Ethylene glycol bisthioglycolate

双(巯基乙酸)乙二醇酯

Also known as: Glycol dimercaptoacetate, 1,2-Ethanediyl bis(sulfanylacetate), Ethylene glycol bis(2-mercaptoacetate), Bis(2-mercaptoacetic acid)ethylene ester, Mercaptoacetic acid 1,2-ethanediyl ester, 2-(2-sulfanylacetyl)oxyethyl 2-sulfanylacetate, Ethylene glycol bis(mercaptoacetate), Acetic acid, 2-mercapto-, 1,2-ethanediyl ester, Bis(mercaptoacetic acid)ethylene ester, Ethylene glycol bis(mercaptoacetate),Ethylene glycol bismercaptoacetate

Ethylene glycol bisthioglycolate (CAS 123-81-9) is a compound in the Solvents category listed in the Jingsj chemical database. It has the molecular formula C6H10O4S2 and a molecular weight of 210.271 g/mol. It is also known as Glycol dimercaptoacetate, 1,2-Ethanediyl bis(sulfanylacetate) and Ethylene glycol bis(2-mercaptoacetate). Key properties include a boiling point of 317.1±0.0 °C at 760 mmHg, a density of 1.3±0.1 g/cm3 and a flash point of 242.1±10.3 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
123-81-9
Jingsj CID
J-48003-5
Molecular Formula
C6H10O4S2
Chinese Name
双(巯基乙酸)乙二醇酯
Molecular Weight
210.271 g/mol
Category
Solvents
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point317.1±0.0 °C at 760 mmHg
Density1.3±0.1 g/cm3
Flash Point242.1±10.3 °C
Exact Mass210.002045
PSA130.20000
LogP0.89
Vapor Pressure0.0±0.6 mmHg at 25°C
Refractive Index1.517
Additional Property20 g/L (20 ºC)

Customs & Trade Information

HS Code2930909090
Summary2930909090. other organo-sulphur compounds. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:30.0%

Frequently Asked Questions

What is the CAS number of Ethylene glycol bisthioglycolate?

The CAS number of Ethylene glycol bisthioglycolate is 123-81-9.

What are the molecular formula and molecular weight of Ethylene glycol bisthioglycolate?

Ethylene glycol bisthioglycolate has molecular formula C6H10O4S2 and molecular weight 210.271 g/mol.

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

Last updated:

How to cite: Jingsj. "Ethylene glycol bisthioglycolate (CAS 123-81-9)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-48003-5 (accessed 2026-10-28).

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