O,O-diethyl O-[6-methyl-2-(1-methylethyl)-4-pyrimidinyl] phosphorothioate

O,O-diethyl O-2-isopropyl-6-methylpyrimidin-4-yl phosphorothioate

C₁₂H₂₁N₂O₃PS

Form yellow liquid.

Boiling point 83-84℃/0.0002 mmHg.

Density 1.11 (20℃).

Solubility In water 60 mg/l (20℃). Completely miscible with common organic solvents, e.g. ethers, alcohols, benzene, toluene, hexane, cyclohexane, dichloromethane, acetone, petroleum oils.

Oral Acute oral LD50 for rats 1250, mice 80-135, guinea pigs 250-355 mg/kg.

Skin and eye Acute percutaneous LD50 for rats >2150, rabbits 540-650 mg/kg. Not an irritant (rabbits).

Inhalation LC50 (4 h) for rats >2330 mg/m3.

Control of sucking and chewing insects and mites on a very wide range of crops, including deciduous fruit trees, citrus fruit, vines, olives, bananas, pineapples, vegetables, potatoes, beet, sugar cane, coffee, cocoa, tea, tobacco, maize, sorghum, alfalfa, flax, cotton, rice, ornamentals, glasshouse crops, forestry, etc.; soil insects (by soil application); phorid and sciarid flies in mushroom cultivation; flies, lice, mites, fleas, cockroaches, bedbugs, ants, and other insect pests in animal houses and household use. Seed treatment for maize, for control of frit flies and also conferring bird-repellent properties. Also used as a veterinary ectoparasiticide.

Description: Light yellow liquid, free from visible extraneous matter;

Active Ingredient Content(w/w): ≥95%;

Water (w/w): ≤0.05%;

Acidity (as H₂SO₄)(w/w): ≤0.2%;

O,D-TEPP Content: ≤0.1%;

S,S-TEPP Content: ≤0.5%