Propetamphos (Ref: OMS 1502) |
Last updated: 22/08/2024 |
(Also known as: safrotin; SAN 521391) |
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An obsolete organophosphate insecticide and acaricide | |
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Current | |
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circa 1975, introduced | |
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Mainly used to control cockroaches, flies, ants, ticks, moths, fleas and mosquitoes in livestock situations | |
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Sheep |
Approval status |
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Not approved | |
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Not approved |
Chemical structure |
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Propetamophos is a chiral molecule. The technical material tends to consist of 4 isomer: 2 geometric isomers (cis & trans) and 2 optical isomers (S- and R-). The S-form is the dominate isomer and usually exceeds 90% of the techinal material. | |
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C₁₀H₂₀NO₄PS | |
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CCNP(=S)(OC)OC(=CC(=O)OC(C)C)C | |
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CCNP(=S)(OC)O/C(=C/C(=O)OC(C)C)/C | |
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BZNDWPRGXNILMS-VQHVLOKHSA-N | |
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InChI=1S/C10H20NO4PS/c1-6-11-16(17,13-5)15-9(4)7-10(12)14-8(2)3/h7-8H,6H2,1-5H3,(H,11,17)/b9-7+/f/h11H | |
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Yes |
General status |
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Insecticide, Acaricide, Antiparasitic, Sheep dip | |
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Organophosphate insecticide; Organophosphate acaricide; Phosphoramidothioate insecticide; Phosphoramidothioate acaricide | |
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- | |
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Synthetic | |
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Contact and stomach action with long residual activity; Acetylcholinesterase (AChE) inhibitor. | |
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[Cholinesterase, Inhibitor] | |
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31218-83-4 | |
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250-517-2 | |
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394 | |
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113601 | |
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5372405 | |
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015-136-00-6 | |
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Antiparasitic products, insecticides & repellents: Ecoparasiticides, insecticides & repellents | |
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QP53AF09 | |
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No | |
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- | |
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281.31 | |
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- | |
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(RS)-[(E)-O-2-isopropoxycarbonyl-1-methylvinyl O-methyl ethylphosphoramidothioate] | |
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1-methylethyl (2E)-3-[[(ethylamino)methoxyphosphinothioyl]oxy]-2-butenoate | |
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Marine, Surface and Groundwater Pollutant; PAN listed Highly Hazardous Chemical | |
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UK non-statutory standard for the protection of aquatic life: freshwater and saltwater annual average; 0.03 µg l⁻¹, max acceptable conc: 0.1 µg l⁻¹ | |
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Oily yellow liquid |
Formulations |
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110 | G4 G = Extension Toxicology network database EXTOXNET. Available online but no longer updated. (click here ) at 24 °C4 = Verified data |
Moderate | ||||||||
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Miscible | L3 L = Pesticide manuals and hard copy reference books / other sources Ethanol3 = Unverified data of known source |
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Miscible | L3 L = Pesticide manuals and hard copy reference books / other sources Methanol3 = Unverified data of known source |
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Miscible | L3 L = Pesticide manuals and hard copy reference books / other sources Xylene3 = Unverified data of known source |
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Miscible | L3 L = Pesticide manuals and hard copy reference books / other sources Hexane3 = Unverified data of known source |
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Not applicable | L3 L = Pesticide manuals and hard copy reference books / other sources 3 = Unverified data of known source |
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87 | L3 L = Pesticide manuals and hard copy reference books / other sources 3 = Unverified data of known source |
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6.61 X 1003 | Calculated | - | |||||||
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3.82 | L3 L = Pesticide manuals and hard copy reference books / other sources 3 = Unverified data of known source |
High | ||||||||
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1.13 | L3 L = Pesticide manuals and hard copy reference books / other sources 3 = Unverified data of known source |
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13.67 | L3 L = Pesticide manuals and hard copy reference books / other sources 3 = Unverified data of known source |
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Strong base | |||||||||||
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1.9 | G4 G = Extension Toxicology network database EXTOXNET. Available online but no longer updated. (click here ) 4 = Verified data |
Low volatility. If applied directly to plants or soil, drift is a concern & mitigation is advisable | ||||||||
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4.87 X 10-03 | V3 V = ChemID Online Databases; Chemspider; PubChem. (ChemID ) 3 = Unverified data of known source |
Non-volatile | ||||||||
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1.495 | L3 L = Pesticide manuals and hard copy reference books / other sources 3 = Unverified data of known source |
