Methyl 2-(methylthio)butyrate

2-(甲基硫代)丁酸甲酯

Also known as: methyl 2-(methylthio)butanoate, 2-(methylthio)butyric acid methyl ester, methyl 2-(methylsulfanyl)butanoate, Butanoic acid, 2-(methylthio)-, methyl ester, methyl 2-methylsulfanylbutanoate, Methyl 2-(methylmercapto)butyrate, MFCD00013393, UNII-9SE19X9J2G

Methyl 2-(methylthio)butyrate (CAS 51534-66-8) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C6H12O2S and a molecular weight of 148.22300 g/mol. It is also known as methyl 2-(methylthio)butanoate, 2-(methylthio)butyric acid methyl ester and methyl 2-(methylsulfanyl)butanoate. Key properties include a boiling point of 176.1ºC at 760mmHg and a flash point of 64.4ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
51534-66-8
Jingsj CID
J-26109-8
Molecular Formula
C6H12O2S
Chinese Name
2-(甲基硫代)丁酸甲酯
Molecular Weight
148.22300 g/mol
Category
Organic Acids
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point176.1ºC at 760mmHg
Flash Point64.4ºC

Frequently Asked Questions

What is the CAS number of Methyl 2-(methylthio)butyrate?

The CAS number of Methyl 2-(methylthio)butyrate is 51534-66-8.

What are the molecular formula and molecular weight of Methyl 2-(methylthio)butyrate?

Methyl 2-(methylthio)butyrate has molecular formula C6H12O2S and molecular weight 148.22300 g/mol.

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

Last updated:

How to cite: Jingsj. "Methyl 2-(methylthio)butyrate (CAS 51534-66-8)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-26109-8 (accessed 2026-10-25).

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