Tris(2,5-dimethylphenyl)phosphine

三(2,5-二甲苯基)膦

Also known as: Tri(2,5-xylyl)phosphine, Tris(2,5-xylyl)phosphine, Phosphine, tris(2,5-dimethylphenyl)-, tris(2,5-dimethylphenyl)phosphane

Tris(2,5-dimethylphenyl)phosphine (CAS 115034-38-3) is a compound in the Solvents category listed in the Jingsj chemical database. It has the molecular formula C24H27P and a molecular weight of 346.445 g/mol. It is also known as Tri(2,5-xylyl)phosphine, Tris(2,5-xylyl)phosphine and Phosphine, tris(2,5-dimethylphenyl)-. Key properties include a melting point of 154-158ºC, a boiling point of 467.2±45.0 °C at 760 mmHg and a flash point of 250.5±35.0 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
115034-38-3
Jingsj CID
J-1492636-1
Molecular Formula
C24H27P
Chinese Name
三(2,5-二甲苯基)膦
Molecular Weight
346.445 g/mol
Category
Solvents
Last updated
8/21/2026

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Physicochemical Properties

Melting Point154-158ºC
Boiling Point467.2±45.0 °C at 760 mmHg
Flash Point250.5±35.0 °C

Frequently Asked Questions

What is the CAS number of Tris(2,5-dimethylphenyl)phosphine?

The CAS number of Tris(2,5-dimethylphenyl)phosphine is 115034-38-3.

What are the molecular formula and molecular weight of Tris(2,5-dimethylphenyl)phosphine?

Tris(2,5-dimethylphenyl)phosphine has molecular formula C24H27P and molecular weight 346.445 g/mol.

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

Last updated:

How to cite: Jingsj. "Tris(2,5-dimethylphenyl)phosphine (CAS 115034-38-3)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1492636-1 (accessed 2026-10-25).

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