R-16661
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 | |
PubChem CID | |
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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 their standard state (at 25 °C [77 °F], 100 kPa). |
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".