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Diethyl acetylphosphonate

Also known as: ACETYLPHOSPHONIC ACID DIETHYL ESTER, 1-Oxoethylphosphonic acid diethyl ester, 1-diethoxyphosphorylethanone, Phosphonic acid, P-acetyl-, diethyl ester, O,O-Diethyl acetylphosphonate, 1-(DIETHOXYPHOSPHINYL)ETHANONE

Diethyl acetylphosphonate (CAS 919-19-7) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C6H13O4P and a molecular weight of 180.13900 g/mol. Key properties include a boiling point of 211ºC at 760mmHg, a density of 1.114g/cm3 and a flash point of 95.6ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
919-19-7
Jingsj CID
J-30012-9
Molecular Formula
C6H13O4P
Molecular Weight
180.13900 g/mol
Category
Organic Acids
Last updated
8/21/2026
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Physicochemical Properties

Boiling Point211ºC at 760mmHg
Density1.114g/cm3
Flash Point95.6ºC
Exact Mass180.05500
PSA62.41000
LogP1.79900
Refractive Index1.412

Frequently Asked Questions

What is the CAS number of Diethyl acetylphosphonate?

The CAS number of Diethyl acetylphosphonate is 919-19-7.

What are the molecular formula and molecular weight of Diethyl acetylphosphonate?

Diethyl acetylphosphonate has molecular formula C6H13O4P and molecular weight 180.13900 g/mol.

What are the upstream and downstream products of Diethyl acetylphosphonate?

For Diethyl acetylphosphonate, Upstream Products: Acetyl chloride, Diethyl phosphite, Acetyl bromide; Downstream Products: N-Benzylacetamide, Diethyl phosphite, S-Phenyl thioacetate.

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

Last updated:

How to cite: Jingsj. "Diethyl acetylphosphonate (CAS 919-19-7)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-30012-9 (accessed 2026-11-09).

Data for reference only; verify product details with suppliers before purchase.