N-Acetyl-L-histidine

N-乙酰-L-组氨酸

Also known as: Acetylhistidine, Ac-His-OH, N-acetylhistidine, (2S)-2-acetamido-3-(1H-imidazol-4-yl)propanoic acid, N-acetyl-L-histidine, L-Histidine, N-acetyl-, N(2)-acetyl-L-histidine

N-Acetyl-L-histidine (CAS 2497-02-1) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C8H11N3O3 and a molecular weight of 197.191 g/mol. It is also known as Acetylhistidine, Ac-His-OH and N-acetylhistidine. Key properties include a melting point of 157-159ºC, a boiling point of 620.2±50.0 °C at 760 mmHg, a density of 1.4±0.1 g/cm3 and a flash point of 328.9±30.1 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
2497-02-1
Jingsj CID
J-22703-4
Molecular Formula
C8H11N3O3
Chinese Name
N-乙酰-L-组氨酸
Molecular Weight
197.191 g/mol
Category
Organic Acids
Last updated
8/21/2026

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Physicochemical Properties

Melting Point157-159ºC
Boiling Point620.2±50.0 °C at 760 mmHg
Density1.4±0.1 g/cm3
Flash Point328.9±30.1 °C

Frequently Asked Questions

What is the CAS number of N-Acetyl-L-histidine?

The CAS number of N-Acetyl-L-histidine is 2497-02-1.

What are the molecular formula and molecular weight of N-Acetyl-L-histidine?

N-Acetyl-L-histidine has molecular formula C8H11N3O3 and molecular weight 197.191 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-L-histidine (CAS 2497-02-1)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-22703-4 (accessed 2026-10-22).

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