Butoxycarboxim

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Chemical Identification | General Product Information | Physical & Safety Data

Chemical Identification

Common Name

Butoxycarboxim

中文通用名

丁酮砜威

IUPAC

(EZ)-3-mesylbutanone O-methylcarbamoyloxime

CAS

3-(methylsulfonyl)-2-butanone O-[(methylamino)carbonyl]oxime

CAS No.

34681-23-7

Molecular Formula

C₇H₁₄N₂O₄S

Molecular Structure

General Product Information

Category

Insecticides > Carbamate insecticides

Activity

Insecticide, acaricide

Physical & Safety Data

Physical Properties

Molecular weight:222.3; Physical form:Colourless crystals. Density:1.21 g/cm3 (20 °C); Composition:Tech. butoxycarboxim contains the (E)- and (Z)- isomers in a ratio of 85-90:15-10. Melting point:85-89 °C (tech.); Vapour pressure:0.266 mPa (20 °C) ( tech.); Henry constant:2.83 × 10-7 Pa m3 mol-1 ( calc.); Solubility:In water 209 g/l (20 °C). Readily soluble in polar organic solvents; slightly soluble in non-polar solvents. In chloroform 186, acetone 172, isopropanol 101, toluene 29, carbon tetrachloride 5.3, cyclohexane 0.9, heptane 0.1 (all in g/l, 20 °C).; Stability:Aqueous hydrolysis DT50, 501 d ( pH 5), 18 d ( pH 7), 16 d ( pH 9). Stable to u.v. light. Thermally stable up to 100 °C.;

Toxicology

Oral:Acute oral LD₅₀ for rats 458, rabbits 275 mg/kg. Percutaneous:Acute percutaneous LD₅₀ for rats >2000 mg/kg. ADI:( JMPR) No ADI [1985]; (Bundes Gesundheitsamt, Berlin) 0.02 mg/kg.

Environmental Profile

Ecotoxicology:
Bees:Not hazardous to bees (special test with 'Plant Pin').Birds:Acute oral LD₅₀ for hens 367 mg/kg.Daphnia: LC₅₀ (96 h) 500 mg/l.Fish: LC₅₀ (96 h) for carp 1750, rainbow trout 170 mg/l.

Environmental fate:
Animals:In mammals, following oral administration, eliminated in the urine both in the unchanged form and as metabolites. There is no accumulation in tissue.Soil: DT₅₀ in soil 41-44 d (20 °C). Butoxycarboxim diffuses from the pasteboard stick into the soil within 2 days, activity commences after c. 3 days, reaches its full extent in 7-14 days, and remains for 4-8 weeks, until the

Transport Information

Signal Word:WARNING; Hazard Class:II(Moderately hazardous)