4,4',4''-Tris(N-3-methylphenyl-N-phenylamino)triphenylamine

Also known as: 4,4',4''-Tris[phenyl(m-tolyl)amino]triphenylamine, M-MTDATA, MTDATA, N1-Phenyl-N4,N4-bis(4-(phenyl(m-tolyl)amino)phenyl)-N1-(m-tolyl)benzene-1,4-diamine, 1,4-Benzenediamine, N-(3-methylphenyl)-N,N-bis[4-[(3-methylphenyl)phenylamino]phenyl]-N-phenyl-, 4,4',4''-Tris(N-3-methylphenyl-N-phenyl-amino)triphenylamine, 4,4',4''-Tris(N-3-methylphenyl-N-phenylamino)triphenylamine

4,4',4''-Tris(N-3-methylphenyl-N-phenylamino)triphenylamine (CAS 124729-98-2) is a compound in the Organic Bases category listed in the Jingsj chemical database. It has the molecular formula C57H48N4 and a molecular weight of 789.018 g/mol. Key properties include a melting point of 203-207ºC and a density of 1.2±0.1 g/cm3. It is classified under GHS with signal word Warning and hazard statements H315 — Causes skin irritation, H319 — Causes serious eye irritation and H335 — May cause respiratory irritation. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.: 124729-98-2
Jingsj CID: J-1154824-6
Molecular Formula: C₅₇H₄₈N₄
Molecular Weight: 789.018 g/mol
Category: Organic Bases
Last updated: 8/21/2026

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Physicochemical Properties

Melting Point	203-207ºC
Density	1.2±0.1 g/cm3
Exact Mass	788.387878
PSA	12.96000
LogP	17.68
Refractive Index	1.700

GHS Safety & Compliance

IrritantSignal word: Warning

H315 — Causes skin irritation
H319 — Causes serious eye irritation
H335 — May cause respiratory irritation

Frequently Asked Questions

What is the CAS number of 4,4',4''-Tris(N-3-methylphenyl-N-phenylamino)triphenylamine?

The CAS number of 4,4',4''-Tris(N-3-methylphenyl-N-phenylamino)triphenylamine is 124729-98-2.

What are the molecular formula and molecular weight of 4,4',4''-Tris(N-3-methylphenyl-N-phenylamino)triphenylamine?

4,4',4''-Tris(N-3-methylphenyl-N-phenylamino)triphenylamine has molecular formula C57H48N4 and molecular weight 789.018 g/mol.

Is 4,4',4''-Tris(N-3-methylphenyl-N-phenylamino)triphenylamine hazardous?

4,4',4''-Tris(N-3-methylphenyl-N-phenylamino)triphenylamine has GHS signal word Warning and hazard statements H315 — Causes skin irritation; H319 — Causes serious eye irritation; H335 — May cause respiratory irritation.

What are the upstream and downstream products of 4,4',4''-Tris(N-3-methylphenyl-N-phenylamino)triphenylamine?

For 4,4',4''-Tris(N-3-methylphenyl-N-phenylamino)triphenylamine, Upstream Products: 3-Methyldiphenylamine, Tris(4-bromophenyl)amine, Tris(4-iodophenyl)amine.

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

Last updated: 8/21/2026

How to cite: Jingsj. "4,4',4''-Tris(N-3-methylphenyl-N-phenylamino)triphenylamine (CAS 124729-98-2)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1154824-6 (accessed 2026-11-09).

Data for reference only; verify product details with suppliers before purchase.