Record Information |
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Version | 5.0 |
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Status | Detected and Quantified |
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Creation Date | 2008-09-15 09:54:58 UTC |
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Update Date | 2021-09-14 15:48:00 UTC |
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HMDB ID | HMDB0010202 |
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Secondary Accession Numbers | |
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Metabolite Identification |
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Common Name | 12-HEPE |
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Description | 12-HEPE is hydroxy derivative of 12-lipoxygenase metabolites of Eicosapentaenoic acid (EPA). 12S-HEPE participates in platelet-neutrophil interactions in a manner similar to 12S-HETE. It can also compete with endogenous arachidonic acid for 5-lipoxygenation in stimulated human neutrophils. By providing competing substrates for neutrophil 5-lipoxygenase, platelets might contribute to the antiinflammatory potential of dietary n-3 fatty acids through platelet-neutrophil interaction. ( PMID: 2116491 ). |
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Structure | CC\C=C/C\C=C/CC(O)\C=C\C=C/C\C=C/CCCC(O)=O InChI=1S/C20H30O3/c1-2-3-4-5-10-13-16-19(21)17-14-11-8-6-7-9-12-15-18-20(22)23/h3-4,7-11,13-14,17,19,21H,2,5-6,12,15-16,18H2,1H3,(H,22,23)/b4-3-,9-7-,11-8-,13-10-,17-14+ |
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Synonyms | Value | Source |
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(+-)-12-HEPE | ChEBI | (+-)-12-Hydroxy-5Z,8Z,10E,14Z,17Z-eicosapentaenoic acid | ChEBI | (5Z,8Z,10E,14Z,17Z)-12-Hydroxyeicosa-5,8,10,14,17-pentaenoic acid | ChEBI | 12-Hydroxy-5Z,8Z,10E,14Z,17Z-icosapentaenoic acid | ChEBI | 12-Hydroxyicosa-(5Z,8Z,10E,14Z,17Z)-pentaenoic acid | ChEBI | (+-)-12-Hydroxy-5Z,8Z,10E,14Z,17Z-eicosapentaenoate | Generator | (5Z,8Z,10E,14Z,17Z)-12-Hydroxyeicosa-5,8,10,14,17-pentaenoate | Generator | 12-Hydroxy-5Z,8Z,10E,14Z,17Z-icosapentaenoate | Generator | 12-Hydroxyicosa-(5Z,8Z,10E,14Z,17Z)-pentaenoate | Generator | 12-Hydroxy-5,8,10,14,17-eicosapentaenoate | HMDB | 12-Hydroxy-5,8,10,14,17-eicosapentaenoic acid | HMDB | 12-Hydroxyeicosapentaenoate | HMDB | 12-Hydroxyeicosapentaenoic acid | HMDB | 12-Hydroxy-5,8,10,14,17-eicospentaenoic acid, (e,Z,Z,Z,Z)-isomer | HMDB | 12-HEP | HMDB | 12-Hydroxy-5,8,10,14,17-eicospentaenoic acid | HMDB |
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Chemical Formula | C20H30O3 |
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Average Molecular Weight | 318.4504 |
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Monoisotopic Molecular Weight | 318.219494826 |
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IUPAC Name | (5Z,8Z,10E,14Z,17Z)-12-hydroxyicosa-5,8,10,14,17-pentaenoic acid |
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Traditional Name | 12-hepe |
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CAS Registry Number | Not Available |
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SMILES | CC\C=C/C\C=C/CC(O)\C=C\C=C/C\C=C/CCCC(O)=O |
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InChI Identifier | InChI=1S/C20H30O3/c1-2-3-4-5-10-13-16-19(21)17-14-11-8-6-7-9-12-15-18-20(22)23/h3-4,7-11,13-14,17,19,21H,2,5-6,12,15-16,18H2,1H3,(H,22,23)/b4-3-,9-7-,11-8-,13-10-,17-14+ |
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InChI Key | MCRJLMXYVFDXLS-QGQBRVLBSA-N |
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Chemical Taxonomy |
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Description | Belongs to the class of organic compounds known as hydroxyeicosapentaenoic acids. These are eicosanoic acids with an attached hydroxyl group and five CC double bonds. |
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Kingdom | Organic compounds |
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Super Class | Lipids and lipid-like molecules |
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Class | Fatty Acyls |
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Sub Class | Eicosanoids |
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Direct Parent | Hydroxyeicosapentaenoic acids |
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Alternative Parents | |
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Substituents | - Hydroxyeicosapentaenoic acid
- Long-chain fatty acid
- Hydroxy fatty acid
- Fatty acid
- Unsaturated fatty acid
- Secondary alcohol
- Carboxylic acid derivative
- Carboxylic acid
- Monocarboxylic acid or derivatives
- Organic oxide
- Organic oxygen compound
- Alcohol
- Hydrocarbon derivative
- Carbonyl group
- Organooxygen compound
- 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 | Not Available |
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Role | Not Available |
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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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12-HEPE,1TMS,isomer #1 | CC/C=C\C/C=C\CC(/C=C/C=C\C/C=C\CCCC(=O)O)O[Si](C)(C)C | 2788.3 | Semi standard non polar | 33892256 | 12-HEPE,1TMS,isomer #2 | CC/C=C\C/C=C\CC(O)/C=C/C=C\C/C=C\CCCC(=O)O[Si](C)(C)C | 2648.3 | Semi standard non polar | 33892256 | 12-HEPE,2TMS,isomer #1 | CC/C=C\C/C=C\CC(/C=C/C=C\C/C=C\CCCC(=O)O[Si](C)(C)C)O[Si](C)(C)C | 2695.5 | Semi standard non polar | 33892256 | 12-HEPE,1TBDMS,isomer #1 | CC/C=C\C/C=C\CC(/C=C/C=C\C/C=C\CCCC(=O)O)O[Si](C)(C)C(C)(C)C | 3023.1 | Semi standard non polar | 33892256 | 12-HEPE,1TBDMS,isomer #2 | CC/C=C\C/C=C\CC(O)/C=C/C=C\C/C=C\CCCC(=O)O[Si](C)(C)C(C)(C)C | 2885.1 | Semi standard non polar | 33892256 | 12-HEPE,2TBDMS,isomer #1 | CC/C=C\C/C=C\CC(/C=C/C=C\C/C=C\CCCC(=O)O[Si](C)(C)C(C)(C)C)O[Si](C)(C)C(C)(C)C | 3182.9 | Semi standard non polar | 33892256 |
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