4-Nitro-DL-phenylalanine

4-硝基-DL-苯丙氨酸

Also known as: H-DL-Phe(4-NO2)-OH, DL-4-NO2-Phe-OH, p-Nitro-DL-phenylalanine, dl-p-Nitrophenylalanine, 4-Nitro-DL-phenylalanine hydrate, 2-Amino-3-(4-nitrophenyl)propanoic acid, P-NITRO-DL-PHENYLALA, MFCD00007384, EINECS 220-868-6

4-Nitro-DL-phenylalanine (CAS 2922-40-9) 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 H-DL-Phe(4-NO2)-OH, DL-4-NO2-Phe-OH and p-Nitro-DL-phenylalanine. Key properties include a melting point of 236-237 °C (dec.)(lit.), 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. GHS signal word: Danger. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
2922-40-9
Jingsj CID
J-44666-6
Molecular Formula
C9H10N2O4
Chinese Name
4-硝基-DL-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 Point236-237 °C (dec.)(lit.)
Boiling Point414.1±35.0 °C at 760 mmHg
Density1.4±0.1 g/cm3
Flash Point204.2±25.9 °C

GHS Safety & Compliance

Acute ToxicitySignal word: Danger

Frequently Asked Questions

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

The CAS number of 4-Nitro-DL-phenylalanine is 2922-40-9.

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

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

Is 4-Nitro-DL-phenylalanine hazardous?

4-Nitro-DL-phenylalanine has GHS signal word Danger.

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

Last updated:

How to cite: Jingsj. "4-Nitro-DL-phenylalanine (CAS 2922-40-9)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-44666-6 (accessed 2026-10-23).

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