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Metolachlor OA (CAS 152019-73-3)

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Alternate Names:
N-(2-Ethyl-6-methylphenyl)-N-(2-methoxy-1-methylethyl)oxalamic acid; BSTFA; TMCS
CAS Number:
152019-73-3
Molecular Weight:
279.33
Molecular Formula:
C15H21NO4
For Research Use Only. Not Intended for Diagnostic or Therapeutic Use.
* Refer to Certificate of Analysis for lot specific data.

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Metolachlor OA is an organic compound used in organic chemistry and biochemistry laboratories. It is a popular herbicide and pesticide that can be applied to a wide range of crops. Metolachlor OA works by inhibiting the growth of weeds and other unwanted plants by blocking the uptake of essential nutrients such as nitrogen and phosphorus, and by disrupting the normal functioning of the plant′s cell membranes, which leads to cell death. It is also used in the synthesis of various organic compounds and can be employed to study biochemical and physiological effects.


Metolachlor OA (CAS 152019-73-3) References

  1. Herbicides in ground water beneath Nebraska's Management Systems Evaluation Area.  |  Spalding, RF., et al. 2003. J Environ Qual. 32: 92-9. PMID: 12549547
  2. Herbicides and herbicide degradation products in Upper Midwest agricultural streams during August base-flow conditions.  |  Kalkhoff, SJ., et al. 2003. J Environ Qual. 32: 1025-35. PMID: 12809303
  3. Stream transport of herbicides and metabolites in a tile-drained, agricultural watershed.  |  David, MB., et al. 2003. J Environ Qual. 32: 1790-801. PMID: 14535322
  4. Herbicide concentrations in the Mississippi River Basin-the importance of chloroacetanilide herbicide degradates.  |  Rebich, RA., et al. 2004. Sci Total Environ. 321: 189-99. PMID: 15050395
  5. Chloroacetanilide herbicide metabolites in Wisconsin groundwater: 2001 survey results.  |  Postle, JK., et al. 2004. Environ Sci Technol. 38: 5339-43. PMID: 15543734
  6. Hydrophilic interaction liquid chromatography coupled with tandem mass spectrometry for acidic herbicides and metabolites analysis in fresh water.  |  Fauvelle, V., et al. 2015. Environ Sci Pollut Res Int. 22: 3988-96. PMID: 24859693
  7. Chronic toxicity of metolachlor OA on growth, ontogenetic development, antioxidant biomarkers and histopathology of early life stages of marbled crayfish.  |  Velisek, J., et al. 2018. Sci Total Environ. 643: 1456-1463. PMID: 30189562
  8. Effects of s-metolachlor on early life stages of marbled crayfish.  |  Velisek, J., et al. 2019. Pestic Biochem Physiol. 153: 87-94. PMID: 30744900
  9. Effects of S-metolachlor and its degradation product metolachlor OA on marbled crayfish (Procambarus virginalis).  |  Stara, A., et al. 2019. Chemosphere. 224: 616-625. PMID: 30849622
  10. The role of two organic amendments to modify the environmental fate of S-metolachlor in agricultural soils.  |  Marín-Benito, JM., et al. 2021. Environ Res. 195: 110871. PMID: 33581091
  11. Evaluating pesticide mixture risks in French Mediterranean coastal lagoons waters.  |  Munaron, D., et al. 2023. Sci Total Environ. 867: 161303. PMID: 36592913
  12. Online SPE-UPLC-MS/MS for herbicides and pharmaceuticals compounds' determination in water environment: A case study in France and Cambodia  |  Sang, D., Cimetiere, N., Giraudet, S., Tan, R., Wolbert, D., & Le Cloirec, P. 2022. Environmental Advances. 8: 100212.
  13. Adsorption onto granular activated carbons of a mixture of pesticides and their metabolites at trace concentrations in groundwater  |  Domergue, L., Cimetiere, N., Giraudet, S., & Le Cloirec, P. 2022. Journal of Environmental Chemical Engineering. 10(5): 108218.

Ordering Information

Product NameCatalog #UNITPriceQtyFAVORITES

Metolachlor OA, 10 mg

sc-228602
10 mg
$262.00