Octadecyl thioglycolate

巯基乙酸十八烷基酯

Also known as: Acetic acid,2-mercapto-, octadecyl ester, Mercaptoacetic Acid Octadecyl Ester, Stearyl Thioglycolate, Thioglycolic Acid Octadecyl Ester, Thioglycolic Acid Stearyl Ester, NSC 65478, EINECS 233-533-4

Octadecyl thioglycolate (CAS 10220-46-9) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C20H40O2S and a molecular weight of 344.59500 g/mol. It is also known as Acetic acid,2-mercapto-, octadecyl ester, Mercaptoacetic Acid Octadecyl Ester and Stearyl Thioglycolate. Key properties include a melting point of 28 °C, a boiling point of 431.7ºC at 760 mmHg, a density of 0.916 g/cm C and a flash point of 272.3ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
10220-46-9
Jingsj CID
J-24547-2
Molecular Formula
C20H40O2S
Chinese Name
巯基乙酸十八烷基酯
Molecular Weight
344.59500 g/mol
Category
Organic Acids
Last updated
8/21/2026

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Physicochemical Properties

Melting Point28 °C
Boiling Point431.7ºC at 760 mmHg
Density0.916 g/cm C
Flash Point272.3ºC
Exact Mass344.27500
PSA65.10000
LogP6.72090
Vapor Pressure1.18E-07mmHg at 25°C
Refractive Index1.466

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 Octadecyl thioglycolate?

The CAS number of Octadecyl thioglycolate is 10220-46-9.

What are the molecular formula and molecular weight of Octadecyl thioglycolate?

Octadecyl thioglycolate has molecular formula C20H40O2S and molecular weight 344.59500 g/mol.

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

Last updated:

How to cite: Jingsj. "Octadecyl thioglycolate (CAS 10220-46-9)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-24547-2 (accessed 2026-10-28).

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