Date published: 2026-4-30

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trans-EKODE-(E)-Ib (CAS 478931-82-7)

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Alternate Names:
9-oxo-11-(3-pentyl-2-oxiranyl)-10E-undecenoic acid; 12,13-epoxy-9-keto-10(trans)-Octadecenoic Acid
CAS Number:
478931-82-7
Molecular Weight:
310.43
Molecular Formula:
C18H30O4
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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Trans-EKODE-(E)-Ib, recognized as 9-oxo-11-(3-pentyl-2-oxiranyl)-10E-undecenoic acid, is a specialized molecule that has attention in organic chemistry for its distinctive structural features, which are valuable for studying oxidative lipid processes. The epoxide functional group, embedded within a pentyl side chain, is a reactive site that can participate in opening reactions, making it a key functional group for investigations into lipid-peroxidation events and their repair mechanisms within cell membranes. The conjugated keto-aldehyde structure of this molecule is also of consequence in the study of signaling pathways, as such motifs are known to interact with receptors and proteins that mediate inflammatory responses. Moreover, the trans configuration of the double bond adds a layer of complexity, as it influences the molecule′s geometry and, consequently, its reactivity and interaction with other biomolecules.


trans-EKODE-(E)-Ib (CAS 478931-82-7) References

  1. Authentication of Greek PDO Kalamata Table Olives: A Novel Non-Target High Resolution Mass Spectrometric Approach.  |  Kalogiouri, NP., et al. 2020. Molecules. 25: PMID: 32599950
  2. Ethyl acetate fraction from Nymphaea hybrida Peck modulates inflammatory responses in LPS-stimulated RAW 264.7 cells and acute inflammation murine models.  |  Zhang, Z., et al. 2021. J Ethnopharmacol. 269: 113698. PMID: 33338590
  3. Synergistic Effects of 3-Nitrooxypropanol with Fumarate in the Regulation of Propionate Formation and Methanogenesis in Dairy Cows In Vitro.  |  Liu, Z., et al. 2022. Appl Environ Microbiol. 88: e0190821. PMID: 35080908

Ordering Information

Product NameCatalog #UNITPriceQtyFAVORITES

trans-EKODE-(E)-Ib, 25 µg

sc-296585
25 µg
$53.00

trans-EKODE-(E)-Ib, 50 µg

sc-296585A
50 µg
$100.00