Date published: 2025-9-27

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Fenamiphos-sulfoxide (CAS 31972-43-7)

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CAS Number:
31972-43-7
Molecular Weight:
319.36
Molecular Formula:
C13H22NO4PS
Supplemental Information:
This is classified as a Dangerous Good for transport and may be subject to additional shipping charges.
For Research Use Only. Not Intended for Diagnostic or Therapeutic Use.
* Refer to Certificate of Analysis for lot specific data.

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Fenamiphos sulfoxide, also referred to as N-ethyl-N-methyl-2-phenyl-1-methoxy-phosphoramidothioate-O, stands as a widely utilized organophosphate insecticide. With its broad spectrum of activity, this compound serves as a key player in the control of various insect pests. The mechanism of action of Fenamiphos sulfoxide revolves around the inhibition of acetylcholinesterase, an enzyme central to nerve transmission. By impeding the activity of this enzyme, the insecticide disrupts the normal transmission of nerve signals, leading to paralysis and eventual demise of the targeted insect.


Fenamiphos-sulfoxide (CAS 31972-43-7) References

  1. Hydrolysis of fenamiphos and its oxidation products by a soil bacterium in pure culture, soil and water.  |  Megharaj, M., et al. 2003. Appl Microbiol Biotechnol. 61: 252-6. PMID: 12698284
  2. Validation study on 660 pesticide residues in animal tissues by gel permeation chromatography cleanup/gas chromatography-mass spectrometry and liquid chromatography-tandem mass spectrometry.  |  Pang, GF., et al. 2006. J Chromatogr A. 1125: 1-30. PMID: 16782108
  3. Toxicity of fenamiphos and its metabolites to the cladoceran Daphnia carinata: the influence of microbial degradation in natural waters.  |  Cáceres, T., et al. 2007. Chemosphere. 66: 1264-9. PMID: 16930667
  4. Degradation of fenamiphos in soils collected from different geographical regions: the influence of soil properties and climatic conditions.  |  Cáceres, T., et al. 2008. J Environ Sci Health B. 43: 314-22. PMID: 18437619
  5. Toxicity and transformation of fenamiphos and its metabolites by two micro algae Pseudokirchneriella subcapitata and Chlorococcum sp.  |  Cáceres, T., et al. 2008. Sci Total Environ. 398: 53-9. PMID: 18452972
  6. Sorption of fenamiphos to different soils: the influence of soil properties.  |  Cáceres, TP., et al. 2008. J Environ Sci Health B. 43: 605-10. PMID: 18803115
  7. Biodegradation of the pesticide fenamiphos by ten different species of green algae and cyanobacteria.  |  Cáceres, TP., et al. 2008. Curr Microbiol. 57: 643-6. PMID: 18923866
  8. Hydrolysis of fenamiphos and its toxic oxidation products by Microbacterium sp. in pure culture and groundwater.  |  Cáceres, TP., et al. 2009. Bioresour Technol. 100: 2732-6. PMID: 19195880
  9. Effect of simulated rainfall on leaching and efficacy of fenamiphos.  |  Johnson, AW., et al. 1995. J Nematol. 27: 555-62. PMID: 19277322
  10. Accelerated degradation of fenamiphos and its metabolites in soil previously treated with fenamiphos.  |  Davis, RF., et al. 1993. J Nematol. 25: 679-85. PMID: 19279826
  11. Availability of fenamiphos and its metabolites to soil water.  |  Davis, RF., et al. 1994. J Nematol. 26: 511-7. PMID: 19279923
  12. Simultaneous enantioselective determination of fenamiphos and its two metabolites in soil sample by CE.  |  Lecoeur-Lorin, M., et al. 2009. Electrophoresis. 30: 2931-9. PMID: 19653231
  13. Biochemical interactions between Glycine max L. silicon dioxide (SiO2) and plant growth-promoting bacteria (PGPR) for improving phytoremediation of soil contaminated with fenamiphos and its degradation products.  |  Romeh, AA. and Hendawi, MY. 2017. Pestic Biochem Physiol. 142: 32-43. PMID: 29107245
  14. Multiresidues of environmental contaminants in bats from Turkey.  |  Kuzukiran, O., et al. 2021. Chemosphere. 282: 131022. PMID: 34090000
  15. Degradation of Fenamiphos Sulfoxide and Fenamiphos Sulfone in Soil with a History of Continuous Applications of Fenamiphos.  |  Chung, K. and Ou, L. 1996. Arch Environ Contam Toxicol. 30: 452-8. PMID: 8661520

Ordering Information

Product NameCatalog #UNITPriceQtyFAVORITES

Fenamiphos-sulfoxide, 100 mg

sc-239984
100 mg
$160.00