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Methyl arachidate (CAS 1120-28-1)

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Alternate Names:
Arachidic acid methyl ester; Methyl eicosanoate
CAS Number:
1120-28-1
Molecular Weight:
326.56
Molecular Formula:
C21H42O2
For Research Use Only. Not Intended for Diagnostic or Therapeutic Use.
* Refer to Certificate of Analysis for lot specific data.

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Methyl arachidate, a methyl ester derivative of arachidic acid, is a saturated fatty acid widely recognized for its utility in lipid research. This chemical has garnered significant attention for studying lipid bilayers and membrane dynamics due to its distinct physicochemical properties. Methyl arachidate is frequently employed in research applications involving the investigation of fatty acid composition in biological samples. Its utility in generating reference standards for gas chromatography/mass spectrometry (GC/MS) and high-performance liquid chromatography (HPLC) enables researchers to determine the presence and concentration of various fatty acids in complex lipid mixtures. Moreover, its defined carbon chain length makes it valuable in probing structure-function relationships within lipids. By acting as a benchmark in analytical methods, it aids in identifying and quantifying long-chain fatty acids present in natural oils, plant seeds, and animal tissues. Additionally, researchers utilize it in developing and calibrating analytical methodologies for fatty acid profiling and quantification. Overall, methyl arachidate remains a cornerstone in lipid biochemistry, supporting the comprehensive analysis of fatty acid metabolism, membrane structure, and the biogenesis of lipid compounds, ultimately expanding our understanding of lipidomics and cellular lipid processes.


Methyl arachidate (CAS 1120-28-1) References

  1. The absence of an 8-desaturases in rat liver: a reevaluation of optional pathways for the metabolism of linoleic and linolenic acids.  |  Sprecher, H. and Lee, CJ. 1975. Biochim Biophys Acta. 388: 113-25. PMID: 1125296
  2. Methyl-directed desaturation of arachidonic to eicosapentaenoic acid in the fungus, Saprolegnia parasitica.  |  Gellerman, JL. and Schlenk, H. 1979. Biochim Biophys Acta. 573: 23-30. PMID: 454637
  3. The synthesis of 1-14C-arachidonate and 3-14C-docosa-7,10,13,16-tetraenoate.  |  Sprecher, H. 1971. Lipids. 6: 889-94. PMID: 5163756
  4. Isolation of natural arachidonic acid as its methyl ester  |   and S. F. Herb, R. W. Riemenschneider, Jeanette Donaldson. 1951. Journal of the American Oil Chemists' Society. 28: 55-58.
  5. Synthesis of Methyl 5,8,11,14-Eicosatetraenoate (Methyl Arachidonate)  |  Seyhan N. Ege, Reuven Wolovsky, and Walter J. Gensler. 1961. Journal of the American Chemical Society. 83: 3080–3085.
  6. Silver nitrate-high performance liquid chromatography of fatty methyl esters  |  , et al. 1979. Journal of the American Oil Chemists' Society. 56: 510–511.
  7. Analysis of fatty acid methyl esters with high accuracy and reliability. V. Validation of theoretical relative response factors of unsaturated esters in the flame lonization detector  |   and Cecil D. Bannon, John D. Craske, Audrey E. Hilliker. 1986. Journal of the American Oil Chemists' Society. 63: 105-110.
  8. Effect of the electrostatic and structural surface forces on the contact angles in Langmuir-Blodgett systems of cationic surfactants. 2. Static advancing and receding contact angles during deposition of mixed monolayers of methyl arachidate and dimethyldioctadecylammonium bromide  |  I. Petrov, A. Angelova, and Dietmar Moebius. 1992. Langmuir. 8: 206–212.
  9. Determination of Fatty Acid Methyl Esters in Biodiesel Produced from Yellow Horn Oil by LC  |  , et al. 2008. Chromatographia. 67: 9–14.
  10. Densities and Viscosities of Minority Fatty Acid Methyl and Ethyl Esters Present in Biodiesel  |  Maria Jorge Pratas†, Samuel Freitas†, Mariana B. Oliveira†, Sílvia C. Monteiro‡, Álvaro S. Lima§, and João A.P. Coutinho*†. 2011. Journal of Chemical & Engineering Data. 56: 2175–2180.

Ordering Information

Product NameCatalog #UNITPriceQtyFAVORITES

Methyl arachidate, 1 g

sc-215336
1 g
$74.00

Methyl arachidate, 5 g

sc-215336A
5 g
$240.00