Record Information |
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Version | 5.0 |
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Status | Detected and Quantified |
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Creation Date | 2010-05-20 13:47:29 UTC |
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Update Date | 2022-03-07 02:51:34 UTC |
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HMDB ID | HMDB0013630 |
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Secondary Accession Numbers | |
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Metabolite Identification |
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Common Name | 20-HETE ethanolamide |
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Description | 20-HETE ethanolamide is an N-acylethanolamine. N-Acylethanolamines (NAEs) constitute a class of lipid compounds naturally present in both animal and plant membranes as constituents of the membrane-bound phospholipid, N-acylphosphatidylethanolamine (NAPE). NAPE is composed of a third fatty acid moiety linked to the amino head group of the commonly occurring membrane phospholipid, phosphatidylethanolamine. NAEs are released from NAPE by phospholipase D-type hydrolases in response to a variety of stimuli. Transient NAE release and accumulation has been attributed a variety of biological activities, including neurotransmission, membrane protection, and immunomodulation in animals. N-Oleoylethanolamine is an inhibitor of the sphingolipid signalling pathway via specific ceramidase inhibition (ceramidase converts ceramide to sphingosine). N-Oleoylethanolamine blocks the effects of TNF- and arachidonic acid on intracellular Ca concentration (PMID: 12692337 , 12056855 , 12560208 , 11997249 ). |
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Structure | OCCCCC\C=C/C\C=C/C\C=C/C\C=C/CCCC(=O)NCCO InChI=1S/C22H37NO3/c24-20-17-15-13-11-9-7-5-3-1-2-4-6-8-10-12-14-16-18-22(26)23-19-21-25/h1,3-4,6-7,9-10,12,24-25H,2,5,8,11,13-21H2,(H,23,26)/b3-1-,6-4-,9-7-,12-10- |
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Synonyms | Value | Source |
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20-HETE-ea | ChEBI | 20-HETE-ethanolamine | ChEBI | 20-Hydroxy-5,8,11,14-eicosatetraenoic acid ethanolamide | ChEBI | 20-Hydroxy-5,8,11,14-icosatetraenoic acid ethanolamide | ChEBI | 20-Hydroxyanandamide | ChEBI | 20-Hydroxyarachidonic acid ethanolamide | ChEBI | N-(20-Hydroxy-5Z,8Z,11Z,14Z-eicosatetraenoyl)-ethanolamine | ChEBI | N-(20-Hydroxy-5Z,8Z,11Z,14Z-icosatetraenoyl)ethanolamine | ChEBI | N-[5Z,8Z,11Z,14Z-20-Hydroxyicosatetraenoyl]ethanolamine | ChEBI | 20-Hydroxy-5,8,11,14-eicosatetraenoate ethanolamide | Generator | 20-Hydroxy-5,8,11,14-icosatetraenoate ethanolamide | Generator | 20-Hydroxyarachidonate ethanolamide | Generator | 20-HETE ea | HMDB | 20-Hydroxy aea | HMDB | 20-Hydroxy arachidonoyl ethanolamide | HMDB | 20-Hydroxyepoxyeicosatrienoate | HMDB | 20-Hydroxyepoxyeicosatrienoic acid | HMDB | 20-Hydroxyepoxyeicosatrienoic acid ethanolamide | HMDB |
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Chemical Formula | C22H37NO3 |
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Average Molecular Weight | 363.5341 |
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Monoisotopic Molecular Weight | 363.277344055 |
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IUPAC Name | (5Z,8Z,11Z,14Z)-20-hydroxy-N-(2-hydroxyethyl)icosa-5,8,11,14-tetraenamide |
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Traditional Name | 20-hete-EA |
