Thiometon

甲基乙拌磷

Also known as: Dithiometasystox, Dithiomethon, Ekatin, M-81, Intrathion, Intration, S-2-ethylthioethyl O,O-dimethyl phosphorodithioate, S-[2-(ethylthio)ethyl] O,O-dimethyl phosphorodithioate, 2-ethylsulfanylethylsulfanyl-dimethoxy-sulfanylidene-λ5-phosphane, Dithiophosphorsaeure-S-(2-aethylmercapto-aethylester)-O,O'-dimethylester

Thiometon (CAS 640-15-3) is a compound in the Organic Compounds category listed in the Jingsj chemical database. It has the molecular formula C6H15O2PS3 and a molecular weight of 246.35100 g/mol. It is also known as Dithiometasystox, Dithiomethon and Ekatin. Key properties include a melting point of 19 °C, a boiling point of 111~120(0.0133kPa), a density of 1.209 and a flash point of 70 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
640-15-3
Jingsj CID
J-30146-4
Molecular Formula
C6H15O2PS3
Chinese Name
甲基乙拌磷
Molecular Weight
246.35100 g/mol
Category
Organic Compounds
Last updated
8/21/2026

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Physicochemical Properties

Melting Point19 °C
Boiling Point111~120(0.0133kPa)
Density1.209
Flash Point70 °C

Frequently Asked Questions

What is the CAS number of Thiometon?

The CAS number of Thiometon is 640-15-3.

What are the molecular formula and molecular weight of Thiometon?

Thiometon has molecular formula C6H15O2PS3 and molecular weight 246.35100 g/mol.

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

Last updated:

How to cite: Jingsj. "Thiometon (CAS 640-15-3)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-30146-4 (accessed 2026-10-22).

Data for reference only; verify specifications, grades and regulatory status with suppliers before purchase.