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Chemical Identification
Common Name
Transfluthrin
中文通用名
四氟苯菊酯
IUPAC
2,3,5,6-tetrafluorobenzyl (1R,3S)-3-(2,2-dichlorovinyl)-2,2-dimethylcyclopropanecarboxylate
or
2,3,5,6-tetrafluorobenzyl (1R)-trans-3-(2,2-dichlorovinyl)-2,2-dimethylcyclopropanecarboxylate
CAS
(2,3,5,6-tetrafluorophenyl)methyl (1R,3S)-3-(2,2-dichloroethenyl)-2,2-dimethylcyclopropanecarboxylate
CAS No.
118712-89-3
Molecular Formula
C15H12Cl2F4O2
Molecular Structure
Category
Activity
Transfluthrin is a fast acting insecticide. It is used in household and hygiene products, mainly against flying insects, such as mosquitoes and flies, but also against material pests, such as moths
Formulation
AE = Aerosol dispenser
Premix
PERMETHRIN+TRANSFLUTHRIN
Physical Properties
Molecular weight:371.2; Physical form:Colourless crystals. Density:1.5072 g/cm3 (23 °C); Composition:Tech. is ×92%. Melting point:32 °C; Vapour pressure:4.0 × 10-1 mPa(20 °C); Henry constant:2.60 Pa m3 mol-1 ( calc.); Partition coefficient(n-octanol and water):logP = 5.46 (20 °C); Solubility:In water 5.7 × 10-5 g/l (20 °C). In organic solvents >200 g/l.; Stability:No decomposition after 5 h at 200 °C. DT50 in pure water (25 °C) >1 y ( pH 5), >1 y ( pH 7), 14 d ( pH 9).;
Toxicology
Oral:Acute oral LD50 for male and female rats >5000, male mice 583, female mice 688, hens >5000 mg/kg. Percutaneous:Acute percutaneous LD50 (24 h) for male and female rats >5000 mg/kg. Inhalation: LC50 (4 h) for male and female rats >513 mg/m3 air. ADI:0.0075 mg/kg b.w.
Environmental Profile
Ecotoxicology: 
Algae: EC50 (96 h) for Scenedesmus subspicatus >0.1 mg/l.Birds:Acute oral LD50 for Virginian tree quail (Colinus virginianus) and canary birds (Serinus canarius) >2000 mg/kg.Daphnia: LC50 (48 h) 0.0017 mg/l.Fish: LC50 (96 h) for golden orfe 1.25, rainbow trout 0.7 µg/l. 

Environmental fate: 
Animals:Tetrafluorobenzoic acid and the glucuronate of tetrafluorobenzyl alcohol are formed.Soil:In aquatic ecosystems, tetrafluorobenzyl alcohol and tetrafluorobenzoic acid are formed. DT50 in water 2 d (in light), 8 d (in dark).
Transport Information
Hazard Class:III(Slightly hazardous)

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