4-Nitrophenyloxamic acid

4-硝基苯基肟酸

Also known as: 2-(4-nitroanilino)-2-oxoacetic acid, 2-[(4-nitrophenyl)amino]-2-oxoacetic acid, N-(4-nitrophenyl)oxamic acid, N-(p-Nitrophenyl)oxamic acid, p-Nitrophenyloxamic acid, 4'-nitrooxanilic acid, pNPO

4-Nitrophenyloxamic acid (CAS 103-94-6) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C8H6N2O5 and a molecular weight of 210.14400 g/mol. It is also known as 2-(4-nitroanilino)-2-oxoacetic acid, 2-[(4-nitrophenyl)amino]-2-oxoacetic acid and N-(4-nitrophenyl)oxamic acid. Key properties include a melting point of 204-205°C, a boiling point of 349.65 °C and a density of 1.629g/cm3. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
103-94-6
Jingsj CID
J-4865-3
Molecular Formula
C8H6N2O5
Chinese Name
4-硝基苯基肟酸
Molecular Weight
210.14400 g/mol
Category
Organic Acids
Last updated
8/21/2026

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Physicochemical Properties

Melting Point204-205°C
Boiling Point349.65 °C
Density1.629g/cm3

Frequently Asked Questions

What is the CAS number of 4-Nitrophenyloxamic acid?

The CAS number of 4-Nitrophenyloxamic acid is 103-94-6.

What are the molecular formula and molecular weight of 4-Nitrophenyloxamic acid?

4-Nitrophenyloxamic acid has molecular formula C8H6N2O5 and molecular weight 210.14400 g/mol.

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

Last updated:

How to cite: Jingsj. "4-Nitrophenyloxamic acid (CAS 103-94-6)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-4865-3 (accessed 2026-10-23).

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