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CAS Registry Number | 942069-11-6 |
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SMILES | OCCCCC\C=C/C\C=C/C\C=C/C\C=C/CCCC(=O)NCCO |
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InChI Identifier | InChI=1S/C22H37NO3/c24-20-17-15-13-11-9-7-5-3-1-2-4-6-8-10-12-14-16-18-22(26)23-19-21-25/h1,3-4,6-7,9-10,12,24-25H,2,5,8,11,13-21H2,(H,23,26)/b3-1-,6-4-,9-7-,12-10- |
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InChI Key | QRMZDMUHHZLRMH-DTLRTWKJSA-N |
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Chemical Taxonomy |
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Description | Belongs to the class of organic compounds known as n-acylethanolamines. N-acylethanolamines are compounds containing an N-acyethanolamine moiety, which is characterized by an acyl group is linked to the nitrogen atom of ethanolamine. |
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Kingdom | Organic compounds |
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Super Class | Organic nitrogen compounds |
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Class | Organonitrogen compounds |
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Sub Class | Amines |
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Direct Parent | N-acylethanolamines |
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Alternative Parents | |
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Substituents | - N-acylethanolamine
- Fatty amide
- N-acyl-amine
- Fatty acyl
- Carboxamide group
- Secondary carboxylic acid amide
- Carboxylic acid derivative
- Alcohol
- Organooxygen compound
- Primary alcohol
- Hydrocarbon derivative
- Organic oxide
- Organopnictogen compound
- Organic oxygen compound
- Carbonyl group
- Aliphatic acyclic compound
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Molecular Framework | Aliphatic acyclic compounds |
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External Descriptors | |
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Ontology |
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Physiological effect | Not Available |
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Disposition | |
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Process | |
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Role | |
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Physical Properties |
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State | Solid |
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Experimental Molecular Properties | Property | Value | Reference |
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Melting Point | Not Available | Not Available | Boiling Point | Not Available | Not Available | Water Solubility | Not Available | Not Available | LogP | Not Available | Not Available |
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Experimental Chromatographic Properties | Not Available |
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Predicted Molecular Properties | |
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Predicted Chromatographic Properties | Predicted Collision Cross SectionsPredicted Kovats Retention IndicesUnderivatizedDerivatizedDerivative Name / Structure | SMILES | Kovats RI Value | Column Type | Reference |
