Ethyl 2-(diphenoxyphosphoryl)acetate

Also known as: Ethyl diphenylphosphonoacetate, Ethyl Diphenylphosphonoacetate [Horner-Emmons Reagent], Diphenylphosphonoacetic acid ethyl ester, Ethyl 2-(diphenoxyphosphinyl)acetate, Horner-Emmons reagent, Acetic acid, 2-(diphenoxyphosphinyl)-, ethyl ester, Diphenylphsphonoacetic acid ethyl ester, Ethyl 2-(diphenylphosphono)acetate, Ethyl 2-(diphenylphosphonyl)acetate, Ethyl 2-diphenoxyphosphorylacetate

Ethyl 2-(diphenoxyphosphoryl)acetate (CAS 16139-79-0) is a compound in the Solvents category listed in the Jingsj chemical database. It has the molecular formula C16H17O5P and a molecular weight of 320.27700 g/mol. Key properties include a boiling point of 220ºC / 3mmHg, a density of 1.22 and a flash point of 223.397ºC. No supplier offers are currently listed; request a quote. Record last updated Nov 3, 2026.

CAS No.: 16139-79-0
Jingsj CID: J-46270-4
Molecular Formula: C₁₆H₁₇O₅P
Molecular Weight: 320.27700 g/mol
Category: Solvents
Last updated: 11/3/2026

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Physicochemical Properties

Boiling Point	220ºC / 3mmHg
Density	1.22
Flash Point	223.397ºC
Exact Mass	320.08100
PSA	71.64000
LogP	3.90060
Vapor Pressure	0mmHg at 25°C
Refractive Index	1.544

Customs & Trade Information

HS Code	2931900090
Summary	2931900090. other organo-inorganic compounds. VAT:17.0%. Tax rebate rate:13.0%. Supervision conditions:AB(certificate of inspection for goods inward,certificate of inspection for goods outward). MFN tariff:6.5%. General tariff:30.0%

Frequently Asked Questions

What is the CAS number of Ethyl 2-(diphenoxyphosphoryl)acetate?

The CAS number of Ethyl 2-(diphenoxyphosphoryl)acetate is 16139-79-0.

What are the molecular formula and molecular weight of Ethyl 2-(diphenoxyphosphoryl)acetate?

Ethyl 2-(diphenoxyphosphoryl)acetate has molecular formula C16H17O5P and molecular weight 320.27700 g/mol.

What are the upstream and downstream products of Ethyl 2-(diphenoxyphosphoryl)acetate?

For Ethyl 2-(diphenoxyphosphoryl)acetate, Upstream Products: Diphenyl phosphite, Ethyl bromoacetate, Phenol; Downstream Products: Coumarin, 6-Nitrocoumarin, Ethyl dimethylphosphonoacetate.

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

Last updated: 11/3/2026

How to cite: Jingsj. "Ethyl 2-(diphenoxyphosphoryl)acetate (CAS 16139-79-0)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-46270-4 (accessed 2026-11-09).

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