L-Alanine 4-nitroanilide

L-丙氨酸4-硝基酰苯胺

Also known as: H-Ala-pNA, Ala-pNA, L-Alanine p-nitroanilide, L-Alanyl p-nitroanilide, Alanine-4-nitroanilide, Alanine-p-nitroanilide, (2S)-2-amino-N-(4-nitrophenyl)propanamide, (2S)-N-(4-Nitrophenyl)-2-aminopropionamide, (S)-2-Amino-N-(4-nitrophenyl)propanamide, L-ALANINE 4-NITROANILIDE, L-ALANINE P-NITROANILIDE, ALA-PNA, ALANINE-PNA

L-Alanine 4-nitroanilide (CAS 1668-13-9) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C9H11N3O3 and a molecular weight of 209.20200 g/mol. It is also known as H-Ala-pNA, Ala-pNA and L-Alanine p-nitroanilide. Key properties include a boiling point of 443.4ºC at 760mmHg, a density of 1.35g/cm3 and a flash point of 221.9ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
1668-13-9
Jingsj CID
J-27482-3
Molecular Formula
C9H11N3O3
Chinese Name
L-丙氨酸4-硝基酰苯胺
Molecular Weight
209.20200 g/mol
Category
Organic Acids
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point443.4ºC at 760mmHg
Density1.35g/cm3
Flash Point221.9ºC

Frequently Asked Questions

What is the CAS number of L-Alanine 4-nitroanilide?

The CAS number of L-Alanine 4-nitroanilide is 1668-13-9.

What are the molecular formula and molecular weight of L-Alanine 4-nitroanilide?

L-Alanine 4-nitroanilide has molecular formula C9H11N3O3 and molecular weight 209.20200 g/mol.

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

Last updated:

How to cite: Jingsj. "L-Alanine 4-nitroanilide (CAS 1668-13-9)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-27482-3 (accessed 2026-10-23).

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