Propaphos (Ref: NK-1158) |
![]() Last updated: 25/05/2018 |
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(Also known as: propafos) |
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An obsolete organophosphate insecticide that was used to control insect pests in rice crops. | |
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Green grasshoppers; Stem borers; Leaf hoppers | |
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Rice | |
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Obsolete | |
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1970, first reported |
UK regulatory status |
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Not approved | ||
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Not applicable | ||
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No UK approval for use |
EC Regulation 1107/2009 (repealing 91/414) |
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Not applicable | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||
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Not applicable | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||
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Also used in |
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Chemical structure |
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C₁₃H₂₁O₄PS | |
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CCCOP(=O)(OCCC)OC1=CC=C(C=C1)SC | |
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No data | |
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PWYIUEFFPNVCMW-UHFFFAOYSA-N | |
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InChI=1S/C13H21O4PS/c1-4-10-15-18(14,16-11-5-2)17-12-6-8-13(19-3)9-7-12/h6-9H,4-5,10-11H2,1-3H3 | |
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Yes |
General status |
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Insecticide | |
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Organophosphate | |
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Synthetic | |
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Cholinesterase inhibitor. Systemic with contact and stomach actions. | |
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7292-16-2 | |
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23717 | |
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304.34 | |
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4-(methylsulfanyl)phenyl dipropyl phosphate | |
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4-(methylthio)phenyl dipropyl phosphate | |
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4-(methylthio)phenyl dipropyl phosphate | |
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PAN Bad Actor Chemical; Marine Pollutant | |
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Not applicable | |
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Not applicable | |
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1B | |
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Not applicable | |
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Nilaparvata lugens, Rhizoglyphus robini | |
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Colourless liquid |
Formulations |
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125 | R4 R = Peer reviewed scientific publications at 25 °C4 = Verified data |
Moderate | ||||||||
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364 | V3 V = ChemID online databases / IPCS INCHEM (ChemID; IPCS INCHEM ) 3 = Unverified data of known source |
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174 | Q3 Q = Miscellaneous internet resources 3 = Unverified data of known source |
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4.68 X 1003 | Calculated | - | |||||||
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3.67 | R4 R = Peer reviewed scientific publications 4 = Verified data |
High | ||||||||
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1.150 | L3 L = Pesticide manuals and hard copy reference books / other sources 3 = Unverified data of known source |
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0.12 | R3 R = Peer reviewed scientific publications 3 = Unverified data of known source |
Low volatility | ||||||||
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2.92 X 10-04 | V3 V = ChemID online databases / IPCS INCHEM (ChemID; IPCS INCHEM ) 3 = Unverified data of known source |
Non-volatile | ||||||||
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Degradation |
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Soil adsorption and mobility |
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- | R2 R = Peer reviewed scientific publications 2 = Unverified data of unknown source |
Slightly mobile | |||||||
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Estimated | ||||||||||
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Fate indices |
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Cannot be calculated | - | - | |||||||||||||||||||||||||
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Other known metabolites |
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propaphos sulfoxide | - | Plant; Animal | - | - | |||||
proppaphos sulfone | - | Plant; Animal | - | - | |||||
4-(methylthio)phenol | - | Plant | - | - | |||||
4-(methylsulfinyl)phenol | - | Plant | - | - | |||||
4-(methylsulfonyl)phenol | - | - | - | - | |||||
1,4-benzenediol Note: Minor metabolite |
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4-hydroxythiophenol Note: Minor metabolite |
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61 | V3 V = ChemID online databases / IPCS INCHEM (ChemID; IPCS INCHEM ) Rat3 = Unverified data of known source |
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Toxic | L3 L = Pesticide manuals and hard copy reference books / other sources 3 = Unverified data of known source |
Toxic | ||||||||
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General |
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High (class III) | - | - | ||||||||
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61 | V3 V = ChemID online databases / IPCS INCHEM (ChemID; IPCS INCHEM ) Rat3 = Unverified data of known source |
High | ||||||||
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88.5 | V3 V = ChemID online databases / IPCS INCHEM (ChemID; IPCS INCHEM ) Rat3 = Unverified data of known source |
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Health issues |
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Respiratory depression, tightness in chest, wheezing, productive cough, fluid in lungs Highly toxic |
Handling issues |
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Combustable Containers may explode when heated Fire may produce irritating, corrosive and/or toxic gases Corrosive |
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Not classified: Obsolete | |||
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Not classified: Obsolete | |||
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Ib (Highly hazardous / Highly hazardous) | |||
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propaphos | ||
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propafos | ||
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Record last updated: | 25/05/2018 |
Contact: | aeru@herts.ac.uk |
Please cite as: | Lewis, K.A., Tzilivakis, J., Warner, D. and Green, A. (2016) An international database for pesticide risk assessments and management. Human and Ecological Risk Assessment: An International Journal, 22(4), 1050-1064. DOI: 10.1080/10807039.2015.1133242 |