9329. Thiodicarb

Nomenclature

CAS number: 59669-26-0
N,N′-[Thiobis[(methylimino)carbonyloxy]]bisethanimidothioic acid dimethyl ester; bis-[O-(1-methylthioethylimino)-N-methylcarbamic acid]-N,N′-sulfide; N,N′-bis[1-methylthioacetaldehyde O-(N-methylcarbamoyl)oxime]sulfide; O-[[N-[N′-(1-methylthioethylideneiminooxycarbonyl)-N′-methylaminosulfenyl]-N-methylcarbamoyl]]-S-methylacetohydroximate; dicarbosulf; bismethomyl thioether; UC-51762; CGA-45156; Larvin (Bayer CropSci.).
C10H18N4O4S3; mol wt 354.47.
C 33.88%, H 5.12%, N 15.81%, O 18.05%, S 27.14%.

Description and references

Prepn: NL 7508197 (1976 to Ciba-Geigy); T. D. J. D'Silva, DE 2654331; eidem, US 4382957 (1977, 1983 both to Union Carbide). Activity: A. A. Sousa et al., J. Econ. Entomol. 70, 803 (1977). Field trials: E. P. Pieters, D. L. Pitts, J. Ga. Entomol. Soc. 15, 207 (1980); J. R. Bradley, Jr., A. M. Agnello, J. Econ. Entomol. 81, 706 (1988).

Chemical structure

Properties

Crystals, mp 173-174°. LD50 in rats (mg/kg): 160 orally, >1600 dermally (Sousa).

Use

Insecticide.