl) sulfoxide, 4-Bromochlorobenzene; Downstream Products: Bis(4-chlorophenyl) sulfoxide, 4,4'-Dichlorodiphenyl sulfone, 1,4-Dichlorobenzene.

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

Last updated:

How to cite: Jingsj. "Bis(4-chlorophenyl) sulfide (CAS 5181-10-2)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1318629-3 (accessed 2026-11-09).

Data for reference only; verify product details with suppliers before purchase.