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- |
Degradation |
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20 | S1 S = Expert judgement 1 = Estimated data with little or no verification |
Non-persistent | |||||||
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30 | F3 F = U.S. EPA ECOTOX database / U.S. EPA pesticide fate database / Miscellaneous WHO documents / FAO data, IPCS INCHEM data (US EPA Databases Related to Pesticide Risk Assessment ) 3 = Unverified data of known source |
Moderately persistent | ||||||||
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Best available data | ||||||||||
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Stable | L3 L = Pesticide manuals and hard copy reference books / other sources 3 = Unverified data of known source |
Stable | |||||||
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120 | C4 C = AGRITOX dataset. Dataset is no longer available. 4 = Verified data |
Persistent | |||||||
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Other data: DT₅₀ 11 days at pH 3, 1 year at pH 6, 41 days at pH 9, all at 25 °C (L3) | ||||||||||
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As this parameter is not normally measured directly, a surrogate measure is used: ‘Photochemical oxidative DT₅₀’. Where data is available, this can be found in the Fate Indices section below. | ||||||||||
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Soil adsorption and mobility |
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- | F3 F = U.S. EPA ECOTOX database / U.S. EPA pesticide fate database / Miscellaneous WHO documents / FAO data, IPCS INCHEM data (US EPA Databases Related to Pesticide Risk Assessment ) 3 = Unverified data of known source |
Moderately mobile | |||||||
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330 | ||||||||||
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Best available data | ||||||||||
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Fate indices |
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2.19 | Calculated | Transition state | ||||||||||||||||||||||||||
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352 | Q2 Q = Miscellaneous data from online sources Estimated2 = Unverified data of unknown source |
Threshold for concern | |||||||||||||||||||||||||
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Not available | - |
Known metabolites |
None
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Terrestrial ecotoxicology |
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75 | G4 G = Extension Toxicology network database EXTOXNET. Available online but no longer updated. (click here ) Rat4 = Verified data |
High | ||||||||
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- | L2 L = Pesticide manuals and hard copy reference books / other sources Rat 2 yr2 = Unverified data of unknown source |
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6 | - | |||||||||
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45 | G4 G = Extension Toxicology network database EXTOXNET. Available online but no longer updated. (click here ) Anas platyrhynchos4 = Verified data |
High | ||||||||
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Aquatic ecotoxicology |
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4.6 | L3 L = Pesticide manuals and hard copy reference books / other sources Oncorhynchus mykiss3 = Unverified data of known source |
Moderate | ||||||||
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0.015 | L3 L = Pesticide manuals and hard copy reference books / other sources Daphnia magna3 = Unverified data of known source |
High | ||||||||
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0.0001 | P3 P = Other non-EU, UK or US Governments and Regulators Daphnia magna3 = Unverified data of known source |
High | ||||||||
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2.9 | L3 L = Pesticide manuals and hard copy reference books / other sources Pseudokirchneriella subcapitata3 = Unverified data of known source |
Moderate | ||||||||
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General |
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High (class III) | - | - | ||||||||
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75 | G4 G = Extension Toxicology network database EXTOXNET. Available online but no longer updated. (click here ) Rat4 = Verified data |
High | ||||||||
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2260 | L3 L = Pesticide manuals and hard copy reference books / other sources Rat3 = Unverified data of known source |
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0.69 | L3 L = Pesticide manuals and hard copy reference books / other sources Rat3 = Unverified data of known source |
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List I; List II | - | - | ||||||||
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In mammals it is completely metabolised and excreted via urine and exhaled air | R3 R = Peer reviewed scientific publications 3 = Unverified data of known source |
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Health issues |
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No further information available |
Handling issues |
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IMDG Transport Hazard Class 6.1 | |||
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Health: H301 Environment: H400, H410 |
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Ib (Highly hazardous) | |||
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UN3018 | |||
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propetamphos | ||
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propetamphos | ||
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Propetamphos | ||
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propetamphos | ||
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propetamfos | ||
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propetamfos | ||
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propetamphos | ||
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propetamfos | ||
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- | ||
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- | ||
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- |
Record last updated: | 22/08/2024 |
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 |