| 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 09:55:08 UTC |
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| Update Date | 2021-09-14 15:44:19 UTC |
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| HMDB ID | HMDB0010212 |
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| Secondary Accession Numbers | |
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| Metabolite Identification |
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| Common Name | 17,18-EpETE |
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| Description | 17,18-EpETE, also known as 17,18-eeq or 17R,18S-epete, belongs to the class of organic compounds known as long-chain fatty acids. These are fatty acids with an aliphatic tail that contains between 13 and 21 carbon atoms. Thus, 17,18-epete is considered to be an eicosanoid. Based on a literature review a significant number of articles have been published on 17,18-EpETE. |
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| Structure | CCC1OC1C\C=C/C\C=C/C\C=C/C\C=C/CCCC(O)=O InChI=1S/C20H30O3/c1-2-18-19(23-18)16-14-12-10-8-6-4-3-5-7-9-11-13-15-17-20(21)22/h3,5-6,8-9,11-12,14,18-19H,2,4,7,10,13,15-17H2,1H3,(H,21,22)/b5-3-,8-6-,11-9-,14-12- |
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| Synonyms | | Value | Source |
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| 17(18)-Epoxy-5Z,8Z,11Z,14Z-eicosatetraenoic acid | ChEBI | | 17,18-EEQ | ChEBI | | 17,18-EETeTr | ChEBI | | 17,18-Epoxyeicosatetraenoic acid | ChEBI | | 17,18-Epoxyicosatetraenoic acid | ChEBI | | 17(18)-Epoxy-5Z,8Z,11Z,14Z-eicosatetraenoate | Generator | | 17,18-Epoxyeicosatetraenoate | Generator | | 17,18-Epoxyicosatetraenoate | Generator | | (5E,8E,11E,14E)-16-(3-Ethyloxiran-2-yl)hexadeca-5,8,11,14-tetraenoate | HMDB | | (5E,8E,11E,14E)-16-(3-Ethyloxiran-2-yl)hexadeca-5,8,11,14-tetraenoic acid | HMDB | | (5Z,8Z,11Z,14Z)-(17R,18S)-17,18-Epoxyicosa-5,8,11,14-tetraenoate | HMDB | | (5Z,8Z,11Z,14Z)-(17R,18S)-17,18-Epoxyicosa-5,8,11,14-tetraenoic acid | HMDB | | 17,18-Epoxy-5,8,11,14-eicosatetraenoate | HMDB | | 17,18-Epoxy-5,8,11,14-eicosatetraenoic acid | HMDB | | 17R,18S-EpETE | HMDB | | 17R,18S-Epoxy-5Z,8Z,11Z,14Z-eicosatetraenoate | HMDB | | 17R,18S-Epoxy-5Z,8Z,11Z,14Z-eicosatetraenoic acid | HMDB | | 17R,18S-Epoxy-5Z,8Z,11Z,14Z-icosatetraenoate | HMDB | | 17R,18S-Epoxy-5Z,8Z,11Z,14Z-icosatetraenoic acid | HMDB | | 17,18-EpETE | MeSH |
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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,11Z,14Z)-16-(3-ethyloxiran-2-yl)hexadeca-5,8,11,14-tetraenoic acid |
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| Traditional Name | (5Z,8Z,11Z,14Z)-16-(3-ethyloxiran-2-yl)hexadeca-5,8,11,14-tetraenoic acid |
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| CAS Registry Number | 131339-23-6 |
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| SMILES | CCC1OC1C\C=C/C\C=C/C\C=C/C\C=C/CCCC(O)=O |
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| InChI Identifier | InChI=1S/C20H30O3/c1-2-18-19(23-18)16-14-12-10-8-6-4-3-5-7-9-11-13-15-17-20(21)22/h3,5-6,8-9,11-12,14,18-19H,2,4,7,10,13,15-17H2,1H3,(H,21,22)/b5-3-,8-6-,11-9-,14-12- |
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| InChI Key | GPQVVJQEBXAKBJ-JPURVOHMSA-N |
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| Chemical Taxonomy |
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| Description | Belongs to the class of organic compounds known as long-chain fatty acids. These are fatty acids with an aliphatic tail that contains between 13 and 21 carbon atoms. |
