Date published: 2026-5-23

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Docosa-13Z,16Z,19Z-trienoic Acid (22:3, n-3) (CAS 28845-86-5)

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Alternate Names:
cis-13,16,19-docosatrienoic acid
Application:
Docosatrienoic Acid is an ω-3 polyunsaturated fatty acid
CAS Number:
28845-86-5
Molecular Weight:
334.53
Molecular Formula:
C22H38O2
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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Docosatrienoic acid, a polyunsaturated fatty acid with the chemical formula C22H38O2, is characterized by its twenty-two carbon atoms and three cis double bonds, located typically at the 7th, 10th, and 13th positions. This fatty acid is notable for its extended carbon chain and multiple double bonds, which confer a high degree of flexibility and influence on membrane fluidity when incorporated into lipid bilayers. In research contexts, docosatrienoic acid is utilized extensively to study the biophysical properties of cellular membranes and how changes in lipid composition can affect cell functionality. Its unique structure allows it to modify the packing and overall dynamics of membrane lipids, which is crucial for understanding membrane permeability, receptor activity, and signal transduction processes. Additionally, docosatrienoic acid is used in studies focusing on lipid oxidation mechanisms. Its susceptibility to peroxidation makes it a valuable model for exploring oxidative stress and the protective roles of antioxidants in biological systems. Beyond its biological applications, docosatrienoic acid also contributes to the development of bio-based materials, such as eco-friendly plastics and lubricants. Its molecular properties can enhance the flexibility and durability of these materials, promoting more sustainable production techniques and applications in various industries. Through these diverse research applications, docosatrienoic acid plays a critical role in advancing our understanding of lipid chemistry and its implications for both biological systems and material science.


Docosa-13Z,16Z,19Z-trienoic Acid (22:3, n-3) (CAS 28845-86-5) References

  1. Short communication: Eicosatrienoic acid and docosatrienoic acid do not promote vaccenic acid accumulation in mixed ruminal cultures.  |  AbuGhazaleh, AA., et al. 2006. J Dairy Sci. 89: 4336-9. PMID: 17033021
  2. Comparing the In Vitro Antitumor, Antioxidant and Anti-Inflammatory Activities between Two New Very Long Chain Polyunsaturated Fatty Acids, Docosadienoic Acid (DDA) and Docosatrienoic Acid (DTA), and Docosahexaenoic Acid (DHA).  |  Chen, Y., et al. 2021. Nutr Cancer. 73: 1697-1707. PMID: 32781843
  3. Stepwise metabolic engineering of docosatrienoic acid - an ω3 very long-chain polyunsaturated fatty acid with potential health benefits in Brassica carinata.  |  Meesapyodsuk, D., et al. 2023. Plant Biotechnol J. 21: 8-10. PMID: 36168772
  4. Essential fatty acids are antagonists of the leukotriene B4 receptor.  |  Yagaloff, KA., et al. 1995. Prostaglandins Leukot Essent Fatty Acids. 52: 293-7. PMID: 7630916

Ordering Information

Product NameCatalog #UNITPriceQtyFAVORITES

Docosa-13Z,16Z,19Z-trienoic Acid (22:3, n-3), 25 mg

sc-200782
25 mg
$46.00

Docosa-13Z,16Z,19Z-trienoic Acid (22:3, n-3), 100 mg

sc-200782A
100 mg
$165.00