Diethyl (4-acetylphenyl)phosphonate

(4-乙酰基苯基)膦酸二乙酯

Also known as: (4-Acetylphenyl)phosphonic acid diethyl ester, 4-Acetyl-benzolphosphonsaeure-diaethylester, Diethyl 4-acetylphenylphosphonate, Phosphonic acid, P-(4-acetylphenyl)-, diethyl ester, 1-(4-diethoxyphosphorylphenyl)ethanone

Diethyl (4-acetylphenyl)phosphonate (CAS 25944-71-2) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C12H17O4P and a molecular weight of 256.23500 g/mol. It is also known as (4-Acetylphenyl)phosphonic acid diethyl ester, 4-Acetyl-benzolphosphonsaeure-diaethylester and Diethyl 4-acetylphenylphosphonate. Key properties include a boiling point of 357.7ºC at 760 mmHg and a density of 1.14g/cm3. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
25944-71-2
Jingsj CID
J-1505925-7
Molecular Formula
C12H17O4P
Chinese Name
(4-乙酰基苯基)膦酸二乙酯
Molecular Weight
256.23500 g/mol
Category
Organic Acids
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point357.7ºC at 760 mmHg
Density1.14g/cm3

Frequently Asked Questions

What is the CAS number of Diethyl (4-acetylphenyl)phosphonate?

The CAS number of Diethyl (4-acetylphenyl)phosphonate is 25944-71-2.

What are the molecular formula and molecular weight of Diethyl (4-acetylphenyl)phosphonate?

Diethyl (4-acetylphenyl)phosphonate has molecular formula C12H17O4P and molecular weight 256.23500 g/mol.

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

Last updated:

How to cite: Jingsj. "Diethyl (4-acetylphenyl)phosphonate (CAS 25944-71-2)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1505925-7 (accessed 2026-10-25).

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