N,N'-Diphenyl-N,N'-bis(p-tolyl)-1,4-phenylenediamine

N,N'-二苯基-N,N'-双(对甲苯基)-1,4-苯二胺

Also known as: N,N'-Diphenyl-N,N'-di-p-tolylbenzene-1,4-diamine, N,N'-Bis(4-methylphenyl)-N,N'-diphenyl-1,4-phenylenediamine, N,N-Di(4-methylphenyl)-N,N-diphenyl-1,4-phenylendiamine, MBPDA

N,N'-Diphenyl-N,N'-bis(p-tolyl)-1,4-phenylenediamine (CAS 138171-14-9) is a compound in the Solvents category listed in the Jingsj chemical database. It has the molecular formula C32H28N2 and a molecular weight of 440.57800 g/mol. It is also known as N,N'-Diphenyl-N,N'-di-p-tolylbenzene-1,4-diamine, N,N'-Bis(4-methylphenyl)-N,N'-diphenyl-1,4-phenylenediamine and N,N-Di(4-methylphenyl)-N,N-diphenyl-1,4-phenylendiamine. Key property: a melting point of 190-194ºC. GHS signal word: Warning. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
138171-14-9
Jingsj CID
J-1084883-2
Molecular Formula
C32H28N2
Chinese Name
N,N'-二苯基-N,N'-双(对甲苯基)-1,4-苯二胺
Molecular Weight
440.57800 g/mol
Category
Solvents
Last updated
8/21/2026

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Physicochemical Properties

Melting Point190-194ºC

GHS Safety & Compliance

IrritantSignal word: Warning

Frequently Asked Questions

What is the CAS number of N,N'-Diphenyl-N,N'-bis(p-tolyl)-1,4-phenylenediamine?

The CAS number of N,N'-Diphenyl-N,N'-bis(p-tolyl)-1,4-phenylenediamine is 138171-14-9.

What are the molecular formula and molecular weight of N,N'-Diphenyl-N,N'-bis(p-tolyl)-1,4-phenylenediamine?

N,N'-Diphenyl-N,N'-bis(p-tolyl)-1,4-phenylenediamine has molecular formula C32H28N2 and molecular weight 440.57800 g/mol.

Is N,N'-Diphenyl-N,N'-bis(p-tolyl)-1,4-phenylenediamine hazardous?

N,N'-Diphenyl-N,N'-bis(p-tolyl)-1,4-phenylenediamine has GHS signal word Warning.

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

Last updated:

How to cite: Jingsj. "N,N'-Diphenyl-N,N'-bis(p-tolyl)-1,4-phenylenediamine (CAS 138171-14-9)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1084883-2 (accessed 2026-10-24).

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