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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 | Fatty acids and conjugates |
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| Direct Parent | Long-chain fatty acids |
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| Alternative Parents | |
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| Substituents | - Long-chain fatty acid
- Epoxy fatty acid
- Heterocyclic fatty acid
- Unsaturated fatty acid
- Carboxylic acid derivative
- Carboxylic acid
- Dialkyl ether
- Oxirane
- Ether
- Monocarboxylic acid or derivatives
- Organoheterocyclic compound
- Oxacycle
- Organic oxide
- Hydrocarbon derivative
- Carbonyl group
- Organooxygen compound
- Organic oxygen compound
- Aliphatic heteromonocyclic compound
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| Molecular Framework | Aliphatic heteromonocyclic 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 Retention Times Underivatized| Chromatographic Method | Retention Time | Reference |
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| Measured using a Waters Acquity ultraperformance liquid chromatography (UPLC) ethylene-bridged hybrid (BEH) C18 column (100 mm × 2.1 mm; 1.7 μmparticle diameter)). Predicted by Afia on May 17, 2022. | 7.12 minutes | 32390414 | | Predicted by Siyang on May 30, 2022 | 23.8233 minutes | 33406817 | | Predicted by Siyang using ReTip algorithm on June 8, 2022 | 0.86 minutes | 32390414 | | AjsUoB = Accucore 150 Amide HILIC with 10mM Ammonium Formate, 0.1% Formic Acid | 34.0 seconds | 40023050 | | Fem_Long = Waters ACQUITY UPLC HSS T3 C18 with Water:MeOH and 0.1% Formic Acid | 3145.9 seconds | 40023050 | | Fem_Lipids = Ascentis Express C18 with (60:40 water:ACN):(90:10 IPA:ACN) and 10mM NH4COOH + 0.1% Formic Acid | 558.3 seconds | 40023050 | | Life_Old = Waters ACQUITY UPLC BEH C18 with Water:(20:80 acetone:ACN) and 0.1% Formic Acid | 230.7 seconds | 40023050 | | Life_New = RP Waters ACQUITY UPLC HSS T3 C18 with Water:(30:70 MeOH:ACN) and 0.1% Formic Acid | 406.7 seconds | 40023050 | | RIKEN = Waters ACQUITY UPLC BEH C18 with Water:ACN and 0.1% Formic Acid | 697.6 seconds | 40023050 | | Eawag_XBridgeC18 = XBridge C18 3.5u 2.1x50 mm with Water:MeOH and 0.1% Formic Acid | 1165.4 seconds | 40023050 | | BfG_NTS_RP1 =Agilent Zorbax Eclipse Plus C18 (2.1 mm x 150 mm, 3.5 um) with Water:ACN and 0.1% Formic Acid | 580.8 seconds | 40023050 | | HILIC_BDD_2 = Merck SeQuant ZIC-HILIC with ACN(0.1% formic acid):water(16 mM ammonium formate) | 92.0 seconds | 40023050 | | UniToyama_Atlantis = RP Waters Atlantis T3 (2.1 x 150 mm, 5 um) with ACN:Water and 0.1% Formic Acid | 2189.4 seconds | 40023050 | | BDD_C18 = Hypersil Gold 1.9µm C18 with Water:ACN and 0.1% Formic Acid | 746.3 seconds | 40023050 | | UFZ_Phenomenex = Kinetex Core-Shell C18 2.6 um, 3.0 x 100 mm, Phenomenex with Water:MeOH and 0.1% Formic Acid | 1911.6 seconds | 40023050 | | SNU_RIKEN_POS = Waters ACQUITY UPLC BEH C18 with Water:ACN and 0.1% Formic Acid | 850.1 seconds | 40023050 | | RPMMFDA = Waters ACQUITY UPLC BEH C18 with Water:ACN and 0.1% Formic Acid | 534.2 seconds | 40023050 | | MTBLS87 = Merck SeQuant ZIC-pHILIC column with ACN:Water and :ammonium carbonate | 428.5 seconds | 40023050 | | KI_GIAR_zic_HILIC_pH2_7 = Merck SeQuant ZIC-HILIC with ACN:Water and 0.1% FA | 563.9 seconds | 40023050 | | Meister zic-pHILIC pH9.3 = Merck SeQuant ZIC-pHILIC column with ACN:Water 5mM NH4Ac pH9.3 and 5mM ammonium acetate in water | 8.7 seconds | 40023050 |
Predicted Kovats Retention IndicesUnderivatizedDerivatized |
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