Resmethrin (Ref: OMS 1206) |
![]() Last updated: 05/01/2021 |
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(Also known as: synthrin; OMS 1800; FMC 17370; SBP-1382) |
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A broad spectrum insecticide effective against a wide range of crawling and flying pests | |
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Mosquitoes; Fleas; House flies; Blackflies; Gnats; Fruit flies; Wasps; Hornets; Coachroaches; Crickets; Ants; Carpet beetles | |
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Residences and other buildings; Landscapes; Muschroom houses; Industrial sites; Store produce; Fabric protection | |
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Current | |
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1967, first produced; 1969, first marketed in Japan |
UK regulatory status |
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Not approved | ||
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Expired | ||
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No UK approval for use |
EC Regulation 1107/2009 (repealing 91/414) |
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Not approved | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||
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Not applicable | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||
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Expired | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||
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Yes | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||
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Also used in |
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USA |
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Chemical structure |
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A chiral molecule. The technical material is an isomeric mixture of four optical isomers: [1R, trans]-, [1R, cis]-, [1S, trans]- and [1S, cis]- in roughly the ration 4:1:4:1. | |
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C₂₂H₂₆O₃ | |
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CC(=CC1C(C1(C)C)C(=O)OCC2=COC(=C2)CC3=CC=CC=C3)C | |
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No data | |
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VEMKTZHHVJILDY-UHFFFAOYSA-N | |
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InChI=1S/C22H26O3/c1-15(2)10-19-20(22(19,3)4)21(23)25-14-17-12-18(24-13-17)11-16-8-6-5-7-9-16/h5-10,12-13,19-20H,11,14H2,1-4H3 | |
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Yes |
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Common Name | Relationship | Link |
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resmethrin | - | ![]() |
General status |
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Insecticide | |
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Pyrethroid | |
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Synthetic | |
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Non-systemic with contact action. Sodium channel modulator. | |
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10453-86-8 | |
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233-940-7 | |
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268 | |
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097801 | |
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5053 | |
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338.4 | |
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(5-benzylfuran-3-yl)methyl (1E,3E)-2,2-dimethyl-3-(2-methylprop-1-en-1-yl)cyclopropane-1-carboxylate | |
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5-benzyl-3-furylmethyl (1RS,3RS;1RS,3SR)-2,2-dimethyl-3-(2-methylprop-1-enyl)cyclopropanecarboxylate | |
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[5-(phenylmethyl)-3-furanyl]methyl 2,2-dimethyl-3-(2-methyl-1-propenyl)cyclopropanecarboxylate | |
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- | |
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- | |
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Not applicable | |
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Not applicable | |
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3A | |
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Not applicable | |
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Blattella germanica, Culex quinquefasciatus, Musca domestica, Plutella xylostella, Trialeurodes vaporariorum | |
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Off-white to tan solid | |
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Formulations |
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Usually formulated as an emulsifiable concentrate, emulsion or ULV |
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0.01 | G4 G = Extension Toxicology network database EXTOXNET (click here ) 4 = Verified data |
Low | ||||||||
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56.5 | L3 L = Pesticide manuals and hard copy reference books / other sources 3 = Unverified data of known source |
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Decomposes before boiling | L3 L = Pesticide manuals and hard copy reference books / other sources 3 = Unverified data of known source |
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180 | L3 L = Pesticide manuals and hard copy reference books / other sources 3 = Unverified data of known source |
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129 | L3 L = Pesticide manuals and hard copy reference books / other sources 3 = Unverified data of known source |
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2.69 X 1005 | Calculated | - | |||||||
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5.43 | L3 L = Pesticide manuals and hard copy reference books / other sources 3 = Unverified data of known source |
High | ||||||||
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0.96 | L3 L = Pesticide manuals and hard copy reference books / other sources 3 = Unverified data of known source |
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0.0015 | G4 G = Extension Toxicology network database EXTOXNET (click here ) 4 = Verified data |
Low volatility | ||||||||
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8.93 X 10-02 | L3 L = Pesticide manuals and hard copy reference books / other sources 3 = Unverified data of known source |
Non-volatile | ||||||||
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Degradation |
