Date published: 2026-4-25

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Metoxuron (CAS 19937-59-8)

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CAS Number:
19937-59-8
Molecular Weight:
228.68
Molecular Formula:
C10H13ClN2O2
For Research Use Only. Not Intended for Diagnostic or Therapeutic Use.
* Refer to Certificate of Analysis for lot specific data.

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Metoxuron is a herbicide that functions by inhibiting photosynthesis in plants. It acts by targeting the photosystem II complex in the chloroplasts of plant cells, disrupting the electron transport chain and ultimately leading to the production of reactive oxygen species. This disruption results in damage to the plant′s photosynthetic apparatus, leading to chlorosis and necrosis. Metoxuron′s mechanism of action involves binding to the QB-binding niche of the D1 protein in photosystem II, preventing the transfer of electrons and ultimately inhibiting the synthesis of ATP and NADPH. This disruption of the photosynthetic process ultimately leads to the death of the targeted plants.


Metoxuron (CAS 19937-59-8) References

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  2. Phototransformation of metoxuron [3-(3-chloro-4-methoxyphenyl)-1,1-dimethylurea] in aqueous solution.  |  Boulkamh, A., et al. 2001. Pest Manag Sci. 57: 1119-26. PMID: 11802599
  3. Structure effect on the interaction of phenylurea herbicides with model biomembrane as an environmental mobility parameter.  |  Librando, V., et al. 2004. Environ Sci Technol. 38: 503-7. PMID: 14750726
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  7. Spectrophotometric determination of Isoproturon and Metoxuron using ethylacetoacetate and application to technical and formulation grade samples.  |  Ramakrishnam Raju, K., et al. 1996. Talanta. 43: 577-81. PMID: 18966521
  8. Assessment of the leaching potential of 12 substituted phenylurea herbicides in two agricultural soils under laboratory conditions.  |  Navarro, S., et al. 2012. J Agric Food Chem. 60: 5279-86. PMID: 22578198
  9. Leaching potential of phenylurea herbicides in a calcareous soil: comparison of column elution and batch studies.  |  Langeron, J., et al. 2014. Environ Sci Pollut Res Int. 21: 4906-13. PMID: 23097070
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  13. Sampling and determination of fenitrothion, dimethoate, mevinphos, linuron, metoxuron and trifluralin from air.  |  Gudéhn, A. and Kolmodin-Hedman, B. 1987. J Chromatogr. 387: 420-7. PMID: 3558633
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Ordering Information

Product NameCatalog #UNITPriceQtyFAVORITES

Metoxuron, 100 mg

sc-235879
100 mg
$61.00