Active ingredient: Fenvalerate

Other name: 'Sumicidin' (Sumitomo); 'Arfen' (Ramcides); 'Devifen' (Devidayal); 'Dufen' (Dhanuka); 'Fenkill' (United Phosphorus); 'Fenny' (Nagarjuna Agrichem); 'Fenval' (RPG); 'Kayvalerate' (Krishi Rasayan); 'Newfen' (Gharda)

Formulation: Fenvalerate 20% EC

IUPAC name: (RS)-α-cyano-3-phenoxybenzyl (RS)-2-(4-chlorophenyl)-3-methylbutyrate 

CAS No.: [51630-58-1] unstated stereochemistry

Molecular weight: 419.9

Molecular formula: C₂₅H₂₂ClNO₃

Structural formula:    

Mode of action: Non-systemic insecticide and acaricide with contact and stomach action.

Uses: Control of a wide range of pests, including those resistant to organochlorine, organophosphorus, and carbamate insecticides. Uses include control of chewing, sucking, and boring insects (particularly Lepidoptera, Diptera, Orthoptera, Hemiptera, and Coleoptera) in fruit, vines, olives, hops, nuts, vegetables, cucurbits, cotton, oilseed rape, sunflowers, alfalfa, cereals, maize, sorghum, potatoes, beet, peanuts, soya beans, tobacco, sugar cane, ornamentals, forestry, and on non-crop land. Used for control of flying and crawling insects in public health situations and in animal houses. Also used as an animal ectoparasiticide.