Methylacetophos

Also known as: Acetic acid, 2-[(dimethoxyphosphinyl)thio]-, ethyl ester, Acetic acid, mercapto-, ethyl ester, S-ester with O,O-dimethyl phosphorothioate, Ethyl (dimethoxyphosphinoylthio)acetate, Ethyl 2-[(dimethoxyphosphinyl)thio]acetate, Ethyl 2-dimethoxyphosphorylsulfanylacetate, Ethyl [(dimethoxyphosphoryl)sulfanyl]acetate, Methyl acetophos, Methylacetaphos, O,O-Dimethyl S-(carboethoxymethyl) phosphorothioate, O,O-Dimethyl S-carboethoxymethyl thiophosphate, O,O-Dimethyl S-(ethoxycarbonyl)methyl phosphorothioate, O,O-Dimethyl-S-carbethoxymethyl-phosphorothioat (German), S-(Ethoxycarbonylmethyl) O,O-dimethyl phosphorothioate, Thiophosphorsaeure-S-ethoxycarbonylmethylester-di-O-methylester (German)

Methylacetophos (CAS 2088-72-4) is a compound in the Esters category listed in the Jingsj chemical database. It has the molecular formula C6H13O5PS and a molecular weight of 228.20300 g/mol. Key properties include a boiling point of 265.1ºC at 760mmHg, a density of 1.254g/cm3 and a flash point of 114.1ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.: 2088-72-4
Jingsj CID: J-1134450-8
Molecular Formula: C₆H₁₃O₅PS
Molecular Weight: 228.20300 g/mol
Category: Esters
Last updated: 8/21/2026

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Physicochemical Properties

Boiling Point	265.1ºC at 760mmHg
Density	1.254g/cm3
Flash Point	114.1ºC
Exact Mass	228.02200
PSA	96.94000
LogP	1.68360
Vapor Pressure	0.00933mmHg at 25°C
Refractive Index	1.461

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 Methylacetophos?

The CAS number of Methylacetophos is 2088-72-4.

What are the molecular formula and molecular weight of Methylacetophos?

Methylacetophos has molecular formula C6H13O5PS and molecular weight 228.20300 g/mol.

What are the upstream and downstream products of Methylacetophos?

For Methylacetophos, Upstream Products: Dimethyl phosphonate, Trimethyl phosphite, ethyl chloroacetate.

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

Last updated: 8/21/2026

How to cite: Jingsj. "Methylacetophos (CAS 2088-72-4)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1134450-8 (accessed 2026-11-06).

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