Diethylphenylphosphine

二乙基苯基膦

Also known as: Diethyl phenyl phosphine, Diethyl(phenyl)phosphine, Phenyldiethylphosphine, NSC 158475, Phosphine, diethylphenyl-

Diethylphenylphosphine (CAS 1605-53-4) is a compound in the Aromatic Hydrocarbons category listed in the Jingsj chemical database. It has the molecular formula C10H15P and a molecular weight of 166.200 g/mol. It is also known as Diethyl phenyl phosphine, Diethyl(phenyl)phosphine and Phenyldiethylphosphine. Key properties include a melting point of 45 °C, a boiling point of 233.7±9.0 °C at 760 mmHg, a density of 0.954 g/mL at 25 °C(lit.) and a flash point of 97.5±25.0 °C. GHS signal word: Warning. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
1605-53-4
Jingsj CID
J-13909-2
Molecular Formula
C10H15P
Chinese Name
二乙基苯基膦
Molecular Weight
166.200 g/mol
Category
Aromatic Hydrocarbons
Last updated
8/21/2026

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Physicochemical Properties

Melting Point45 °C
Boiling Point233.7±9.0 °C at 760 mmHg
Density0.954 g/mL at 25 °C(lit.)
Flash Point97.5±25.0 °C

GHS Safety & Compliance

IrritantSignal word: Warning

Frequently Asked Questions

What is the CAS number of Diethylphenylphosphine?

The CAS number of Diethylphenylphosphine is 1605-53-4.

What are the molecular formula and molecular weight of Diethylphenylphosphine?

Diethylphenylphosphine has molecular formula C10H15P and molecular weight 166.200 g/mol.

Is Diethylphenylphosphine hazardous?

Diethylphenylphosphine 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. "Diethylphenylphosphine (CAS 1605-53-4)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-13909-2 (accessed 2026-10-23).

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