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Chemical Identification
Common Name
Xylylcarb
中文通用名
灭杀威
IUPAC
3,4-xylyl methylcarbamate
CAS
3,4-dimethylphenyl methylcarbamate
CAS No.
2425-10-7
Molecular Formula
C10H13NO2
Molecular Structure
Physical Properties
Molecular weight179.2 g/mol;Form Colourless solid. M.p. 79-80℃; (tech., 71.5-76℃)V.p. 121 mPa (25℃)Solubility In water 580 mg/l (20℃). In acetonitrile 48.3%, cyclohexanone 43.5%, xylene 11.8% (all at room temperature).Stability Hydrolysed in alkaline media.
Toxicology

Oral Acute oral LD50 for male rats 375, female rats 325 mg/kg.Skin and eye Acute percutaneous LD50 for rats >1000 mg/kg.  Toxicity class WHO (a.i.) II  EC hazard Xn; R22| N; R50, R53

Environmental Profile
EHC 64 (WHO, 1986; a review of carbamate insecticides in general).Animals Metabolism of carbamate insecticides is reviewed (M. Cool & C. K. Jankowski in "Insecticides").
Transport Information

Signal Word:WARNING; Hazard Class:II(Moderately hazardous)

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