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Acetophos

Also known as: Acetophos, ACETOXON, Acetaphos, Acetofos, O,O-Diethyl S-carboethoxymethyl thiophosphate, O,O-Diethyl S-ethoxycarbonylmethyl phosphorothioate, S-(ethoxycarbonylmethyl) O,O-diethyl phosphorothioate, S-ethoxycarbonylmethyl diethyl phosphorothioate, Thiophosphorsaeure-S-aethoxycarbonylmethylester-O,O'-diaethylester, diethoxyphosphorylsulfanyl-acetic acid ethyl ester, ethyl (diethoxyphosphinoylthio)acetate, ethyl 2-[(diethoxyphosphinyl)thio]acetate, ethyl 2-diethoxyphosphorylsulfanylacetate, ethyl [(diethoxyphosphoryl)sulfanyl]acetate, Ethyl ((diethoxyphosphinyl)thio)acetate

Acetophos (CAS 2425-25-4) is a compound in the Esters category listed in the Jingsj chemical database. It has the molecular formula C8H17O5PS and a molecular weight of 256.25600 g/mol. Key properties include a boiling point of 299.8ºC at 760mmHg, a density of 1.192g/cm3 and a flash point of 135.1ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
2425-25-4
Jingsj CID
J-1168723-8
Molecular Formula
C8H17O5PS
Molecular Weight
256.25600 g/mol
Category
Esters
Last updated
8/21/2026
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Physicochemical Properties

Boiling Point299.8ºC at 760mmHg
Density1.192g/cm3
Flash Point135.1ºC
Exact Mass256.05300
PSA96.94000
LogP2.46380
Vapor Pressure0.00116mmHg at 25°C
Refractive Index1.463

Frequently Asked Questions

What is the CAS number of Acetophos?

The CAS number of Acetophos is 2425-25-4.

What are the molecular formula and molecular weight of Acetophos?

Acetophos has molecular formula C8H17O5PS and molecular weight 256.25600 g/mol.

What are the upstream and downstream products of Acetophos?

For Acetophos, Upstream Products: Diethyl phosphite, Ethyl diazoacetate, Diethyl chlorothiophosphate; Downstream Products: ethyl trans-2-octenoate, Ethyl trans-2-decenoate, Ethyl (E)-3-cyclohexyl-2-propenoate.

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

Last updated:

How to cite: Jingsj. "Acetophos (CAS 2425-25-4)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1168723-8 (accessed 2026-11-06).

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