Basic Info

Common NameMethomyl(F04010)
2D Structure
Description

Methomyl is a carbamate pesticide. Methomyl is an Agricultural insecticide and nematocide. Methomyl belongs to the family of Carbamic Acids. These are compounds containing the carbamic acid structure.

FRCD IDF04010
CAS Number16752-77-5
PubChem CID5353758
FormulaC5H10N2O2S
IUPAC Name

methyl (1E)-N-(methylcarbamoyloxy)ethanimidothioate

InChI Key

UHXUZOCRWCRNSJ-QPJJXVBHSA-N

InChI

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

Canonical SMILES

CC(=NOC(=O)NC)SC

Isomeric SMILES

C/C(=N\OC(=O)NC)/SC

WikipediaMethomyl
Synonyms
        
            methomyl
        
            Lannate
        
            Mesomile
        
            Nudrin
        
            Methomex
        
            Lannate L
        
            Nu-bait ii
        
            Metomil
        
            Lanox 90
        
            Lannate LV
        
Classifies
                

                  
                    Pollutant
                  
                    Pesticide
                  

                
        
Update DateNov 13, 2018 17:07

Chemical Taxonomy

KingdomOrganic compounds
SuperclassOrganic acids and derivatives
ClassCarboximidic acids and derivatives
SubclassNot available
Intermediate Tree NodesNot available
Direct ParentCarboximidic acids and derivatives
Alternative Parents
Molecular FrameworkAliphatic acyclic compounds
SubstituentsOrganic 1,3-dipolar compound - Propargyl-type 1,3-dipolar organic compound - Sulfenyl compound - Carboximidic acid derivative - Organic nitrogen compound - Organic oxygen compound - Organopnictogen compound - Hydrocarbon derivative - Organosulfur compound - Organooxygen compound - Organonitrogen compound - Imine - Aliphatic acyclic compound
DescriptionThis compound belongs to the class of organic compounds known as carboximidic acids and derivatives. These are compounds containing a carboximidic group, with the general formula R-C(=NR1)OR2.

Properties

Property NameProperty Value
Molecular Weight162.207
Hydrogen Bond Donor Count1
Hydrogen Bond Acceptor Count4
Rotatable Bond Count3
Complexity147
Monoisotopic Mass162.046
Exact Mass162.046
XLogP0.6
Formal Charge0
Heavy Atom Count10
Defined Atom Stereocenter Count0
Undefined Atom Stereocenter Count0
Defined Bond Stereocenter Count1
Undefined Bond Stereocenter Count0
Isotope Atom Count0
Covalently-Bonded Unit Count1

ADMET

Model Result Probability
Absorption
Blood-Brain BarrierBBB+0.9291
Human Intestinal AbsorptionHIA+0.9815
Caco-2 PermeabilityCaco2-0.5280
P-glycoprotein SubstrateNon-substrate0.8662
P-glycoprotein InhibitorNon-inhibitor0.8782
Non-inhibitor0.9343
Renal Organic Cation TransporterNon-inhibitor0.9491
Distribution
Subcellular localizationMitochondria0.6691
Metabolism
CYP450 2C9 SubstrateNon-substrate0.7898
CYP450 2D6 SubstrateNon-substrate0.9116
CYP450 3A4 SubstrateNon-substrate0.6494
CYP450 1A2 InhibitorNon-inhibitor0.5372
CYP450 2C9 InhibitorNon-inhibitor0.7239
CYP450 2D6 InhibitorNon-inhibitor0.9091
CYP450 2C19 InhibitorNon-inhibitor0.6441
CYP450 3A4 InhibitorNon-inhibitor0.9689
CYP Inhibitory PromiscuityLow CYP Inhibitory Promiscuity0.8499
Excretion
Toxicity
Human Ether-a-go-go-Related Gene InhibitionWeak inhibitor0.9894
Non-inhibitor0.9692
AMES ToxicityNon AMES toxic0.6896
CarcinogensCarcinogens 0.5000
Fish ToxicityHigh FHMT0.7423
Tetrahymena Pyriformis ToxicityHigh TPT0.5372
Honey Bee ToxicityHigh HBT0.8912
BiodegradationNot ready biodegradable0.9895
Acute Oral ToxicityI0.7803
Carcinogenicity (Three-class)Non-required0.6482

Model Value Unit
Absorption
Aqueous solubility-0.5417LogS
Caco-2 Permeability1.3712LogPapp, cm/s
Distribution
Metabolism
Excretion
Toxicity
Rat Acute Toxicity4.0117LD50, mol/kg
Fish Toxicity0.4497pLC50, mg/L
Tetrahymena Pyriformis Toxicity-0.0825pIGC50, ug/L

