Pirimiphos-methyl
Pirimiphos-methyl
Pirimiphos-methyl (pronunciation: /ˌpɪrɪˈmɪfɒs ˈmɛθɪl/) is a widely used organophosphate insecticide that is primarily used for the control of stored product insects. It is a systemic insecticide that acts by inhibiting acetylcholinesterase, an enzyme essential for normal transmission of nerve impulses.
Etymology
The term "Pirimiphos-methyl" is derived from its chemical structure. "Pirimiphos" is a combination of "pirimidine", a type of organic compound, and "phosphorus", a chemical element. The "-methyl" suffix indicates the presence of a methyl group in the chemical structure.
Usage
Pirimiphos-methyl is used in the control of a wide range of insects and mites in stored cereals, oilseeds, dried fruit, and tobacco. It is also used in public health situations to control insects such as mosquitoes, flies, and cockroaches.
Related Terms
- Organophosphate: A class of insecticides and nerve gases that work by inhibiting the action of acetylcholinesterase.
- Acetylcholinesterase: An enzyme that breaks down acetylcholine, a neurotransmitter, in the synaptic cleft.
- Insecticide: A substance used to kill insects.
- Stored product insects: Insects that infest stored food products.
Health Effects
Exposure to pirimiphos-methyl can cause a range of health effects, including nausea, vomiting, abdominal pain, and in severe cases, seizures, and loss of consciousness. Chronic exposure can lead to neurological effects such as memory loss, depression, and irritability.
Safety and Precautions
When handling pirimiphos-methyl, it is important to wear protective clothing and to avoid contact with skin, eyes, and clothing. In case of contact, wash thoroughly with soap and water.
External links
- Medical encyclopedia article on Pirimiphos-methyl
- Wikipedia's article - Pirimiphos-methyl
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