IUPAC name
O,O-Diethyl O-2-quinoxalinyl phosphorothioate
Other names
O,O-diethyl O-quinoxalin-2-yl phosphorothioate; Diethquinalphion; Diethquinalphione
13593-03-8 YesY
3D model (Jmol) Interactive image
Interactive image
ChemSpider 24335
ECHA InfoCard 100.033.650
PubChem 26124
Molar mass 298.30 g·mol−1
Appearance Reddish-brown liquid
Melting point 31 °C (88 °F; 304 K)
17.8 mg/L at 22 °C
Except where otherwise noted, data are given for materials in their standard state (at 25 °C [77 °F], 100 kPa).
Infobox references

Quinalphos is an organothiophosphate chemical chiefly used as a pesticide. It is a reddish-brown liquid. The chemical formula is C12H15N2O3PS, and IUPAC name O,O-diethyl O-quinoxalin-2-yl phosphorothioate.[1][2] Ranked 'moderately hazardous' in World Health Organization's (WHO) acute hazard ranking, use of quinalphos is either banned or restricted in most nations.[3] Quinalphos, which is classified as a yellow label (highly toxic) pesticide in India, is widely used in the following crops: wheat, rice, coffee, sugarcane, and cotton.


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