Benfuracarb

Title: Benfuracarb
CAS Registry Number: 82560-54-1
CAS Name: N-[[[[(2,3-Dihydro-2,2-dimethyl-7-benzofuranyl)oxy]carbonyl]methylamino]thio]-N-(1-methylethyl)-b-alanine ethyl ester
Additional Names: 2-methyl-4-(1-methylethyl)-7-oxo-8-oxa-3-thia-2,4-diazadecanoic acid 2,3-dihydro-2,2-dimethyl-7-benzofuranyl ester; 2,3-dihydro-2,2-dimethylbenzofuran-7-yl N-(N-isopropyl-N-ethoxycarbonylethylaminosulfenyl)-N-methylcarbamate; 2,3-dihydro-2,2-dimethyl-7-benzofuranyl N-[N-[2-(ethoxycarbonyl)ethyl]-N-isopropylsulfenamoyl]-N-methylcarbamate; ethyl N-[2,3-dihydro-2,2-dimethylbenzofuran-7-yloxycarbonyl(methyl)aminothio]-N-isopropyl-b-alaninate
Manufacturers' Codes: OK-174
Trademarks: Oncol (Otsuka)
Molecular Formula: C20H30N2O5S
Molecular Weight: 410.53
Percent Composition: C 58.51%, H 7.37%, N 6.82%, O 19.49%, S 7.81%
Literature References: Broad spectrum soil and foliar insecticide; cholinesterase inhibitor. Prepn and insecticidal properties: A. Tanaka et al., BE 890162; T. Goto et al., US 4413005 (1982, 1983 both to Otsuka). Biological activity and field trials: T. Goto et al., Proc. 10th Conf. Int. Congr. Plant Prot. 1, 360 (1983). Absorption and metabolism in plants: A. Tanaka et al., J. Agric. Food Chem. 33, 1049 (1985). Brief review, field trials: P. Cagnieul, Def. Veg. 38, 3-10 (1984).
Properties: Viscous brown-red liquid. d20 1.17. Almost insol in water (8 mg/l at 20°). Sol in organic solvents. LD50 in male rats, mice, dogs (mg/kg): 138, 175, 300 orally (Goto).
Density: d20 1.17
Toxicity data: LD50 in male rats, mice, dogs (mg/kg): 138, 175, 300 orally (Goto)
Use: Insecticide.
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