:Quinalphos
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| ImageFile = Quinalphos.svg
| ImageAlt =
| PIN = O,O-Diethyl O-(quinoxalin-2-yl) phosphorothioate
| OtherNames = O,O-diethyl O-quinoxalin-2-yl phosphorothioate; Diethquinalphion; Diethquinalphione
|Section1={{Chembox Identifiers
| CASNo = 13593-03-8
| CASNo_Ref = {{cascite|correct|}}
| UNII_Ref = {{fdacite|correct|FDA}}
| UNII = 26S837727Y
| PubChem = 26124
| ChemSpiderID = 24335
| SMILES = CCOP(=S)(OCC)OC1=NC2=CC=CC=C2N=C1
| InChI = 1/C12H15N2O3PS/c1-3-15-18(19,16-4-2)17-12-9-13-10-7-5-6-8-11(10)14-12/h5-9H,3-4H2,1-2H3
| InChIKey = JYQUHIFYBATCCY-UHFFFAOYAW
| StdInChI = 1S/C12H15N2O3PS/c1-3-15-18(19,16-4-2)17-12-9-13-10-7-5-6-8-11(10)14-12/h5-9H,3-4H2,1-2H3
| StdInChIKey = JYQUHIFYBATCCY-UHFFFAOYSA-N
| SMILES2 = S=P(OCC)(OCC)Oc1nc2ccccc2nc1
}}
|Section2={{Chembox Properties
| C=12|H=15|N=2|O=3|P=1|S=1
| Appearance = Reddish-brown liquid
| Density =
| MeltingPtC = 31
| BoilingPt =
| Solubility = 17.8 mg/L at 22 °C
}}
|Section3={{Chembox Hazards
| MainHazards =
| FlashPt =
| AutoignitionPt =
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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.[http://cibrc.nic.in/list_sched.htm Central Insecticides Board & Registration Committee. 'List of Insecticides'.] Ranked 'moderately hazardous' in World Health Organization's (WHO) acute hazard ranking, use of quinalphos, 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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