4,4'-Oxydibenzenethiol

4,4'-二巯基二苯醚

Also known as: Bis(4-mercaptophenyl) ether, 4,4'-Dimercaptodiphenyl ether, 4,4'-Oxybis(benzenethiol), 4,4'-Diphenyloxidedithiol, 4,4'-di(mercapto)diphenyl ether, 4,4'-oxybisBenzenethiol, 4-(4-sulfanylphenoxy)benzenethiol, di(4-mercaptophenyl) ether, Benzenethiol, 4,4'-oxybis-

4,4'-Oxydibenzenethiol (CAS 17527-79-6) is a compound in the Ethers category listed in the Jingsj chemical database. It has the molecular formula C12H10OS2 and a molecular weight of 234.337 g/mol. It is also known as Bis(4-mercaptophenyl) ether, 4,4'-Dimercaptodiphenyl ether and 4,4'-Oxybis(benzenethiol). Key properties include a melting point of 103-104 °C, a boiling point of 362.0±27.0 °C at 760 mmHg, a density of 1.3±0.1 g/cm3 and a flash point of 172.7±23.7 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.: 17527-79-6
Jingsj CID: J-1518783-3
Molecular Formula: C₁₂H₁₀OS₂
Chinese Name: 4,4'-二巯基二苯醚
Molecular Weight: 234.337 g/mol
Category: Ethers
Last updated: 8/21/2026

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Physicochemical Properties

Melting Point	103-104 °C
Boiling Point	362.0±27.0 °C at 760 mmHg
Density	1.3±0.1 g/cm3
Flash Point	172.7±23.7 °C

Frequently Asked Questions

What is the CAS number of 4,4'-Oxydibenzenethiol?

The CAS number of 4,4'-Oxydibenzenethiol is 17527-79-6.

What are the molecular formula and molecular weight of 4,4'-Oxydibenzenethiol?

4,4'-Oxydibenzenethiol has molecular formula C12H10OS2 and molecular weight 234.337 g/mol.

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

Last updated: 8/21/2026

How to cite: Jingsj. "4,4'-Oxydibenzenethiol (CAS 17527-79-6)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1518783-3 (accessed 2026-10-25).

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