4,4'-Dimethyltriphenylamine

4,4'-二甲基三苯胺

Also known as: 4,4'-Dimethyltriphenylamine, 4,4'-Dimethyl Triphenylamine, N,N-Di-p-tolylaniline, Phenyl(di-p-tolyl)amine, Bis(4-Methylphenyl)phenylamine, Benzenamine, 4-methyl-N-(4-methylphenyl)-N-phenyl-, 4-methyl-N-(4-methylphenyl)-N-phenylaniline, 4-methyl-N-phenyl-N-(p-tolyl)aniline, EINECS 243-822-7, MFCD00145004

CAS No.
20440-95-3
Jingsj CID
J-38657-9
Molecular Formula
C20H19N
Chinese Name
4,4'-二甲基三苯胺
Molecular Weight
273.372 g/mol
Category
Organic Bases
Last updated
8/21/2026
Made to Order

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Physicochemical Properties

Melting Point112°C
Boiling Point417.5±34.0 °C at 760 mmHg
Density1.1±0.1 g/cm3
Flash Point183.5±22.5 °C

Frequently Asked Questions

What is the CAS number of 4,4'-Dimethyltriphenylamine?

20440-95-3

What are the molecular formula and molecular weight of 4,4'-Dimethyltriphenylamine?

C20H19N, molecular weight 273.372 g/mol

Which suppliers offer 4,4'-Dimethyltriphenylamine?

1 supplier(s) listed; request a quote for pricing.

Data compiled from public chemical databases and supplier catalogs; verify specifications with suppliers before purchase. · Last updated: 8/21/2026