Propyl 2-mercaptopropionate

2-巯基丙酸丙酯

Also known as: PROPYL 2-MERCAPTOPROPIONATE, propyl 2-sulfanylpropanoate, 2-Mercaptopropionic acid propyl ester, Propanoic acid, 2-mercapto-, propyl ester, FEMA No. 4207, UNII-A6API9I47Z, PROPYL 2-MERCAPTOPROPIONATE USP/EP/BP

Propyl 2-mercaptopropionate (CAS 19788-50-2) 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 PROPYL 2-MERCAPTOPROPIONATE, propyl 2-sulfanylpropanoate and 2-Mercaptopropionic acid propyl ester. Key properties include a boiling point of 193.134ºC at 760 mmHg, a density of 1.019 g/cm3 and a flash point of 74.448ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
19788-50-2
Jingsj CID
J-1358619-3
Molecular Formula
C6H12O2S
Chinese Name
2-巯基丙酸丙酯
Molecular Weight
148.22300 g/mol
Category
Organic Acids
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point193.134ºC at 760 mmHg
Density1.019 g/cm3
Flash Point74.448ºC

Frequently Asked Questions

What is the CAS number of Propyl 2-mercaptopropionate?

The CAS number of Propyl 2-mercaptopropionate is 19788-50-2.

What are the molecular formula and molecular weight of Propyl 2-mercaptopropionate?

Propyl 2-mercaptopropionate 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. "Propyl 2-mercaptopropionate (CAS 19788-50-2)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1358619-3 (accessed 2026-10-24).

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