dimethylphenylphosphine

二甲基苯基膦

Also known as: dimethyl(phenyl)phosphane, Phenyldimethylphosphine, Phosphine, dimethylphenyl-, NSC 158474, EINECS 211-595-3, MFCD00008509, dimethyl(phenyl)phosphine

dimethylphenylphosphine (CAS 672-66-2) is a compound in the Aromatic Hydrocarbons category listed in the Jingsj chemical database. It has the molecular formula C8H11P and a molecular weight of 138.14700 g/mol. It is also known as dimethyl(phenyl)phosphane, Phenyldimethylphosphine and Phosphine, dimethylphenyl-. Key properties include a melting point of 126-127ºC, a boiling point of 74-75 °C12 mm Hg(lit.), a density of 0.971 g/mL at 25 °C(lit.) and a flash point of 122 °F. GHS signal word: Warning. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
672-66-2
Jingsj CID
J-44110-0
Molecular Formula
C8H11P
Chinese Name
二甲基苯基膦
Molecular Weight
138.14700 g/mol
Category
Aromatic Hydrocarbons
Last updated
8/21/2026

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Physicochemical Properties

Melting Point126-127ºC
Boiling Point74-75 °C12 mm Hg(lit.)
Density0.971 g/mL at 25 °C(lit.)
Flash Point122 °F

GHS Safety & Compliance

Flammable / IrritantSignal word: Warning

Frequently Asked Questions

What is the CAS number of dimethylphenylphosphine?

The CAS number of dimethylphenylphosphine is 672-66-2.

What are the molecular formula and molecular weight of dimethylphenylphosphine?

dimethylphenylphosphine has molecular formula C8H11P and molecular weight 138.14700 g/mol.

Is dimethylphenylphosphine hazardous?

dimethylphenylphosphine 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. "dimethylphenylphosphine (CAS 672-66-2)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-44110-0 (accessed 2026-10-22).

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