【chemical name】 2-(1-methylethyl)phenyl methylcarbamate
【Molecular weight】 193.2
【Molecular formular】C11H15NO2
【Mode of action】Insecticide with contact and stomach action. Fast-acting with moderately long residual activity.
【Uses】Control of leafhoppers (at 900-1200 g/ha), planthoppers, aphids, capsids, bugs, etc., on rice, cocoa, sugar cane, vegetables and other crops.
【Physical chemistry】 Form Colourless crystals. M.p. 93-96 ºC B.p. 128-129 ºC/20 mmHg V.p. 2.8 mPa (20 ºC) KOW logP = 2.30 (25 ºC) S.g./density 0.62 Solubility In water 0.265 g/l. In acetone 400, methanol 125 (both in g/l). Stability Hydrolysed in alkaline media.
【Mmmalian toxicology】Oral Acute oral LD50 for rats c. 450 mg/kg. Skin and eye Acute percutaneous LD50 for rats >500 mg/kg. Slightly irritating to eyes and skin (rabbits). Inhalation LC50 (4 h) for rats >0.5 mg/l (aerosol). NOEL (90 d) for rats 300, dogs 500 mg/kg diet. Toxicity class WHO (a.i.) II; EPA (formulation) II EC hazard Xn; R22| N; R50, R53 【Ecotoxicology】Fish LC50 (96 h) for carp 10-20, golden orfe 20-40 mg/l. Daphnia LC50 (3 h) 0.30 mg/l. Bees Harmful to honeybees.
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