| Record Information |
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| Version | 5.0 |
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| Status | Expected but not Quantified |
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| Creation Date | 2005-11-20 22:13:23 UTC |
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| Update Date | 2022-03-07 02:49:10 UTC |
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| HMDB ID | HMDB0001568 |
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| Secondary Accession Numbers | - HMDB0010723
- HMDB01568
- HMDB10723
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| Metabolite Identification |
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| Common Name | trans-2-Octenoic acid |
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| Description | trans-2-Octenoic acid or (2E)-oct-2-enoic acid is an olefinic fatty acid that is octanoic acid carrying a double bond at position 2 (the 2E-isomer). It has a role as an animal metabolite. It is a medium-chain fatty acid, a monounsaturated fatty acid, a straight-chain fatty acid and an olefinic fatty acid. It is a conjugate acid of a (2E)-oct-2-enoate. |
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| Structure | InChI=1S/C8H14O2/c1-2-3-4-5-6-7-8(9)10/h6-7H,2-5H2,1H3,(H,9,10)/b7-6+ |
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| Synonyms | | Value | Source |
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| (e)-2-Octenoic acid | ChEBI | | 2-Octenoic acid | ChEBI | | trans-alpha-Octenoic acid | ChEBI | | (e)-2-Octenoate | Generator | | 2-Octenoate | Generator | | trans-a-Octenoate | Generator | | trans-a-Octenoic acid | Generator | | trans-alpha-Octenoate | Generator | | trans-Α-octenoate | Generator | | trans-Α-octenoic acid | Generator | | trans-2-Octenoate | Generator | | (2E)-2-Octenoic acid | HMDB | | (2E)-Oct-2-enoic acid | HMDB | | trans-2-Octenoic acid | HMDB, ChEBI | | (e)-Oct-2-enoate | HMDB | | (e)-Oct-2-enoic acid | HMDB |
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| Chemical Formula | C8H14O2 |
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| Average Molecular Weight | 142.1956 |
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| Monoisotopic Molecular Weight | 142.099379692 |
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| IUPAC Name | (2E)-oct-2-enoic acid |
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| Traditional Name | trans-2-octenoic acid |
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| CAS Registry Number | 1871-67-6 |
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| SMILES | CCCCC\C=C\C(O)=O |
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| InChI Identifier | InChI=1S/C8H14O2/c1-2-3-4-5-6-7-8(9)10/h6-7H,2-5H2,1H3,(H,9,10)/b7-6+ |
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| InChI Key | CWMPPVPFLSZGCY-VOTSOKGWSA-N |
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| Chemical Taxonomy |
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| Description | Belongs to the class of organic compounds known as medium-chain fatty acids. These are fatty acids with an aliphatic tail that contains between 4 and 12 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 | Medium-chain fatty acids |
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| Alternative Parents | |
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| Substituents | - Medium-chain fatty acid
- Unsaturated fatty acid
- Straight chain fatty acid
- Monocarboxylic acid or derivatives
- Carboxylic acid
- Carboxylic acid derivative
- Organic oxygen compound
- Organic oxide
- Hydrocarbon derivative
- Organooxygen 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 | Liquid |
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| Experimental Molecular Properties | |
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| Experimental Chromatographic Properties | Experimental Collision Cross Sections |
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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. Predicted by Afia on May 17, 2022. | 5.86 minutes | 32390414 | | Predicted by Siyang on May 30, 2022 | 15.18 minutes | 33406817 | | Predicted by Siyang using ReTip algorithm on June 8, 2022 | 4.21 minutes | 32390414 | | Fem_Long = Waters ACQUITY UPLC HSS T3 C18 with Water:MeOH and 0.1% Formic Acid | 2028.1 seconds | 40023050 | | Fem_Lipids = Ascentis Express C18 with (60:40 water:ACN):(90:10 IPA:ACN) and 10mM NH4COOH + 0.1% Formic Acid | 468.7 seconds | 40023050 | | Life_Old = Waters ACQUITY UPLC BEH C18 with Water:(20:80 acetone:ACN) and 0.1% Formic Acid | 177.1 seconds | 40023050 | | Life_New = RP Waters ACQUITY UPLC HSS T3 C18 with Water:(30:70 MeOH:ACN) and 0.1% Formic Acid | 329.3 seconds | 40023050 | | RIKEN = Waters ACQUITY UPLC BEH C18 with Water:ACN and 0.1% Formic Acid | 356.8 seconds | 40023050 | | Eawag_XBridgeC18 = XBridge C18 3.5u 2.1x50 mm with Water:MeOH and 0.1% Formic Acid | 619.1 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 | 601.6 seconds | 40023050 | | HILIC_BDD_2 = Merck SeQuant ZIC-HILIC with ACN(0.1% formic acid):water(16 mM ammonium formate) | 166.6 seconds | 40023050 | | UniToyama_Atlantis = RP Waters Atlantis T3 (2.1 x 150 mm, 5 um) with ACN:Water and 0.1% Formic Acid | 1336.7 seconds | 40023050 | | BDD_C18 = Hypersil Gold 1.9µm C18 with Water:ACN and 0.1% Formic Acid | 440.9 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 | 1363.6 seconds | 40023050 | | SNU_RIKEN_POS = Waters ACQUITY UPLC BEH C18 with Water:ACN and 0.1% Formic Acid | 455.0 seconds | 40023050 | | RPMMFDA = Waters ACQUITY UPLC BEH C18 with Water:ACN and 0.1% Formic Acid | 405.8 seconds | 40023050 | | MTBLS87 = Merck SeQuant ZIC-pHILIC column with ACN:Water and :ammonium carbonate | 549.1 seconds | 40023050 | | KI_GIAR_zic_HILIC_pH2_7 = Merck SeQuant ZIC-HILIC with ACN:Water and 0.1% FA | 467.9 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 | 25.3 seconds | 40023050 |
Predicted Kovats Retention IndicesUnderivatizedDerivatized |
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| Spectra |
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| GC-MS Spectra| Spectrum Type | Description | Splash Key | Deposition Date | Source | View |
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| Experimental GC-MS | GC-MS Spectrum - trans-2-Octenoic acid EI-B (Non-derivatized) | splash10-0096-9000000000-801c8e0537a0c78cb64f | 2017-09-12 | HMDB team, MONA, MassBank | View Spectrum | | Experimental GC-MS | GC-MS Spectrum - trans-2-Octenoic acid EI-B (Non-derivatized) | splash10-0096-9000000000-801c8e0537a0c78cb64f | 2018-05-18 | HMDB team, MONA, MassBank | View Spectrum | | Predicted GC-MS | Predicted GC-MS Spectrum - trans-2-Octenoic acid GC-MS (Non-derivatized) - 70eV, Positive | splash10-054x-9100000000-674e58e1403584c37510 | 2016-09-22 | Wishart Lab | View Spectrum | | Predicted GC-MS | Predicted GC-MS Spectrum - trans-2-Octenoic acid GC-MS (1 TMS) - 70eV, Positive | splash10-05i3-9300000000-009fbcd018a04b967cd1 | 2017-10-06 | Wishart Lab | View Spectrum | | Predicted GC-MS | Predicted GC-MS Spectrum - trans-2-Octenoic acid GC-MS (Non-derivatized) - 70eV, Positive | Not Available | 2021-10-12 | Wishart Lab | View Spectrum | | Predicted GC-MS | Predicted GC-MS Spectrum - trans-2-Octenoic acid GC-MS (Non-derivatized) - 70eV, Positive | Not Available | 2021-10-12 | Wishart Lab | View Spectrum |
MS/MS Spectra| Spectrum Type | Description | Splash Key | Deposition Date | Source | View |
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| Experimental LC-MS/MS | LC-MS/MS Spectrum - trans-2-Octenoic acid Quattro_QQQ 10V, Negative-QTOF (Annotated) | splash10-0006-1900000000-b7bf23a0b3d2e169aaaf | 2012-07-24 | HMDB team, MONA | View Spectrum | | Experimental LC-MS/MS | LC-MS/MS Spectrum - trans-2-Octenoic acid Quattro_QQQ 25V, Negative-QTOF (Annotated) | splash10-0006-3900000000-8f50ffbb66fd8d8a4093 | 2012-07-24 | HMDB team, MONA | View Spectrum | | Experimental LC-MS/MS | LC-MS/MS Spectrum - trans-2-Octenoic acid Quattro_QQQ 40V, Negative-QTOF (Annotated) | splash10-0006-4900000000-9d8bc0c8f59ac419fbfd | 2012-07-24 | HMDB team, MONA | View Spectrum | | Experimental LC-MS/MS | LC-MS/MS Spectrum - trans-2-Octenoic acid EI-B (HITACHI M-80B) , Positive-QTOF | splash10-0096-9000000000-41aeee8c78cb838799da | 2012-08-31 | HMDB team, MONA | View Spectrum | | Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - trans-2-Octenoic acid 10V, Positive-QTOF | splash10-002f-3900000000-eabda8115bfbf3fc6fca | 2016-09-14 | Wishart Lab | View Spectrum | | Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - trans-2-Octenoic acid 20V, Positive-QTOF | splash10-001m-9200000000-38d844ded2c3da09c746 | 2016-09-14 | Wishart Lab | View Spectrum | | Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - trans-2-Octenoic acid 40V, Positive-QTOF | splash10-0006-9000000000-b1716f6f88db0d93c495 | 2016-09-14 | Wishart Lab | View Spectrum | | Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - trans-2-Octenoic acid 10V, Negative-QTOF | splash10-0006-1900000000-5d702aa87f7d38dc2009 | 2016-09-14 | Wishart Lab | View Spectrum | | Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - trans-2-Octenoic acid 20V, Negative-QTOF | splash10-0007-6900000000-ddfae845c01ce646730e | 2016-09-14 | Wishart Lab | View Spectrum | | Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - trans-2-Octenoic acid 40V, Negative-QTOF | splash10-0007-9100000000-f2b136da6cc734a29fab | 2016-09-14 | Wishart Lab | View Spectrum | | Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - trans-2-Octenoic acid 10V, Negative-QTOF | splash10-00dl-0900000000-e92c8d4ba859e2c18a1a | 2021-09-23 | Wishart Lab | View Spectrum | | Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - trans-2-Octenoic