Record Information |
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Version | 5.0 |
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Status | Expected but not Quantified |
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Creation Date | 2009-07-25 00:11:52 UTC |
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Update Date | 2022-03-07 02:51:28 UTC |
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HMDB ID | HMDB0013025 |
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Secondary Accession Numbers | |
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Metabolite Identification |
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Common Name | 6,9,12,15,18,21-Tetracosahexaenoic acid |
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Description | 6,9,12,15,18,21-Tetracosahexaenoic acid (24:6n-3) is one of the n-3 PUFA and is a very long chain fatty acid. Distribution of 24:6n-3 in marine organisms was investigated by several researchers. Takagi et al. reported relatively high contents of 24:6n-3 in sea lilies and brittle stars (4–10% of total fatty acids). High 24:6n-3 content was also found in marine coelenterates. In some edible fishes, 24:6n-3 was detected at significant levels (0–10% of total fatty acids).The existence of 24:6n-3 in mammalian tissues was reported with other very long chain fatty acids in the spermatozoa,the retina, and the brain. Voss et al. reported that 24:6n-3 is formed as an intermediate in the metabolic pathway from 20:5n-3 to 22:6n-3 in rat liver. Even though 24:6n-3 is a PUFA existing in fish and mammalian species, physiological functions of 24:6n-3 have not been studied. As functions to be studied, anti-inflammatory and antiallergic. effects of 24:6n-3 are noteworthy because these events are known to be closely related to the unsaturated fatty acid metabolism such as in the arachidonic acid cascade, and 20:5n-3 and 22:6n-3 were reported to suppress inflammatory actions by influencing arachidonic acid metabolism.s24:6n-3 could inhibit the antigen-stimulated production of LT-related compounds as well as other n-3 polyunsaturated fatty acids (PUFA) such as eicosapentaenoic. acid (20:5n-3) and docosahexaenoic acid (22:6n-3), which are major n-3 PUFA in fish oils; 24:6n-3 was also shown to reduce the histamine content in MC/9 cells at 25 uM (27% reduction from the control), and the effect was diminished with increase of the fatty acid concentration (up to 100 uM). These two n-3 PUFA, 20:5n-3 and 22:6n-3, also reduced the histamine content (16 and 20% reduction at 25 μM, respectively), whereas arachidonic acid (20:4n-6) increased it (18% increase at 25 μM). |
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Structure | CCC=CCC=CCC=CCC=CCC=CCC=CCCCCC(O)=O InChI=1S/C24H36O2/c1-2-3-4-5-6-7-8-9-10-11-12-13-14-15-16-17-18-19-20-21-22-23-24(25)26/h3-4,6-7,9-10,12-13,15-16,18-19H,2,5,8,11,14,17,20-23H2,1H3,(H,25,26) |
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Synonyms | Value | Source |
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6,9,12,15,18,21-Tetracosahexaenoate | Generator | Tetracosa-6,9,12,15,18,21-hexaenoate | HMDB |
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Chemical Formula | C24H36O2 |
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Average Molecular Weight | 356.55 |
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Monoisotopic Molecular Weight | 356.271530399 |
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IUPAC Name | tetracosa-6,9,12,15,18,21-hexaenoic acid |
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Traditional Name | tetracosa-6,9,12,15,18,21-hexaenoic acid |
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CAS Registry Number | Not Available |
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SMILES | CCC=CCC=CCC=CCC=CCC=CCC=CCCCCC(O)=O |
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InChI Identifier | InChI=1S/C24H36O2/c1-2-3-4-5-6-7-8-9-10-11-12-13-14-15-16-17-18-19-20-21-22-23-24(25)26/h3-4,6-7,9-10,12-13,15-16,18-19H,2,5,8,11,14,17,20-23H2,1H3,(H,25,26) |
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InChI Key | YHGJECVSSKXFCJ-UHFFFAOYSA-N |
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Chemical Taxonomy |
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Description | Belongs to the class of organic compounds known as very long-chain fatty acids. These are fatty acids with an aliphatic tail that contains at least 22 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 | Very long-chain fatty acids |
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Alternative Parents | |
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Substituents | - Very long-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 | Not Available |
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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 | | Show more...
