R-16661
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| Names | |
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| IUPAC name
2-(Methoxy(methylthio)phosphinylimino)-3-ethyl-5-methyl-1,3-oxazolidine
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| Other names
Stauffer R-16661
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| Identifiers | |
3D model (JSmol)
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| ChemSpider | |
PubChem CID
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| Properties | |
| C8H17N2O3PS | |
| Molar mass | 252.27 g·mol−1 |
| Hazards | |
| Occupational safety and health (OHS/OSH): | |
Main hazards
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Extremely toxic |
| Lethal dose or concentration (LD, LC): | |
LD50 (median dose)
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0.1 mg/kg (mice, oral) 0.1 mg/kg (rats, oral) |
Except where otherwise noted, data are given for materials in their standard state (at 25 °C [77 °F], 100 kPa).
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R-16661 is an extremely toxic organophosphate insecticide. With an oral LD50 of 0.1 mg/kg in mice and rats, R-16661 is about 10 times more toxic than aldicarb, the most toxic carbamate insecticide.[1][2]
See also
[edit]References
[edit]- ^ Fukuto, T.R.; Shrivastava, S.P.; Black, A.L. (June 1972). "Metabolism of 2-[methoxy(methylthio)phosphinylimino]-3-ethyl-5-methyl-1,3-oxazolidine in the cotton plant and houseflies". Pesticide Biochemistry and Physiology. 2 (2): 162–169. doi:10.1016/0048-3575(72)90019-3.
- ^ "Pesticidal phosphorous-containing imino oxazolidines".
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