N-Acetyl-S-(2-cyanoethyl)-L-cysteine

N-乙酰-S-(2-氰乙基)-L-半胱氨酸

Also known as: S-(2-Cyanoethyl)mercapturic Acid, N-Acetyl-S-(2-cyanoethyl)cysteine, N-ACETYL-S-CYANOETHYL-CYSTEINE, L-Cysteine, N-acetyl-S-(2-cyanoethyl)-

N-Acetyl-S-(2-cyanoethyl)-L-cysteine (CAS 74514-75-3) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C8H12N2O3S and a molecular weight of 216.25700 g/mol. It is also known as S-(2-Cyanoethyl)mercapturic Acid, N-Acetyl-S-(2-cyanoethyl)cysteine and N-ACETYL-S-CYANOETHYL-CYSTEINE. Key properties include a melting point of 102-104ºC, a boiling point of 543.8ºC at 760 mmHg, a density of 1.28g/cm3 and a flash point of 282.7ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
74514-75-3
Jingsj CID
J-1152329-3
Molecular Formula
C8H12N2O3S
Chinese Name
N-乙酰-S-(2-氰乙基)-L-半胱氨酸
Molecular Weight
216.25700 g/mol
Category
Organic Acids
Last updated
8/21/2026

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Physicochemical Properties

Melting Point102-104ºC
Boiling Point543.8ºC at 760 mmHg
Density1.28g/cm3
Flash Point282.7ºC

Frequently Asked Questions

What is the CAS number of N-Acetyl-S-(2-cyanoethyl)-L-cysteine?

The CAS number of N-Acetyl-S-(2-cyanoethyl)-L-cysteine is 74514-75-3.

What are the molecular formula and molecular weight of N-Acetyl-S-(2-cyanoethyl)-L-cysteine?

N-Acetyl-S-(2-cyanoethyl)-L-cysteine has molecular formula C8H12N2O3S and molecular weight 216.25700 g/mol.

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

Last updated:

How to cite: Jingsj. "N-Acetyl-S-(2-cyanoethyl)-L-cysteine (CAS 74514-75-3)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1152329-3 (accessed 2026-10-25).

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