Azinphos-methyl
Action/Use:
- Insecticide
Use:
Controls insects and mites on coffee, fruits, rice, sugarcane, tobacco, vegetables, and shade trees.
Identification
Common Name(s): Azinphos-methyl (ISO, BSI); ; Metiltriazotion (Former exception, USSR)
Chemistry
Class: Organophosphate.
Properties: Colorless crystals. Melting point 72.4°C. Vapor pressure 0.18 mPa at 20°C. Subject to hydrolysis. Decomposes at elevated temperatures with gas evolution. Readily soluble in n-hexane, dichloromethane, 2-propanol, toluene.
Mode of Action / Resistance Management
Chemical Group: Organophosphate
Mode of Action: Acetylcholine esterase inhibitor
Action Group: IRAC Group 1
Registration
U.S.A.: Registered for use on apples, crabapples, blueberries, cherries, parsley, and pears until September 30, 2012. Due to unusual bad weather conditions in 2012, EPA will modify the cancellation order to allow growers to use only existing stocks of azinphos-methyl in their possession for another year, through September 30, 2013. Distribution or sale of azinphos-methyl after September 30, 2012, remains prohibited.
Outside U.S.A.: Romel* in Argentina on fruit and nut trees.
Environmental Guidelines
Water Solubility: 28 mg/l at 20° C
Safety Guidelines
Signal Word: DANGER (Guthion*)
Toxicity Class: I
Toxicity: (Rat): Oral LD50 4.4-16 mg/kg. Dermal LD50 88-222 mg/kg
Suppliers and Branded Products
Basic Producers:
AAKO B.V. (AZINKOTHION*)
Crystal Chemical Inter-America (Crysthyon*)
General Quimica, S.A. (Acifon*)
IPESA S.A. (Romel*)
Makhteshim Agan Group (Cotnion*, Gusathion*, Guthion*)
Formulators' Trade Names:
Polsas Chemicals and Machinery Co. (Azinphos M*)
Probelte S.A. (Probel G-20*)
SAFA TARIM A.S. (Metnion*)
B.V. Industrie- & Handelsonderneming Simonis (Wopro-azinphos*)
TRAGUSA (Tratamientos Guadalquivir S.L.) (Zinfotran*)
Discontinued Names:
Azin*
Azinpaz*
Chimithion P.B.*
Co-thion*
Cotnion'H*
Cotnion-Ethyl-Methyl*
Gusathion MS*
Mezyl*
