Methyl [(dimethoxyphosphinothioyl)thio]acetate

Also known as: O,O-Dimethyl S-(methoxycarbonylmethyl) dithiophosphate, Methyl 2-(dimethoxyphosphinothioylthio)acetate, O,O-Dimethyl S-methoxycarbonylmethyl phosphorodithioate, Dimethoate intermediate, [(Dimethoxyphosphinothioyl)thio]acetic acid methyl ester

Methyl [(dimethoxyphosphinothioyl)thio]acetate (CAS 757-86-8) is a compound in the Esters category listed in the Jingsj chemical database. It has the molecular formula C5H11O4PS2 and a molecular weight of 230.24200 g/mol. Key properties include a boiling point of 258.7ºC at 760 mmHg, a density of 1.328 g/cm3 and a flash point of 110.3 kJ/mol. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.: 757-86-8
Jingsj CID: J-26837-6
Molecular Formula: C₅H₁₁O₄PS₂
Molecular Weight: 230.24200 g/mol
Category: Esters
Last updated: 8/21/2026

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Physicochemical Properties

Boiling Point	258.7ºC at 760 mmHg
Density	1.328 g/cm3
Flash Point	110.3 kJ/mol
Exact Mass	229.98400
PSA	111.96000
LogP	2.06050
Refractive Index	1.519

Frequently Asked Questions

What is the CAS number of Methyl [(dimethoxyphosphinothioyl)thio]acetate?

The CAS number of Methyl [(dimethoxyphosphinothioyl)thio]acetate is 757-86-8.

What are the molecular formula and molecular weight of Methyl [(dimethoxyphosphinothioyl)thio]acetate?

Methyl [(dimethoxyphosphinothioyl)thio]acetate has molecular formula C5H11O4PS2 and molecular weight 230.24200 g/mol.

What are the upstream and downstream products of Methyl [(dimethoxyphosphinothioyl)thio]acetate?

For Methyl [(dimethoxyphosphinothioyl)thio]acetate, Downstream Products: Dimethoate, Methanol.

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. "Methyl [(dimethoxyphosphinothioyl)thio]acetate (CAS 757-86-8)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-26837-6 (accessed 2026-11-06).

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