L-Leucine-4-nitroanilide

L-亮氨酸-4-硝基苯胺

Also known as: H-LEU-PNA, LEU-PNA, L-Leucine-p-nitroanilide, L-Leucine p-nitroaniline, (S)-2-amino-4-methyl-N-(4-nitrophenyl)pentanamide, (S)-2-Amino-4-methyl-N-(4-nitrophenyl)valeramide, N-(4-Nitrophenyl)-L-leucinamide, Leucine p-nitroanilide, Pentanamide, 2-amino-4-methyl-N-(4-nitrophenyl)-, (2S)-

L-Leucine-4-nitroanilide (CAS 4178-93-2) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C12H17N3O3 and a molecular weight of 251.282 g/mol. It is also known as H-LEU-PNA, LEU-PNA and L-Leucine-p-nitroanilide. Key properties include a melting point of 88-90ºC, a boiling point of 454.5±30.0 °C at 760 mmHg, a density of 1.2±0.1 g/cm3 and a flash point of 228.7±24.6 °C. GHS signal word: Warning. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
4178-93-2
Jingsj CID
J-13280-4
Molecular Formula
C12H17N3O3
Chinese Name
L-亮氨酸-4-硝基苯胺
Molecular Weight
251.282 g/mol
Category
Organic Acids
Last updated
8/21/2026

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Physicochemical Properties

Melting Point88-90ºC
Boiling Point454.5±30.0 °C at 760 mmHg
Density1.2±0.1 g/cm3
Flash Point228.7±24.6 °C

GHS Safety & Compliance

IrritantSignal word: Warning

Frequently Asked Questions

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

The CAS number of L-Leucine-4-nitroanilide is 4178-93-2.

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

L-Leucine-4-nitroanilide has molecular formula C12H17N3O3 and molecular weight 251.282 g/mol.

Is L-Leucine-4-nitroanilide hazardous?

L-Leucine-4-nitroanilide has GHS signal word Warning.

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

Last updated:

How to cite: Jingsj. "L-Leucine-4-nitroanilide (CAS 4178-93-2)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-13280-4 (accessed 2026-10-24).

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