Phenazine, 5-oxide

5-氧吩嗪

Also known as: Phenazine N-oxide, Phenazine 5-oxide, 5-Oxidophenazin-5-ium, N-Oxide de phenazine, N-Oxyphenazine, Phenazin, Phenazin oxide, Phenazin-5-oxid, Phenazin-5-oxide, Phenazine 9-oxide, Phenazine mono-N-oxide, Phenazine monooxide, n-Oxidedephenazine, phenasine-5-oxide, phenazine-N5-oxide, PHENAZINE OXIDE

Phenazine, 5-oxide (CAS 304-81-4) is a compound in the Organic Compounds category listed in the Jingsj chemical database. It has the molecular formula C12H8N2O and a molecular weight of 196.20500 g/mol. It is also known as Phenazine N-oxide, Phenazine 5-oxide and 5-Oxidophenazin-5-ium. Key properties include a melting point of 226.5°C, a boiling point of 404.3ºC at 760mmHg, a density of 1.28g/cm3 and a flash point of 198.3ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
304-81-4
Jingsj CID
J-24046-6
Molecular Formula
C12H8N2O
Chinese Name
5-氧吩嗪
Molecular Weight
196.20500 g/mol
Category
Organic Compounds
Last updated
8/21/2026

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Physicochemical Properties

Melting Point226.5°C
Boiling Point404.3ºC at 760mmHg
Density1.28g/cm3
Flash Point198.3ºC

Frequently Asked Questions

What is the CAS number of Phenazine, 5-oxide?

The CAS number of Phenazine, 5-oxide is 304-81-4.

What are the molecular formula and molecular weight of Phenazine, 5-oxide?

Phenazine, 5-oxide has molecular formula C12H8N2O and molecular weight 196.20500 g/mol.

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

Last updated:

How to cite: Jingsj. "Phenazine, 5-oxide (CAS 304-81-4)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-24046-6 (accessed 2026-10-22).

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