Chemical name: O-2-diethylamino-6-methylpyrimidin-4-yl O,O-dimethyl phosphorothioate
CAS no.: 29232-93-7

Structural formula:

Molecular formula: C₁₁H₂₀N₃O₃PS
Physical & chemical property:
Physical State: Straw-coloured liquid
Melting point: 15-18°C
Density: 1.17 (20°C)
Solubility: In water 11(pH 5), 10 (pH 7), 9.7(pH 9) (all in mg/l, 20°C). Miscible with most organic solvents.
Stability: Hydrolysed by concentrated acids and alkalis; DT50 2-117d (pH range 4-9, most stable at pH 7). In sunlight, aqueous solution had DT50 <1h.
Specification: 92%TC
Uses: Broad-spectrum insecticide and acaricide with contact and respiratory action. Penetrates the leaf tissue and exhibits translaminar action. Control of a wide range of insects and mites in warehouses, stored grain, animal houses, domestic and industrial premises; chewing insects, sucking insects, boring insects, and mites on vegetables, ornamentals, bulb flowers, sugar cane, maize, sorghum, rice, citrus and other fruit, olives, vines, alfalfa, cereals, etc., and glasshouse pests (especially whitefly, thrips, mealybugs, aphids, and mites) on tomatoes, cucumbers, capsicums, aubergines, and other glasshouse crops.