Date published: 2026-4-24

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20-HETE (CAS 79551-86-3)

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Alternate Names:
20-hydroxy Arachidonic Acid
CAS Number:
79551-86-3
Molecular Weight:
320.50
Molecular Formula:
C20H32O3
For Research Use Only. Not Intended for Diagnostic or Therapeutic Use.
* Refer to Certificate of Analysis for lot specific data.

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20-HETE is a cytochrome P450 (CYP450) metabolite postulated to play an autacoid role in the cerebral and renal vasculature. In rat cerebral microvessels, this compound is a vasoconstrictor that mediates pressure-induced autoregulatory vasoconstriction. It is excreted mainly as the glucuronide conjugate where the concentration of free 20-HETE (20-40 pg/ml in human urine) is about 10-fold lower than the corresponding concentration of the 20-glucuronide. 20-HETE can be further metabolized by cyclooxygenase to 20-hydroxy PGG2 and 20-hydroxy PGH2.


20-HETE (CAS 79551-86-3) References

  1. 20-HETE and the kidney: resolution of old problems and new beginnings.  |  McGiff, JC. and Quilley, J. 1999. Am J Physiol. 277: R607-23. PMID: 10484476
  2. Production of 20-HETE and its role in autoregulation of cerebral blood flow.  |  Gebremedhin, D., et al. 2000. Circ Res. 87: 60-5. PMID: 10884373
  3. 20-hydroxyeicosatetraenoic acid (20-HETE) metabolism in coronary endothelial cells.  |  Kaduce, TL., et al. 2004. J Biol Chem. 279: 2648-56. PMID: 14612451
  4. 20-carboxy-arachidonic acid is a dual activator of peroxisome proliferator-activated receptors alpha and gamma.  |  Fang, X., et al. 2007. Prostaglandins Other Lipid Mediat. 82: 175-84. PMID: 17164145
  5. Inhibitors of 20-hydroxyeicosatetraenoic acid (20-HETE) formation attenuate the natriuretic effect of dopamine.  |  Fernandez, MM., et al. 2012. Eur J Pharmacol. 686: 97-103. PMID: 22575524
  6. 20-Hydroxyeicosatetraenoic acid involved in endothelial activation and thrombosis.  |  Wang, J., et al. 2015. Am J Physiol Heart Circ Physiol. 308: H1359-67. PMID: 25820395
  7. Identification of novel CYP4F2 genetic variants exhibiting decreased catalytic activity in the conversion of arachidonic acid to 20-hydroxyeicosatetraenoic acid (20-HETE).  |  Kim, WY., et al. 2018. Prostaglandins Leukot Essent Fatty Acids. 131: 6-13. PMID: 29628049
  8. 20-HETE: Hypertension and Beyond.  |  Roman, RJ. and Fan, F. 2018. Hypertension. 72: 12-18. PMID: 29760152
  9. Detrimental Effects of Testosterone Addition to Estrogen Therapy Involve Cytochrome P-450-Induced 20-HETE Synthesis in Aorta of Ovariectomized Spontaneously Hypertensive Rat (SHR), a Model of Postmenopausal Hypertension.  |  Costa, TJ., et al. 2018. Front Physiol. 9: 490. PMID: 29867542
  10. Conflicting roles of 20-HETE in hypertension and renal end organ damage.  |  Zhang, C., et al. 2018. Eur J Pharmacol. 833: 190-200. PMID: 29886242
  11. The contribution of TRPV1 channel to 20-HETE-Aggravated ischemic neuronal injury.  |  Zhang, X., et al. 2018. Prostaglandins Other Lipid Mediat. 137: 63-68. PMID: 30041768
  12. 20-HETE in the regulation of vascular and cardiac function.  |  Rocic, P. and Schwartzman, ML. 2018. Pharmacol Ther. 192: 74-87. PMID: 30048707
  13. 20-HETE Inhibition by HET0016 Decreases the Blood-Brain Barrier Permeability and Brain Edema After Traumatic Brain Injury.  |  Lu, L., et al. 2018. Front Aging Neurosci. 10: 207. PMID: 30061822
  14. Inhibition of 20-hydroxyeicosatetraenoic acid (20-HETE) glucuronidation by non-steroidal anti-inflammatory drugs in human liver microsomes and recombinant UDP-glucuronosyltransferase enzymes.  |  Jarrar, YB., et al. 2020. Prostaglandins Leukot Essent Fatty Acids. 153: 102055. PMID: 31999978
  15. 20-hydroxyeicosatetraenoic acid (20-HETE) is a pivotal endogenous ligand for TRPV1-mediated neurogenic inflammation in the skin.  |  Hamers, A., et al. 2022. Br J Pharmacol. 179: 1450-1469. PMID: 34755897
  16. Discovery of Novel Pyrazolylpyridine Derivatives for 20-Hydroxyeicosatetraenoic Acid Synthase Inhibitors with Selective CYP4A11/4F2 Inhibition.  |  Kawamura, M., et al. 2022. J Med Chem. 65: 14599-14613. PMID: 36318660

Ordering Information

Product NameCatalog #UNITPriceQtyFAVORITES

20-HETE, 25 µg

sc-205102
25 µg
$260.00

20-HETE, 50 µg

sc-205102A
50 µg
$485.00

20-HETE, 500 µg

sc-205102B
500 µg
$3827.00

20-HETE, 2 mg

sc-205102C
2 mg
$11455.00

20-HETE, 5 mg

sc-205102D
5 mg
$21848.00