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30 | G4 G = Extension Toxicology network database EXTOXNET (click here ) 4 = Verified data |
Moderately persistent | |||||||
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Best available data | ||||||||||
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485 | F2 F = U.S. EPA ECOTOX database / U.S. EPA pesticide fate database / Miscellaneous WHO documents (US EPA Databases Related to Pesticide Risk Assessment ) 2 = Unverified data of unknown source |
Very persistent | |||||||
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Soil adsorption and mobility |
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- | G3 G = Extension Toxicology network database EXTOXNET (click here ) 3 = Unverified data of known source |
Non-mobile | |||||||
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100000 | ||||||||||
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Fate indices |
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-1.48 | Calculated | Low leachability | ||||||||||||||||||||||||||
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5.35 X 10-03 | Calculated | - | |||||||||||||||||||||||||
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Estimated concentrations of chemicals with Koc values greater than 9995 ml g⁻¹ are beyond the scope of the regression data used in SCI-GROW development. If there are concerns for such chemicals, a higher tier groundwater exposure assessment should be considered, regardless of the concentration returned by SCI-GROW | ||||||||||||||||||||||||||||
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Medium | Calculated | - | ||||||||||||||||||||||||||
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Non-mobile | Calculated | - |
Key metabolites |
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Soil | - | - | |||||
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Soil | - | - | |||||
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Soil | - | - |
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68 | Q3 Q = Miscellaneous internet resources 3 = Unverified data of known source |
Low potential | |||||||
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Not available | - | |||||||||
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> 2500 | G4 G = Extension Toxicology network database EXTOXNET (click here ) Rat4 = Verified data |
Low | ||||||||
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- | L3 L = Pesticide manuals and hard copy reference books / other sources Rat3 = Unverified data of known source |
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3000 | - | |||||||||
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> 2000 | G4 G = Extension Toxicology network database EXTOXNET (click here ) Phasianidae4 = Verified data |
Low | ||||||||
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0.017 | L3 L = Pesticide manuals and hard copy reference books / other sources Lepomis macrochirus3 = Unverified data of known source |
High | ||||||||
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0.00032 | P3 P = Other governments and regulators Oncorhynchus mykiss surival3 = Unverified data of known source |
High | ||||||||
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0.0037 | L3 L = Pesticide manuals and hard copy reference books / other sources Daphnia magna3 = Unverified data of known source |
High | ||||||||
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1.6 | K3 K = Research datasets, e.g. Pandora, Demetra Unknown species3 = Unverified data of known source |
Moderate | ||||||||
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0.063 | G4 G = Extension Toxicology network database EXTOXNET (click here ) 4 = Verified data |
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General |
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High (class III) | - | - | ||||||||
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> 2500 | G4 G = Extension Toxicology network database EXTOXNET (click here ) Rat4 = Verified data |
Low | ||||||||
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3000 | L3 L = Pesticide manuals and hard copy reference books / other sources Rat3 = Unverified data of known source |
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9.49 | L3 L = Pesticide manuals and hard copy reference books / other sources Rat3 = Unverified data of known source |
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0.125 | L3 L = Pesticide manuals and hard copy reference books / other sources 3 = Unverified data of known source |
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0.03 | A5 A = EU regulatory and evaluation data as published by EC, EFSA (RAR, DAR & Conclusion dossiers), EMA (e.g. EU Annex III PIC DGD) (EU - Pesticides database; EFSA Scientific Publications ) 5 = Verified data used for regulatory purposes |
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Health issues |
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Potential thyroid toxicant USEPA - probable human carcinogen Endocrine issues - Binding to sex hormone |
Handling issues |
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Prevent generation of dust IMDG Transport Code is usually 9 |
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Health: H302 Environment: H400, H410 |
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Xn - Harmful: R22 N - Dangerous for the environment: R50, R53 |
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S2, S60, S61 | |||
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III (Slightly hazardous) | |||
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Usually 3082 | |||
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Packaging Group III (minor danger) |
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resmethrin | ||
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resméthrine | ||
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Resmethrin | ||
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resmethrin | ||
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resmetrin | ||
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resmetrin | ||
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resmethrin | ||
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resmetryna | ||
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resmetrine |
Record last updated: | 05/01/2021 |
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 |