Dimetilan (Ref: ENT 25922) |
Last updated: 24/07/2024 |
(Also known as: dimetilane; OMS 479) |
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An obsolete carbamate insecticide | |
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Considered obsolete but may be available in some countries | |
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1954, first reported | |
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Used to control flying insect pests irritating livestock | |
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Farmed livestock |
Approval status |
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Not approved | |
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Not approved |
Chemical structure |
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C₁₀H₁₆N₄O₃ | |
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CC1=CC(=NN1C(=O)N(C)C)OC(=O)N(C)C | |
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No data | |
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RDBIYWSVMRVKSG-UHFFFAOYSA-N | |
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InChI=1S/C10H16N4O3/c1-7-6-8(17-10(16)13(4)5)11-14(7)9(15)12(2)3/h6H,1-5H3 | |
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Yes |
General status |
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Insecticide | |
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Carbamate insecticide | |
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Synthetic | |
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Stomach action. Acetylcholinesterase (AchE) inhibitor. | |
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[Cholinesterase, Inhibitor] | |
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644-64-4 | |
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211-420-0 | |
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090101 | |
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None allocated | |
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No | |
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240.26 | |
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1-dimethylcarbamoyl-5-methylpyrazol-3-yl dimethylcarbamate | |
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1-[(dimethylamino)carbonyl]-5-methyl-1H-pyrazol-3-yl dimethylcarbamate | |
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PAN Bad Actor Chemical | |
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A yellow to reddish-brown solid |
Formulations |
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208000 | V3 V = ChemID Online Databases; Chemspider; PubChem. (ChemID ) 3 = Unverified data of known source |
High | ||||||||
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68 | L3 L = Pesticide manuals and hard copy reference books / other sources 3 = Unverified data of known source |
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200 | L3 L = Pesticide manuals and hard copy reference books / other sources 3 = Unverified data of known source |
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1.86 X 1000 | Calculated | - | |||||||
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0.27 | V3 V = ChemID Online Databases; Chemspider; PubChem. (ChemID ) 3 = Unverified data of known source |
Low | ||||||||
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12.90 | V3 V = ChemID Online Databases; Chemspider; PubChem. (ChemID ) 3 = Unverified data of known source |
Highly volatile. If applied directly to plants or soil, drift is a concern & mitigation is advisable | ||||||||
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Degradation |
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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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Fate indices |
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Known metabolites |
None
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Terrestrial ecotoxicology |
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> 60 | L3 L = Pesticide manuals and hard copy reference books / other sources Rat3 = Unverified data of known source |
High | ||||||||
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27.20 | R4 R = Peer reviewed scientific publications median of 4 species4 = Verified data |
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Aquatic ecotoxicology |
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General |
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High (class III) | - | - | ||||||||
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> 60 | L3 L = Pesticide manuals and hard copy reference books / other sources Rat3 = Unverified data of known source |
High | ||||||||
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600 | V3 V = ChemID Online Databases; Chemspider; PubChem. (ChemID ) Rat3 = Unverified data of known source |
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Intraperitoneal LD₅₀ = 12 mg kg⁻¹ | V3 V = ChemID Online Databases; Chemspider; PubChem. (ChemID ) Mouse3 = Unverified data of known source |
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Subcutaneous LD₅₀ = 4.0 mg kg⁻¹ | V3 V = ChemID Online Databases; Chemspider; PubChem. (ChemID ) Mouse3 = Unverified data of known source |
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Highly toxic by ingestion and via skin contact | ||||||||||
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The main route of excretion is urinary | V3 V = ChemID Online Databases; Chemspider; PubChem. (ChemID ) 3 = Unverified data of known source |
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Health issues |
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May cuase pulmonary edema, dyspnea, respiratory depression, or respiratory arrest Highly toxic |
Handling issues |
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Will emit toxic fumes of nitrogen oxides on decomposition Incompatible with strong acids and bases IMDG Transport Hazard Class 6,1 |
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Not classified: Obsolete (Not classified: Obsolete) | |||
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UN2757 | |||
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dimetilan | ||
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Record last updated: | 24/07/2024 |
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 |