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Predicted Chromatographic Properties | Predicted Collision Cross SectionsPredicted Kovats Retention IndicesUnderivatizedMetabolite | SMILES | Kovats RI Value | Column Type | Reference |
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6,9,12,15,18,21-Tetracosahexaenoic acid | CCC=CCC=CCC=CCC=CCC=CCC=CCCCCC(O)=O | 4183.2 | Standard polar | 33892256 | 6,9,12,15,18,21-Tetracosahexaenoic acid | CCC=CCC=CCC=CCC=CCC=CCC=CCCCCC(O)=O | 2405.4 | Standard non polar | 33892256 | 6,9,12,15,18,21-Tetracosahexaenoic acid | CCC=CCC=CCC=CCC=CCC=CCC=CCCCCC(O)=O | 2721.9 | Semi standard non polar | 33892256 |
DerivatizedDerivative Name / Structure | SMILES | Kovats RI Value | Column Type | Reference |
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6,9,12,15,18,21-Tetracosahexaenoic acid,1TMS,isomer #1 | CCC=CCC=CCC=CCC=CCC=CCC=CCCCCC(=O)O[Si](C)(C)C | 2747.9 | Semi standard non polar | 33892256 | 6,9,12,15,18,21-Tetracosahexaenoic acid,1TBDMS,isomer #1 | CCC=CCC=CCC=CCC=CCC=CCC=CCCCCC(=O)O[Si](C)(C)C(C)(C)C | 3004.0 | Semi standard non polar | 33892256 |
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Spectra |
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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 - 6,9,12,15,18,21-Tetracosahexaenoic acid 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 - 6,9,12,15,18,21-Tetracosahexaenoic acid 10V, Positive-QTOF | splash10-000i-0009000000-0aecad3f10eefdf7d1b1 | 2019-02-23 | Wishart Lab | View Spectrum | Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - 6,9,12,15,18,21-Tetracosahexaenoic acid 20V, Positive-QTOF | splash10-03ds-4559000000-d044187c05f199f03f75 | 2019-02-23 | Wishart Lab | View Spectrum | Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - 6,9,12,15,18,21-Tetracosahexaenoic acid 40V, Positive-QTOF | splash10-01p2-9673000000-fe0e36efc6429aef7914 | 2019-02-23 | Wishart Lab | View Spectrum | Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - 6,9,12,15,18,21-Tetracosahexaenoic acid 10V, Negative-QTOF | splash10-0a4i-0009000000-2a2103fe5e22d781b9b9 | 2019-02-23 | Wishart Lab | View Spectrum | Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - 6,9,12,15,18,21-Tetracosahexaenoic acid 20V, Negative-QTOF | splash10-0bti-0009000000-093b42344e6284ef767d | 2019-02-23 | Wishart Lab | View Spectrum | Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - 6,9,12,15,18,21-Tetracosahexaenoic acid 40V, Negative-QTOF | splash10-0a4l-9123000000-94c48fd43abe43b10fe7 | 2019-02-23 | Wishart Lab | View Spectrum | Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - 6,9,12,15,18,21-Tetracosahexaenoic acid 10V, Negative-QTOF | splash10-0a4i-0009000000-96a0c6d373c7eb750860 | 2021-09-22 | Wishart Lab | View Spectrum | Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - 6,9,12,15,18,21-Tetracosahexaenoic acid 20V, Negative-QTOF | splash10-0a4r-1009000000-f3cf175eec093aa8f784 | 2021-09-22 | Wishart Lab | View Spectrum | Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - 6,9,12,15,18,21-Tetracosahexaenoic acid 40V, Negative-QTOF | splash10-052f-9033000000-5d444b34f231862080c2 | 2021-09-22 | Wishart Lab | View Spectrum | Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - 6,9,12,15,18,21-Tetracosahexaenoic acid 10V, Positive-QTOF | splash10-0a4r-1119000000-6b60214ee63c5d7a07ae | 2021-09-22 | Wishart Lab | View Spectrum | Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - 6,9,12,15,18,21-Tetracosahexaenoic acid 20V, Positive-QTOF | splash10-05ar-7966000000-0bb0202f87452308f75b | 2021-09-22 | Wishart Lab | View Spectrum | Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - 6,9,12,15,18,21-Tetracosahexaenoic acid 40V, Positive-QTOF | splash10-053u-9710000000-e8579e42e6d94744c449 | 2021-09-22 | 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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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 | Not Available |
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KNApSAcK ID | Not Available |
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Chemspider ID | Not Available |
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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 | Not Available |
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PubChem Compound | 54508254 |
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PDB ID | Not Available |
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ChEBI ID | Not Available |
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Food Biomarker Ontology | Not Available |
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VMH ID | TETHEX3 |
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MarkerDB ID | Not Available |
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Good Scents ID | Not Available |
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References |
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Synthesis Reference | Not Available |
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Material Safety Data Sheet (MSDS) | Not Available |
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General References | - Nichols PD, Danaher KT, Koslow JA: Occurrence of high levels of tetracosahexaenoic acid in the jellyfish Aurelia sp. Lipids. 2003 Nov;38(11):1207-10. [PubMed:14733367 ]
- Simons K, Toomre D: Lipid rafts and signal transduction. Nat Rev Mol Cell Biol. 2000 Oct;1(1):31-9. [PubMed:11413487 ]
- Watson AD: Thematic review series: systems biology approaches to metabolic and cardiovascular disorders. Lipidomics: a global approach to lipid analysis in biological systems. J Lipid Res. 2006 Oct;47(10):2101-11. Epub 2006 Aug 10. [PubMed:16902246 ]
- Sethi JK, Vidal-Puig AJ: Thematic review series: adipocyte biology. Adipose tissue function and plasticity orchestrate nutritional adaptation. J Lipid Res. 2007 Jun;48(6):1253-62. Epub 2007 Mar 20. [PubMed:17374880 ]
- Lingwood D, Simons K: Lipid rafts as a membrane-organizing principle. Science. 2010 Jan 1;327(5961):46-50. doi: 10.1126/science.1174621. [PubMed:20044567 ]
- (). Takagi, T., Kaneniwa, M., and Itabashi, Y. (1986) Fatty Acids in Crinoidea and Ophiuroidea: Occurrence of All-cis-6,9,12,15, 18,21-Tetracosahexaenoic Acid, Lipids 21, 430–433.. .
- Gunstone, Frank D., John L. Harwood, and Albert J. Dijkstra (2007). The lipid handbook with CD-ROM. CRC Press.
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