Vamidothion

蚜灭多

Also known as: Kilval, Trucidor, Vamidoate, NPH 83, RP 10465, O,O-Dimethyl S-[2-(1-methyl-2-methylamino-2-oxoethylthio)ethyl] phosphorothioate, O,O-Dimethyl S-(2-{[1-(methylamino)-1-oxopropan-2-yl]sulfanyl}ethyl) phosphorothioate, Phosphorothioic acid, O,O-dimethyl S-[2-[[1-methyl-2-(methylamino)-2-oxoethyl]thio]ethyl] ester

Vamidothion (CAS 2275-23-2) is a compound in the Organic Compounds category listed in the Jingsj chemical database. It has the molecular formula C8H18NO4PS2 and a molecular weight of 287.337 g/mol. It is also known as Kilval, Trucidor and Vamidoate. Key properties include a melting point of 43ºC, a density of 1.2±0.1 g/cm3 and a flash point of 2 °C. GHS signal word: Danger. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.: 2275-23-2
Jingsj CID: J-1308309-4
Molecular Formula: C₈H₁₈NO₄PS₂
Chinese Name: 蚜灭多
Molecular Weight: 287.337 g/mol
Category: Organic Compounds
Last updated: 8/21/2026

No offers for this compound yet.

Request a quote

Physicochemical Properties

Melting Point	43ºC
Density	1.2±0.1 g/cm3
Flash Point	2 °C

GHS Safety & Compliance

Flammable / IrritantSignal word: Danger

Frequently Asked Questions

What is the CAS number of Vamidothion?

The CAS number of Vamidothion is 2275-23-2.

What are the molecular formula and molecular weight of Vamidothion?

Vamidothion has molecular formula C8H18NO4PS2 and molecular weight 287.337 g/mol.

Is Vamidothion hazardous?

Vamidothion has GHS signal word Danger.

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

Last updated: 8/21/2026

How to cite: Jingsj. "Vamidothion (CAS 2275-23-2)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1308309-4 (accessed 2026-10-25).

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