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Names | |
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IUPAC name 2-(Methoxy(methylthio)phosphinylimino)-3-ethyl-5-methyl-1,3-oxazolidine | |
Other names Stauffer R-16661 | |
Identifiers | |
3D model (JSmol) | |
ChemSpider | |
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Properties | |
C8H17N2O3PS | |
Molar mass | 252.27 g·mol−1 |
Hazards | |
Occupational safety and health (OHS/OSH): | |
Main hazards | Extremely toxic |
Lethal dose or concentration (LD, LC): | |
LD50 (median dose) | 0.1 mg/kg (mice, oral) 0.1 mg/kg (rats, oral) |
Except where otherwise noted, data are given for materials in theirstandard state (at 25 °C [77 °F], 100 kPa). |
R-16661 is an extremely toxicorganophosphateinsecticide. With an oralLD50 of 0.1 mg/kg in mice and rats, R-16661 is about 10 times more toxic thanaldicarb, the most toxiccarbamate insecticide.[1][2]
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