Methyl 2-amino-3-mercaptopropionate hydrochloride

2-氨基-3-巯基丙酸甲酯盐酸盐

Also known as: DL-Cysteine methyl ester hydrochloride, Methyl DL-cysteinate hydrochloride, (±)-Cysteine methyl ester hydrochloride, Cys-OMe·HCl, Cysteine methyl ester hydrochloride (racemic), Methyl 2-amino-3-mercaptopropanoate hydrochloride, Methyl 2-amino-3-sulfanylpropanoate hydrochloride

Methyl 2-amino-3-mercaptopropionate hydrochloride (CAS 5714-80-7) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C4H10ClNO2S and a molecular weight of 171.64600 g/mol. It is also known as DL-Cysteine methyl ester hydrochloride, Methyl DL-cysteinate hydrochloride and (±)-Cysteine methyl ester hydrochloride. Key properties include a boiling point of 197.2ºC at 760mmHg and a flash point of 73.1ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
5714-80-7
Jingsj CID
J-1116357-4
Molecular Formula
C4H10ClNO2S
Chinese Name
2-氨基-3-巯基丙酸甲酯盐酸盐
Molecular Weight
171.64600 g/mol
Category
Organic Acids
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point197.2ºC at 760mmHg
Flash Point73.1ºC

Frequently Asked Questions

What is the CAS number of Methyl 2-amino-3-mercaptopropionate hydrochloride?

The CAS number of Methyl 2-amino-3-mercaptopropionate hydrochloride is 5714-80-7.

What are the molecular formula and molecular weight of Methyl 2-amino-3-mercaptopropionate hydrochloride?

Methyl 2-amino-3-mercaptopropionate hydrochloride has molecular formula C4H10ClNO2S and molecular weight 171.64600 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-amino-3-mercaptopropionate hydrochloride (CAS 5714-80-7)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1116357-4 (accessed 2026-10-22).

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