4-[(4-nitrophenyl)diazenyl]benzene-1,3-diamine

分散红63

Also known as: 1,3-Benzenediamine, 4-[2-(4-nitrophenyl)diazenyl]-, 2,4-Diamino-4'-nitroazobenzene, 4'-Nitroazobenzene-2,4-diamine, 4-(4-Nitrophenylazo)-1,3-benzenediamine, 4-(4-Nitrophenylazo)-1,3-phenylenediamine, 4-(4-Nitrophenyldiazenyl)benzene-1,3-diamine, Disperse Red 63, DISPERSE RED 63

4-[(4-nitrophenyl)diazenyl]benzene-1,3-diamine (CAS 25910-57-0) is a compound in the Organic Compounds category listed in the Jingsj chemical database. It has the molecular formula C12H11N5O2 and a molecular weight of 257.24800 g/mol. It is also known as 1,3-Benzenediamine, 4-[2-(4-nitrophenyl)diazenyl]-, 2,4-Diamino-4'-nitroazobenzene and 4'-Nitroazobenzene-2,4-diamine. Key properties include a boiling point of 531.1ºC at 760mmHg, a density of 1.45g/cm3 and a flash point of 275ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
25910-57-0
Jingsj CID
J-1316597-2
Molecular Formula
C12H11N5O2
Chinese Name
分散红63
Molecular Weight
257.24800 g/mol
Category
Organic Compounds
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point531.1ºC at 760mmHg
Density1.45g/cm3
Flash Point275ºC

Frequently Asked Questions

What is the CAS number of 4-[(4-nitrophenyl)diazenyl]benzene-1,3-diamine?

The CAS number of 4-[(4-nitrophenyl)diazenyl]benzene-1,3-diamine is 25910-57-0.

What are the molecular formula and molecular weight of 4-[(4-nitrophenyl)diazenyl]benzene-1,3-diamine?

4-[(4-nitrophenyl)diazenyl]benzene-1,3-diamine has molecular formula C12H11N5O2 and molecular weight 257.24800 g/mol.

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

Last updated:

How to cite: Jingsj. "4-[(4-nitrophenyl)diazenyl]benzene-1,3-diamine (CAS 25910-57-0)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1316597-2 (accessed 2026-10-25).

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