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20-HETE ethanolamide,1TMS,isomer #1 | C[Si](C)(C)OCCCCC/C=C\C/C=C\C/C=C\C/C=C\CCCC(=O)NCCO | 3172.1 | Semi standard non polar | 33892256 | 20-HETE ethanolamide,1TMS,isomer #2 | C[Si](C)(C)OCCNC(=O)CCC/C=C\C/C=C\C/C=C\C/C=C\CCCCCO | 3141.3 | Semi standard non polar | 33892256 | 20-HETE ethanolamide,1TMS,isomer #3 | C[Si](C)(C)N(CCO)C(=O)CCC/C=C\C/C=C\C/C=C\C/C=C\CCCCCO | 3060.8 | Semi standard non polar | 33892256 | 20-HETE ethanolamide,2TMS,isomer #1 | C[Si](C)(C)OCCCCC/C=C\C/C=C\C/C=C\C/C=C\CCCC(=O)NCCO[Si](C)(C)C | 3131.4 | Semi standard non polar | 33892256 | 20-HETE ethanolamide,2TMS,isomer #2 | C[Si](C)(C)OCCCCC/C=C\C/C=C\C/C=C\C/C=C\CCCC(=O)N(CCO)[Si](C)(C)C | 3097.8 | Semi standard non polar | 33892256 | 20-HETE ethanolamide,2TMS,isomer #3 | C[Si](C)(C)OCCN(C(=O)CCC/C=C\C/C=C\C/C=C\C/C=C\CCCCCO)[Si](C)(C)C | 3107.1 | Semi standard non polar | 33892256 | 20-HETE ethanolamide,3TMS,isomer #1 | C[Si](C)(C)OCCCCC/C=C\C/C=C\C/C=C\C/C=C\CCCC(=O)N(CCO[Si](C)(C)C)[Si](C)(C)C | 3115.6 | Semi standard non polar | 33892256 | 20-HETE ethanolamide,3TMS,isomer #1 | C[Si](C)(C)OCCCCC/C=C\C/C=C\C/C=C\C/C=C\CCCC(=O)N(CCO[Si](C)(C)C)[Si](C)(C)C | 3157.7 | Standard non polar | 33892256 | 20-HETE ethanolamide,3TMS,isomer #1 | C[Si](C)(C)OCCCCC/C=C\C/C=C\C/C=C\C/C=C\CCCC(=O)N(CCO[Si](C)(C)C)[Si](C)(C)C | 3028.3 | Standard polar | 33892256 | 20-HETE ethanolamide,1TBDMS,isomer #1 | CC(C)(C)[Si](C)(C)OCCCCC/C=C\C/C=C\C/C=C\C/C=C\CCCC(=O)NCCO | 3427.1 | Semi standard non polar | 33892256 | 20-HETE ethanolamide,1TBDMS,isomer #2 | CC(C)(C)[Si](C)(C)OCCNC(=O)CCC/C=C\C/C=C\C/C=C\C/C=C\CCCCCO | 3378.9 | Semi standard non polar | 33892256 | 20-HETE ethanolamide,1TBDMS,isomer #3 | CC(C)(C)[Si](C)(C)N(CCO)C(=O)CCC/C=C\C/C=C\C/C=C\C/C=C\CCCCCO | 3301.1 | Semi standard non polar | 33892256 | 20-HETE ethanolamide,2TBDMS,isomer #1 | CC(C)(C)[Si](C)(C)OCCCCC/C=C\C/C=C\C/C=C\C/C=C\CCCC(=O)NCCO[Si](C)(C)C(C)(C)C | 3648.3 | Semi standard non polar | 33892256 | 20-HETE ethanolamide,2TBDMS,isomer #2 | CC(C)(C)[Si](C)(C)OCCCCC/C=C\C/C=C\C/C=C\C/C=C\CCCC(=O)N(CCO)[Si](C)(C)C(C)(C)C | 3568.0 | Semi standard non polar | 33892256 | 20-HETE ethanolamide,2TBDMS,isomer #3 | CC(C)(C)[Si](C)(C)OCCN(C(=O)CCC/C=C\C/C=C\C/C=C\C/C=C\CCCCCO)[Si](C)(C)C(C)(C)C | 3583.0 | Semi standard non polar | 33892256 | 20-HETE ethanolamide,3TBDMS,isomer #1 | CC(C)(C)[Si](C)(C)OCCCCC/C=C\C/C=C\C/C=C\C/C=C\CCCC(=O)N(CCO[Si](C)(C)C(C)(C)C)[Si](C)(C)C(C)(C)C | 3863.0 | Semi standard non polar | 33892256 | 20-HETE ethanolamide,3TBDMS,isomer #1 | CC(C)(C)[Si](C)(C)OCCCCC/C=C\C/C=C\C/C=C\C/C=C\CCCC(=O)N(CCO[Si](C)(C)C(C)(C)C)[Si](C)(C)C(C)(C)C | 3660.0 | Standard non polar | 33892256 | 20-HETE ethanolamide,3TBDMS,isomer #1 | CC(C)(C)[Si](C)(C)OCCCCC/C=C\C/C=C\C/C=C\C/C=C\CCCC(=O)N(CCO[Si](C)(C)C(C)(C)C)[Si](C)(C)C(C)(C)C | 3149.7 | Standard polar | 33892256 |
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| GC-MS SpectraSpectrum Type | Description | Splash Key | Deposition Date | Source | View |
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Predicted GC-MS | Predicted GC-MS Spectrum - 20-HETE ethanolamide GC-MS (Non-derivatized) - 70eV, Positive | splash10-0j59-3589000000-3b2241d486c86688ef75 | 2017-09-01 | Wishart Lab | View Spectrum | Predicted GC-MS | Predicted GC-MS Spectrum - 20-HETE ethanolamide GC-MS (2 TMS) - 70eV, Positive | splash10-0fdo-5439700000-2ce10d8e6ec266bf7497 | 2017-10-06 | Wishart Lab | View Spectrum | Predicted GC-MS | Predicted GC-MS Spectrum - 20-HETE ethanolamide GC-MS (Non-derivatized) - 70eV, Positive | Not Available | 2021-10-12 | Wishart Lab | View Spectrum |
