2-(3-Nitrophenyl)quinoxaline

2-(3-硝基苯基)喹喔啉

Also known as: 2-(3-Nitro-phenyl)-quinoxaline, 2-(3-Nitrophenyl)-chinoxalin, 3-(3-Nitrophenyl)-chinoxalin, Quinoxaline, 2-(3-nitrophenyl)-

2-(3-Nitrophenyl)quinoxaline (CAS 5021-44-3) is a compound in the Aromatic Hydrocarbons category listed in the Jingsj chemical database. It has the molecular formula C14H9N3O2 and a molecular weight of 251.24000 g/mol. It is also known as 2-(3-Nitro-phenyl)-quinoxaline, 2-(3-Nitrophenyl)-chinoxalin and 3-(3-Nitrophenyl)-chinoxalin. Key properties include a melting point of 184-185ºC, a boiling point of 437.3ºC at 760mmHg, a density of 1.342g/cm3 and a flash point of 218.3ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
5021-44-3
Jingsj CID
J-1068817-1
Molecular Formula
C14H9N3O2
Chinese Name
2-(3-硝基苯基)喹喔啉
Molecular Weight
251.24000 g/mol
Category
Aromatic Hydrocarbons
Last updated
8/21/2026

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Physicochemical Properties

Melting Point184-185ºC
Boiling Point437.3ºC at 760mmHg
Density1.342g/cm3
Flash Point218.3ºC

Frequently Asked Questions

What is the CAS number of 2-(3-Nitrophenyl)quinoxaline?

The CAS number of 2-(3-Nitrophenyl)quinoxaline is 5021-44-3.

What are the molecular formula and molecular weight of 2-(3-Nitrophenyl)quinoxaline?

2-(3-Nitrophenyl)quinoxaline has molecular formula C14H9N3O2 and molecular weight 251.24000 g/mol.

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

Last updated:

How to cite: Jingsj. "2-(3-Nitrophenyl)quinoxaline (CAS 5021-44-3)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1068817-1 (accessed 2026-10-22).

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