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chemical name  2-(1-methylethyl)phenyl methylcarbamate

Molecular weight 193.2

Molecular formularC11H15NO2 

Mode of actionInsecticide with contact and stomach action. Fast-acting with moderately long residual activity.

UsesControl 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 toxicologyOral 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 

EcotoxicologyFish 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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