Tris(3,5-dimethylphenyl)phosphine

三(3,5-二甲苯基)膦

Also known as: tris(3,5-dimethylphenyl)phosphine, tri(3,5-xylyl)phosphine, tris(3,5-xylyl)phosphine, tris(3,5-dimethylphenyl)phosphane, tris(3,5-dimethylphenyl)-phosphin, trisdimethylphenylphosphine, MFCD03094579

Tris(3,5-dimethylphenyl)phosphine (CAS 69227-47-0) is a compound in the Solvents category listed in the Jingsj chemical database. It has the molecular formula C24H27P and a molecular weight of 346.44500 g/mol. It is also known as tris(3,5-dimethylphenyl)phosphine, tri(3,5-xylyl)phosphine and tris(3,5-xylyl)phosphine. Key properties include a melting point of 161-164ºC, a boiling point of 474.1ºC at 760 mmHg and a flash point of 255ºC. GHS signal word: Warning. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.: 69227-47-0
Jingsj CID: J-14296-2
Molecular Formula: C₂₄H₂₇P
Chinese Name: 三(3,5-二甲苯基)膦
Molecular Weight: 346.44500 g/mol
Category: Solvents
Last updated: 8/21/2026

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Physicochemical Properties

Melting Point	161-164ºC
Boiling Point	474.1ºC at 760 mmHg
Flash Point	255ºC

GHS Safety & Compliance

IrritantSignal word: Warning

Frequently Asked Questions

What is the CAS number of Tris(3,5-dimethylphenyl)phosphine?

The CAS number of Tris(3,5-dimethylphenyl)phosphine is 69227-47-0.

What are the molecular formula and molecular weight of Tris(3,5-dimethylphenyl)phosphine?

Tris(3,5-dimethylphenyl)phosphine has molecular formula C24H27P and molecular weight 346.44500 g/mol.

Is Tris(3,5-dimethylphenyl)phosphine hazardous?

Tris(3,5-dimethylphenyl)phosphine has GHS signal word Warning.

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

Last updated: 8/21/2026

How to cite: Jingsj. "Tris(3,5-dimethylphenyl)phosphine (CAS 69227-47-0)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-14296-2 (accessed 2026-10-23).

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