MS/MS SpectraSpectrum Type | Description | Splash Key | Deposition Date | Source | View |
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Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - 20-HETE ethanolamide 10V, Positive-QTOF | splash10-03dj-3019000000-f2029ffb36e80f0831fa | 2017-09-01 | Wishart Lab | View Spectrum | Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - 20-HETE ethanolamide 20V, Positive-QTOF | splash10-03dl-9023000000-b8b72230e0c2ee44dd70 | 2017-09-01 | Wishart Lab | View Spectrum | Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - 20-HETE ethanolamide 40V, Positive-QTOF | splash10-03dl-9131000000-46f2377e1f133b01723b | 2017-09-01 | Wishart Lab | View Spectrum | Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - 20-HETE ethanolamide 10V, Negative-QTOF | splash10-03di-0009000000-f110e36f00b594851805 | 2017-09-01 | Wishart Lab | View Spectrum | Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - 20-HETE ethanolamide 20V, Negative-QTOF | splash10-03dl-3009000000-83198bcf34c23d1f14af | 2017-09-01 | Wishart Lab | View Spectrum | Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - 20-HETE ethanolamide 40V, Negative-QTOF | splash10-0006-9011000000-a8fbb4764172356595f9 | 2017-09-01 | Wishart Lab | View Spectrum | Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - 20-HETE ethanolamide 10V, Negative-QTOF | splash10-03di-0009000000-9e3358e490a06a8fff0c | 2021-09-23 | Wishart Lab | View Spectrum | Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - 20-HETE ethanolamide 20V, Negative-QTOF | splash10-03di-3119000000-5a324625cccf8671a86f | 2021-09-23 | Wishart Lab | View Spectrum | Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - 20-HETE ethanolamide 40V, Negative-QTOF | splash10-0006-9003000000-97c2fbd008005d741243 | 2021-09-23 | Wishart Lab | View Spectrum | Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - 20-HETE ethanolamide 10V, Positive-QTOF | splash10-03di-7219000000-ae8a82a0373146ed1cda | 2021-09-24 | Wishart Lab | View Spectrum | Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - 20-HETE ethanolamide 20V, Positive-QTOF | splash10-03dl-9001000000-0044622ae985419b2409 | 2021-09-24 | Wishart Lab | View Spectrum | Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - 20-HETE ethanolamide 40V, Positive-QTOF | splash10-03di-9300000000-46979c19002f897fe2ed | 2021-09-24 | Wishart Lab | View Spectrum |
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General References | - Hofmann U, Domeier E, Frantz S, Laser M, Weckler B, Kuhlencordt P, Heuer S, Keweloh B, Ertl G, Bonz AW: Increased myocardial oxygen consumption by TNF-alpha is mediated by a sphingosine signaling pathway. Am J Physiol Heart Circ Physiol. 2003 Jun;284(6):H2100-5. Epub 2003 Jan 30. [PubMed:12560208 ]
- Tripathy S, Kleppinger-Sparace K, Dixon RA, Chapman KD: N-acylethanolamine signaling in tobacco is mediated by a membrane-associated, high-affinity binding protein. Plant Physiol. 2003 Apr;131(4):1781-91. [PubMed:12692337 ]
- Lecour S, Smith RM, Woodward B, Opie LH, Rochette L, Sack MN: Identification of a novel role for sphingolipid signaling in TNF alpha and ischemic preconditioning mediated cardioprotection. J Mol Cell Cardiol. 2002 May;34(5):509-18. [PubMed:12056855 ]
- Amadou A, Nawrocki A, Best-Belpomme M, Pavoine C, Pecker F: Arachidonic acid mediates dual effect of TNF-alpha on Ca2+ transients and contraction of adult rat cardiomyocytes. Am J Physiol Cell Physiol. 2002 Jun;282(6):C1339-47. [PubMed:11997249 ]
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