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Chemical Identification
Common Name
Azinphos-methyl
中文通用名
保棉磷
IUPAC
S-3,4-dihydro-4-oxo-1,2,3-benzotriazin-3-ylmethyl O,O-dimethyl phosphorodithioate
CAS
O,O-dimethyl S-[(4-oxo-1,2,3-benzotriazin-3(4H)-yl)methyl] phosphorodithioate
CAS No.
86-50-0
Molecular Formula
C10H12N3O3PS2
Molecular Structure
Physical Properties
Colorless crystals. Molecular weight: 317.3 g/mol;Melting point 72.4℃.Vapor pressure 0.18 mPa at 20℃. Subject to hydrolysis. Decomposes at elevated temperatures with gas evolution. Readily soluble in n-hexane, dichloromethane, 2-propanol, toluene.
Toxicology
(Rat): Oral LD50 4.4-16 mg/kg. Dermal LD50 88-222 mg/kg
Environmental Profile
WATER SOLUBILITY: 28 mg/l at 20℃.
Transport Information
Signal Word:DANGER; Hazard Class:Ib(Highly hazardous)

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