LABOR KAIFENG AGROCHEMICALS CO., LTD.

METHOMYL

• Category :

  Catalyst and Auxiliary

• Synonyms :

  Lannate;Nudrin;S-Methyl-n-[(methylamino carboxyl)-oxygen]thio acetamide;1-(methylthio) amino methyl ethyl carbamate;1-(methylmercapto) aminomethyl ethylidene, carbamate;Methylthio-1-ethylidenamino methylcarbamate;S-methyl N-(methylcarbamoyloxy)thioacetimidate;methyl N-[[(methylamino)carbonyl]oxy]ethanimidothioate;methyl N-[(methylcarbamoyl)oxy]ethanimidothioate;methyl (1E)-N-[(methylcarbamoyl)oxy]ethanimidothioate;methyl (1Z)-N-[(methylcarbamoyl)oxy]ethanimidothioate;

• CAS NO :

  16752-77-5

• EC NO :

  240-815-0

• Molecular Formula :

  C₅H₁₀N₂O₂S

• Molecular Weight :

  162.2101

• Main Specifications :

• InChI :

  InChI=1/C5H10N2O2S/c1-4(10-3)7-9-5(8)6-2/h1-3H3,(H,6,8)/b7-4-

• Product description :

  COMMONNAME:Methomyl ( 99TC,97TC,90SP,20 EC )
  CHEMICAL NAME:S-methyl N-(methylcarbaoyloxy)thioacetimidate

  PHYSICAL AND CHEMICAL PROPERTIES:Pure product is white crystal,with a slight sulfurous,m.p.78-79oC,d4251.2946,V.P.6.65mPa(25oC)is:58g/kg water;720g/kg acetone;420g/kg ethanol;1kg/kg methanol;30g/kg toluene.Technical is yellowish crystal Stablity:its aqueous solution decomposes slowly at room temperature,more rapidly in alkaline media;in sunlight or a t higher temperatures,decomposes rapidly in soil.

  TOXICITY:Acute oral LD50 of pure product to male rats is 17mg/kg,to female rats 24mg/kg,Acute percu-taneous LD50 to male rabbits is >5000mg/kg,it's irritative to eyes of rabbits but not to skin of guinea-pigs.ADI for man is 0.03mg/kg body weight.

  FORMULATION AND SPECIFICATION:

  ?	Technical	20EC
  Appearance	yellowish crystal	yellowish oily liquid
  Methomyl content%(m/m)	97.0	20.0min
  Acidity(asH2SO4)%(m/m)	0.1 max	0.3 max
  Moisture%(m/m)	0.5 max	0.4 max
  Emulsion stability	?	qualified

  PACKING:In iron drums with plastic bag inside,100kg net each.(for technical). 100ml×100 bottles/case,200ml×50 bottles/case(for 20EC)

  USES:It is used to contrlol many kinds including:Cotton aphid,American bollworn, black cutworms,stalk borers,cabbage aphids,cabbage caterpillars,rice fulgorids and thrips on field crops,cotton,grapes,cereal crops,maize and sugar beet, vegetables, ornamentals and etc.

  PRECAUTION:
  1.Avoid being poisoning,if one got infected,use Atropine to treat.
  2.Application is forbidden in 7 days before harvest.
  3.It can not be mixed with alkaline pesticide and fertilizer.

  THE SCALE,METHOD AND RECOMMENDATORY RATE OF APPLIATION:(a.i)

  Crop	insects	recommendatory rate	method of application
  cotton	Aphid,Pink bollworn	300-600 g/ha	water 1500 times, spraying
  cabbage	Common cabbage worn, etc	200-400 g/ha	water 2000 times, spraying
  rice	Nilaparvata lugens stal,	300-600 g/ha	water 1800 times, spraying
  	Rice leaf beetle	200-400 g/ha	water 2500 times, spraying
  tobacco	Tobacco green peach aphid	150-250 g/ha	water 3000 times, spraying
  citrus	Citrus leaf miner	150-600 g/ha	water 3000 times, spraying
  other kinds of crops	other kinds of pests	300-600 g/ha	water 1000-3000 times, spraying

• Molecular Structure :