Date published: 2026-4-25

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Fosetyl-aluminum (CAS 39148-24-8)

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Alternate Names:
Phosphonic acid, monoethyl ester, aluminum salt; Aliette; Aliette 80WG; Aliette Flash; Aliette WP; Alliete; Aluminum tris(O-ethylphosphonate); Aluminum tris(ethyl phosphite); Chipco Aliette Signature; Chipco Signature; EXP 1659; Efal; Efal 50; Efosite Al; Ephal; Fosethyl Al; Fosetyl Al; LS 74-783; Phosethyl Al; Sinophos
CAS Number:
39148-24-8
Molecular Weight:
354.1
Molecular Formula:
C6H18AlO9P3
For Research Use Only. Not Intended for Diagnostic or Therapeutic Use.
* Refer to Certificate of Analysis for lot specific data.

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Fosetyl-aluminum, a systemic fungicide with a unique mode of action, plays a pivotal role in the field of agricultural research, particularly in the study of plant pathology. Chemically recognized as an aluminum salt of ethyl phosphonate, this compound operates by disrupting the life cycle of various pathogenic fungi, primarily through the inhibition of spore germination and mycelial growth. It is absorbed by plants and distributed acropetally, making it effective in protecting new growth from infection. Fosetyl-aluminum has been extensively studied for its ability to induce systemic acquired resistance in plants, a defense mechanism that enhances the plant′s innate immunity against a broad spectrum of pathogens. This property has made it useful in exploring the intricacies of plant immune responses and the development of disease-resistant crops. Its role in agricultural research extends to investigating the environmental impacts of fungicides on ecosystems, offering insights into sustainable farming practices and the mitigation of fungicide resistance.


Fosetyl-aluminum (CAS 39148-24-8) References

  1. Rapid determination of fosetyl-aluminum residues in lettuce by liquid chromatography/electrospray tandem mass spectrometry.  |  Hernández, F., et al. 2003. J AOAC Int. 86: 832-8. PMID: 14509444
  2. A new selective medium for the recovery and enumeration of Monilinia fructicola, M. fructigena, and M. laxa from stone fruits.  |  Amiri, A., et al. 2009. Phytopathology. 99: 1199-208. PMID: 19740034
  3. Effects of low-dose exposure to pesticide mixture on physiological responses of the Pacific oyster, Crassostrea gigas.  |  Geret, F., et al. 2013. Environ Toxicol. 28: 689-99. PMID: 22012874
  4. High-throughput gene-expression quantification of grapevine defense responses in the field using microfluidic dynamic arrays.  |  Dufour, MC., et al. 2016. BMC Genomics. 17: 957. PMID: 27875995
  5. Development and Validation of Ion Chromatography-Tandem Mass Spectrometry-Based Method for the Multiresidue Determination of Polar Ionic Pesticides in Food.  |  Adams, S., et al. 2017. J Agric Food Chem. 65: 7294-7304. PMID: 28388055
  6. Determination of Glyphosate, Maleic Hydrazide, Fosetyl Aluminum, and Ethephon in Grapes by Liquid Chromatography/Tandem Mass Spectrometry.  |  Chamkasem, N. 2017. J Agric Food Chem. 65: 7535-7541. PMID: 28759225
  7. Coupling Ion Chromatography to Q-Orbitrap for the Fast and Robust Analysis of Anionic Pesticides in Fruits and Vegetables.  |  Rajski, Ł., et al. 2018. J AOAC Int. 101: 352-359. PMID: 29141721
  8. Hydrophilic Interaction Liquid Chromatography-Tandem Mass Spectrometry Analysis of Fosetyl-Aluminum in Airborne Particulate Matter.  |  Buiarelli, F., et al. 2018. J Anal Methods Chem. 2018: 8792085. PMID: 29686933
  9. Insensitivity to the Fungicide Fosetyl-Aluminum in California Isolates of the Lettuce Downy Mildew Pathogen, Bremia lactucae.  |  Brown, S., et al. 2004. Plant Dis. 88: 502-508. PMID: 30812654
  10. Efficacy of Metalaxyl, Fosetyl-Aluminum, and Straw Mulch for Control of Strawberry Leather Rot Caused by Phytophthora cactorum.  |  Ellis, MA., et al. 1998. Plant Dis. 82: 329-332. PMID: 30856867
  11. Fungicides and the Grapevine Wood Mycobiome: A Case Study on Tracheomycotic Ascomycete Phaeomoniella chlamydospora Reveals Potential for Two Novel Control Strategies.  |  Del Frari, G., et al. 2019. Front Plant Sci. 10: 1405. PMID: 31737020
  12. Development and Application of a Novel Pluri-Residue Method to Determine Polar Pesticides in Fruits and Vegetables through Liquid Chromatography High Resolution Mass Spectrometry.  |  Manzano-Sánchez, L., et al. 2020. Foods. 9: PMID: 32370015
  13. Efficacy of Fungicides Applied for Protectant and Curative Activity Against Myrtle Rust.  |  Pathan, AK., et al. 2020. Plant Dis. 104: 2123-2129. PMID: 32539594
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  15. Determination of Highly Polar and Ionic Pesticides in Grape and Pomegranate Using Liquid Chromatography Tandem Mass Spectrometry.  |  Shinde, R. and Banerjee, K. 2022. J AOAC Int. 105: 1341-1349. PMID: 35176156

Ordering Information

Product NameCatalog #UNITPriceQtyFAVORITES

Fosetyl-aluminum, 100 mg

sc-491775
100 mg
$109.00

Fosetyl-aluminum, 250 mg

sc-491775A
250 mg
$265.00