4-Nitro-L-phenylalanine

4-硝基-L-苯丙氨酸

Also known as: (S)-2-amino-3-(4-nitrophenyl)propanoic acid, p-Nitro-L-phenylalanine, L-4-Nitrophenylalanine, 4-Nitro-3-phenyl-L-alanine, H-p-Nitro-Phe-OH, H-Phe(4-NO2)-OH, (S)-4-Nitrophenylalanine, L-p-Nitrophenylalanine

4-Nitro-L-phenylalanine (CAS 949-99-5) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C9H10N2O4 and a molecular weight of 210.187 g/mol. It is also known as (S)-2-amino-3-(4-nitrophenyl)propanoic acid, p-Nitro-L-phenylalanine and L-4-Nitrophenylalanine. Key properties include a melting point of 222-223ºC, a boiling point of 414.1±35.0 °C at 760 mmHg, a density of 1.4±0.1 g/cm3 and a flash point of 204.2±25.9 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
949-99-5
Jingsj CID
J-46693-8
Molecular Formula
C9H10N2O4
Chinese Name
4-硝基-L-苯丙氨酸
Molecular Weight
210.187 g/mol
Category
Organic Acids
Last updated
8/21/2026

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Physicochemical Properties

Melting Point222-223ºC
Boiling Point414.1±35.0 °C at 760 mmHg
Density1.4±0.1 g/cm3
Flash Point204.2±25.9 °C

Frequently Asked Questions

What is the CAS number of 4-Nitro-L-phenylalanine?

The CAS number of 4-Nitro-L-phenylalanine is 949-99-5.

What are the molecular formula and molecular weight of 4-Nitro-L-phenylalanine?

4-Nitro-L-phenylalanine has molecular formula C9H10N2O4 and molecular weight 210.187 g/mol.

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

Last updated:

How to cite: Jingsj. "4-Nitro-L-phenylalanine (CAS 949-99-5)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-46693-8 (accessed 2026-10-22).

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