acid 20V, Negative-QTOF | splash10-0596-0900000000-15af8a5dc0356cd2f4b0 | 2021-09-23 | Wishart Lab | View Spectrum | | Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - trans-2-Octenoic acid 40V, Negative-QTOF | splash10-00kf-9000000000-5f0acc9c148a535551fd | 2021-09-23 | Wishart Lab | View Spectrum | | Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - trans-2-Octenoic acid 10V, Positive-QTOF | splash10-0a4i-9100000000-35fbf6036a26b499b040 | 2021-09-24 | Wishart Lab | View Spectrum | | Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - trans-2-Octenoic acid 20V, Positive-QTOF | splash10-0a4i-9000000000-a8d30352fd0b19afc3f0 | 2021-09-24 | Wishart Lab | View Spectrum | | Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - trans-2-Octenoic acid 40V, Positive-QTOF | splash10-0a4i-9000000000-45f40a1dbaae13a04dae | 2021-09-24 | Wishart Lab | View Spectrum |
NMR Spectra| Spectrum Type | Description | Deposition Date | Source | View |
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| Experimental 1D NMR | 1H NMR Spectrum (1D, 600 MHz, H2O, experimental) | 2012-12-04 | Wishart Lab | View Spectrum | | Experimental 2D NMR | [1H, 13C]-HSQC NMR Spectrum (2D, 600 MHz, CD3OD, experimental) | 2012-12-05 | Wishart Lab | View Spectrum |
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| Biological Properties |
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| Cellular Locations | |
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| Biospecimen Locations | Not Available |
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| Tissue Locations | Not Available |
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| Pathways | |
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| Normal Concentrations |
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| Not Available |
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| Abnormal Concentrations |
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| Not Available |
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| Associated Disorders and Diseases |
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| Disease References | None |
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| Associated OMIM IDs | None |
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| External Links |
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| DrugBank ID | Not Available |
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| Phenol Explorer Compound ID | Not Available |
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| FooDB ID | FDB001088 |
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| KNApSAcK ID | Not Available |
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| Chemspider ID | 4445841 |
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| KEGG Compound ID | Not Available |
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| BioCyc ID | Not Available |
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| BiGG ID | Not Available |
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| Wikipedia Link | Not Available |
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| METLIN ID | 6328 |
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| PubChem Compound | 5282714 |
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| PDB ID | Not Available |
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| ChEBI ID | 86544 |
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| Food Biomarker Ontology | Not Available |
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| VMH ID | Not Available |
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| MarkerDB ID | Not Available |
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| Good Scents ID | rw1048161 |
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| References |
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| Synthesis Reference | Kameda, Kenji; Chikaki, Mariko; Morimoto, Chie; Jiang, Ming; Okuda, Hiromichi. Insulin-like actions of trans-10-hydroxy-2-decanoic acid and its related substances. Wakan Iyakugaku Zasshi (1996), 13(4), 456-457. |
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| Material Safety Data Sheet (MSDS) | Download (PDF) |
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| General References | - Guha L, Seenivasagan T, Iqbal ST, Agrawal OP, Parashar BD: Behavioral and electrophysiological responses of Aedes albopictus to certain acids and alcohols present in human skin emanations. Parasitol Res. 2014 Oct;113(10):3781-7. doi: 10.1007/s00436-014-4044-0. Epub 2014 Jul 23. [PubMed:25049052 ]
- Galdiero F, Folgore A, Galdiero M, Tufano MA: Effect of modification of HEp 2 cell membrane lipidic phase on susceptibility to infection from herpes simplex virus. Infection. 1990 Nov-Dec;18(6):372-5. [PubMed:1963884 ]
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