4'-Amino-3,2'-azotoluene

对氨基-2',3-偶氮甲苯

Also known as: 4-(m-Tolylazo)-3-methylaniline, 4-m-Tolylazo-m-toluidine, 4-Amino-2',3-azotoluene, 4-Amino-2',3-dimethylazobenzene, 3-methyl-4-[(3-methylphenyl)diazenyl]aniline, Fast Garnet GC Base, C.I. Azoic Diazo Component 27, Garnet Base NIC, p-Amino-2',3-azotoluene, EINECS 222-262-7, m-Toluol-azo-m-toluidin, 6-m-Toluolazo-3-amino-toluol

4'-Amino-3,2'-azotoluene (CAS 3398-09-2) is a compound in the Solvents category listed in the Jingsj chemical database. It has the molecular formula C14H15N3 and a molecular weight of 225.28900 g/mol. It is also known as 4-(m-Tolylazo)-3-methylaniline, 4-m-Tolylazo-m-toluidine and 4-Amino-2',3-azotoluene. Key properties include a melting point of 80ºC, a boiling point of 409.8ºC at 760mmHg, a density of 1.09 g/cm3 and a flash point of 201.6ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.: 3398-09-2
Jingsj CID: J-1432059-4
Molecular Formula: C₁₄H₁₅N₃
Chinese Name: 对氨基-2',3-偶氮甲苯
Molecular Weight: 225.28900 g/mol
Category: Solvents
Last updated: 8/21/2026

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Physicochemical Properties

Melting Point	80ºC
Boiling Point	409.8ºC at 760mmHg
Density	1.09 g/cm3
Flash Point	201.6ºC

Frequently Asked Questions

What is the CAS number of 4'-Amino-3,2'-azotoluene?

The CAS number of 4'-Amino-3,2'-azotoluene is 3398-09-2.

What are the molecular formula and molecular weight of 4'-Amino-3,2'-azotoluene?

4'-Amino-3,2'-azotoluene has molecular formula C14H15N3 and molecular weight 225.28900 g/mol.

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

Last updated: 8/21/2026

How to cite: Jingsj. "4'-Amino-3,2'-azotoluene (CAS 3398-09-2)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1432059-4 (accessed 2026-10-25).

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