| parathion | <chemical> A highly toxic cholinesterase inhibitor that is used as an acaricide and as an insecticide. Pharmacological action: cholinesterase inhibitor, insecticide, organothiophosphate. Chemical name: Phosphorothioic acid, O,O-diethyl O-(4-nitrophenyl) ester (12 Dec 1998) |
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| methyl parathion | <chemical> Phosphorothioic acid, o,o-dimethyl o-(4-nitrophenyl) ester. The methyl homolog of parathion. An effective, but highly toxic, organothiophosphate insecticide and cholinesterase inhibitor. Pharmacological action: cholinesterase inhibitor, insecticide, organothiophosphate. Chemical name: Phosphorothioic acid, O,O-dimethyl O-(4-nitrophenyl) ester (12 Dec 1998) |
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