Product Name

Cyfluthrin

Function

Insecticide

Specification

92%Tech, 25g/l EC, 25G/L EW

Chemical Name

cyano(4-fluoro-3-phenoxyphenyl)methyl 3-(2,2-dichloroethenyl)-2,2-dimethylcyclopropanecarboxylate (unstated stereochemistry)

CAS No.

68359-37-5

Empirical Formula

C22H18Cl2FNO3

Toxicology

Oral Acute oral LD50 for rats c. 500 mg/kg (in xylol), c. 900 mg/kg (PEG 400), c. 20 mg/kg (water/cremophor); for dogs >100 mg/kg.  Skin and eye Acute percutaneous LD50 (24 h) for male and female rats >5000 mg/kg. Non-irritating to skin; mildly irritating to eyes (rabbits).  Inhalation LC50 (4 h) for male and female rats 0.5 mg/l air (aerosol).  NOEL (2 y) for rats 50, mice 200 mg/kg diet; (1 y) for dogs 160 mg/kg diet.  ADI 0.02 mg/kg b.w. [1997] (JECFA evaluation); (JMPR) 0.02 mg/kg b.w. [1987].  Toxicity class WHO (a.i.) II; EPA (formulation) II  EC classification T+; R28| T; R23| N; R50, R53

Applications

Mode of action Non-systemic insecticide with contact and stomach action. Acts on the nervous system, with rapid knockdown and long residual activity.  Uses An insecticide effective against many pests, especially Lepidoptera, Coleoptera, Homoptera and Hemiptera on cereals, cotton, fruit and vegetables; also against migratory locusts and grasshoppers. For agricultural uses, applied at 15-40 g/ha. Used against Blattellidae, Culicidae and Muscidae in public health situations, stored products, domestic use and animal health. It has a rapid knockdown effect and long-lasting residual activity. Formulation types AE; EC; EO; ES; EW; GR; UL; WP.