S-Methyl propanethioate

硫代丙酸S-甲酯

Also known as: S-Methyl thiopropionate, Methyl thiopropionate, Thiopropionic acid S-methyl ester, Propanethioic acid, S-methyl ester, S-Methyl thiopropanoate, FEMA 4172

S-Methyl propanethioate (CAS 5925-75-7) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C4H8OS and a molecular weight of 104.171 g/mol. It is also known as S-Methyl thiopropionate, Methyl thiopropionate and Thiopropionic acid S-methyl ester. Key properties include a boiling point of 116.4±9.0 °C at 760 mmHg, a density of 1.0±0.1 g/cm3 and a flash point of 22.0±12.3 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
5925-75-7
Jingsj CID
J-1396852-4
Molecular Formula
C4H8OS
Chinese Name
硫代丙酸S-甲酯
Molecular Weight
104.171 g/mol
Category
Organic Acids
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point116.4±9.0 °C at 760 mmHg
Density1.0±0.1 g/cm3
Flash Point22.0±12.3 °C

Frequently Asked Questions

What is the CAS number of S-Methyl propanethioate?

The CAS number of S-Methyl propanethioate is 5925-75-7.

What are the molecular formula and molecular weight of S-Methyl propanethioate?

S-Methyl propanethioate has molecular formula C4H8OS and molecular weight 104.171 g/mol.

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

Last updated:

How to cite: Jingsj. "S-Methyl propanethioate (CAS 5925-75-7)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1396852-4 (accessed 2026-10-25).

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