MRLs

FoodProduct CodeCountryMRLsApplication DateNotes
Blueberries (Aronia berries/chokeberries (black, purple and red), Aronia berries/chokeberries (black, purple and red), Aronia berries/chokeberries (black, purple and red), Bearberries, Bilberries/E...0154010European Union0.01*07/05/2017
Strawberry (Absinth/common wormwood, Agrimony, Alfalfa/lucerne, Aloe (leaf gel), Alpine ladies mantle, Bearberry, Bilberry/European blueberry/whortleberry, Birch, Bitter orange/sour orange, Blackbe...0632010European Union0.05*07/05/2017
BeansNew Zealand0. 2mg/kg
LettuceNew Zealand0. 2mg/kg
AubergineSingapore0. 5mg/kg
MaizeKorea0.05ppm
Citrus fruits0110000European Union0.01*07/05/2017
Grapefruits (Natsudaidais, Shaddocks/pomelos, Sweeties/oroblancos, Tangelolos, Tangelos (except minneolas)/Ugli®, Other hybrids of Citrus paradisi, not elsewhere mentioned,)0110010European Union0.01*07/05/2017
Oranges (Bergamots, Bitter oranges/sour oranges, Blood oranges, Cara caras, Chinottos, Trifoliate oranges, Other hybrids of Citrus sinensis, not elsewhere mentioned,)0110020European Union0.01*07/05/2017
Lemons (Buddha's hands/Buddha's fingers, Citrons,)0110030European Union0.01*07/05/2017
Limes (Indian sweet limes/Palestine sweet limes, Kaffir limes, Sweet limes/mosambis, Tahiti limes, Limequats,)0110040European Union0.01*07/05/2017
Mandarins (Calamondins, Clementines, Cleopatra mandarins, Minneolas, Satsumas/clausellinas, Tangerines/dancy mandarins, Tangors, Other hybrids of Citrus reticulata, not elsewhere mentioned,)0110050European Union0.01*07/05/2017
Others (2)0110990European Union0.01*07/05/2017
Tree nuts0120000European Union0.01*07/05/2017
Almonds (Apricot kernels, Bitter almonds, Canarium nuts/galip nuts, Pili nuts, Okari nuts,)0120010European Union0.01*07/05/2017
Brazil nuts0120020European Union0.01*07/05/2017
Cashew nuts0120030European Union0.01*07/05/2017
Chestnuts0120040European Union0.01*07/05/2017
Coconuts (Areca nuts/betel nuts,)0120050European Union0.01*07/05/2017
Melons (Kiwanos/horned melons,)0233010European Union0.01507/05/2017

References

TitleJournalDatePubmed ID
Laboratory and field assessment of cyantraniliprole relative to existing fly baits.Pest Manag Sci2015 May24976618
An outbreak of food borne illness due to methomyl pesticide intoxication in Korea.J Korean Med Sci2013 Nov24265535
Molluscicidal activity of methomyl and cardenolide extracts from Calotropis procera and Adenium arabicum against the land snail Monacha cantiana.Molecules2012 May 722565481
Activity of broad-spectrum and reduced-risk insecticides on various life stages of cranberry fruitworm (Lepidoptera: Pyralidae) in highbush blueberry.J Econ Entomol2010 Oct21061972
Reproductive toxicity of methomyl insecticide in male rats and protective effect of folic acid.Food Chem Toxicol2010 Nov20813150
Effects of food availability on the acute and chronic toxicity of the insecticide methomyl to Daphnia spp.Sci Total Environ2007 Nov 117727918
A case of poisoning in a man who drank a nutrition supplement containing methomyl, a carbamate pesticide.Fukuoka Igaku Zasshi2005 Jul16173456
N-methyl carbamate concentrations and dietary intake estimates for apple and grape juices available on the retail market in Canada.Food Addit Contam2004 Jun15204533
An outbreak of food-borne illness associated with methomyl-contaminated salt.JAMA2002 Aug 712150672
Response of insecticide-resistant and susceptible houseflies (Musca domestica) to a commercial granular bait formulation containing methomyl.Med Vet Entomol1989 Jan2519644
Liquid chromatographic determination of N-methylcarbamate insecticides and metabolites in crops. II. Analytical characteristics and residue findings.J Assoc Off Anal Chem1985 Jul-Aug4030646
Genetic toxicity of methyl methanethiosulfonate on Salmonella typhimurium, Saccharomyces cerevisiae and Nicotiana tabacum.Mutat Res1983 Jun6343857
Determination and identification of S-methyl N-[(methylcarbamoy)oxy]thioacetimidate (methomyl) residues in tobacco.J Agric Food Chem1975 Jul-Aug1141516
Gas chromatographic analysis of methomyl residues in soil, sediment, water, and tobacco utilizing the flame photometric detector.J Agric Food Chem1974 Jan-Feb4811638
Metabolism of methomyl in tobacco, corn, and cabbage.J Agric Food Chem1973 Sep-Oct4739000