Product Name:Methomyl 98%TC

Item No.: 16752-77-5

Description:

Insecticide, acaricide
oxime carbamate

NOMENCLATURE

Common name methomyl (BSI, E-ISO, (m) F-ISO, ANSI, ESA, JMAF)
IUPAC name S-methyl N-(methylcarbamoyloxy)thioacetimidate 
Chemical Abstracts name methyl N-[[(methylamino)carbonyl]oxy]ethanimidothioate 
CAS RN [16752-77-5] 

PHYSICAL CHEMISTRY

Composition Methomyl is a mixture of (Z)- and (E)- isomers, the former predominating.
Mol. wt. 162.2
M.f. C5H10N2O2S
Form Colourless crystals, with a slight sulfurous odour.
M.p. 78-79 ºC
V.p. 0.72 mPa (25 °C)
KowlogP = 0.093
Henry 2.13 ´ 10-6 Pa m3 mol-1
S.g./density 1.2946 (25 ºC)
Solubility In water 57.9 g/l (25 ºC). In methanol 1000, acetone 730, ethanol 420, isopropanol 220, toluene 30 (all in g/kg, 25 ºC). Sparingly soluble in hydrocarbons.
Stability Stable in water for 30 d (pH 5 and 7); DT50c. 30 d (pH 9). Stable up to 140 ºC. Stable to sunlight when exposed for 120 d. 

APPLICATIONS

Mode of action Systemic insecticide and acaricide with contact and stomach action.

Uses Control of a wide range of insects (particularly Lepidoptera, Hemiptera, Homoptera, Diptera and Coleoptera) and spider mites in fruit, vines, olives, hops, vegetables, ornamentals, field crops, cucurbits, flax, cotton, tobacco, soya beans, etc. Also used for control of flies in animal and poultry houses and dairies.

Specifications

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