| Record Information |
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| Version | 2.0 |
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| Created at | 2022-09-07 17:29:09 UTC |
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| Updated at | 2022-09-07 17:29:10 UTC |
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| NP-MRD ID | NP0253577 |
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| Secondary Accession Numbers | None |
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| Natural Product Identification |
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| Common Name | 9,11-octadecadienoic acid |
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| Description | Octadeca-9,11-dienoic acid, also known as 9,11-octadecadienoate or 9,11-isolinoleic acid, belongs to the class of organic compounds known as lineolic acids and derivatives. These are derivatives of lineolic acid. Lineolic acid is a polyunsaturated omega-6 18 carbon long fatty acid, with two CC double bonds at the 9- and 12-positions. 9,11-octadecadienoic acid is found in Carthamus oxyacanthus. 9,11-octadecadienoic acid was first documented in 2005 (PMID: 15526214). Based on a literature review a small amount of articles have been published on Octadeca-9,11-dienoic acid (PMID: 16889785) (PMID: 25293588) (PMID: 23620137) (PMID: 19082939). |
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| Structure | CCCCCCC=CC=CCCCCCCCC(O)=O InChI=1S/C18H32O2/c1-2-3-4-5-6-7-8-9-10-11-12-13-14-15-16-17-18(19)20/h7-10H,2-6,11-17H2,1H3,(H,19,20) |
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| Synonyms | | Value | Source |
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| 9,11-Octadecadienoic acid | ChEBI | | 9,11-Octadecadienoate | Generator | | Octadeca-9,11-dienoate | Generator | | (9Z,11E)-9,11-Octadecadienoic acid | HMDB | | 9,11-Isolinoleic acid | HMDB | | 9,11-Linoleic acid | HMDB | | 9,11-Linoleic acid, (e,e)-isomer | HMDB | | 9,11-Linoleic acid, (e,Z)-isomer | HMDB | | 9,11-Linoleic acid, (Z,e)-isomer | HMDB | | 9,11-Linoleic acid, (Z,Z)-isomer | HMDB | | 9,11-Linoleic acid, potassium salt | HMDB | | 9-cis-11-trans-Octadecadienoic acid | HMDB | | c9t11 CLA | HMDB | | cis-9-trans-11-Octadecadienoic acid | HMDB | | Rumenic acid | HMDB |
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| Chemical Formula | C18H32O2 |
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| Average Mass | 280.4520 Da |
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| Monoisotopic Mass | 280.24023 Da |
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| IUPAC Name | octadeca-9,11-dienoic acid |
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| Traditional Name | conjugated linoleic acid |
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| CAS Registry Number | Not Available |
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| SMILES | CCCCCCC=CC=CCCCCCCCC(O)=O |
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| InChI Identifier | InChI=1S/C18H32O2/c1-2-3-4-5-6-7-8-9-10-11-12-13-14-15-16-17-18(19)20/h7-10H,2-6,11-17H2,1H3,(H,19,20) |
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| InChI Key | JBYXPOFIGCOSSB-UHFFFAOYSA-N |
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| Experimental Spectra |
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| Not Available | | Predicted Spectra |
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| Not Available | | Chemical Shift Submissions |
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| Not Available | | Species |
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| Species of Origin | |
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| Chemical Taxonomy |
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| Description | Belongs to the class of organic compounds known as lineolic acids and derivatives. These are derivatives of lineolic acid. Lineolic acid is a polyunsaturated omega-6 18 carbon long fatty acid, with two CC double bonds at the 9- and 12-positions. |
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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 | Lineolic acids and derivatives |
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| Direct Parent | Lineolic acids and derivatives |
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| Alternative Parents | |
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| Substituents | - Octadecanoid
- Long-chain fatty acid
- 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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| Physical Properties |
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| State | Not Available |
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| Experimental 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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| Predicted Properties | |
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| General References | - Iwahashi H, Hirai T, Kumamoto K: High performance liquid chromatography/electron spin resonance/mass spectrometry analyses of radicals formed in an anaerobic reaction of 9- (or 13-) hydroperoxide octadecadienoic acids with ferrous ions. J Chromatogr A. 2006 Nov 3;1132(1-2):67-75. doi: 10.1016/j.chroma.2006.07.028. Epub 2006 Aug 4. [PubMed:16889785 ]
- Teder T, Boeglin WE, Brash AR: Lipoxygenase-catalyzed transformation of epoxy fatty acids to hydroxy-endoperoxides: a potential P450 and lipoxygenase interaction. J Lipid Res. 2014 Dec;55(12):2587-96. doi: 10.1194/jlr.M054072. Epub 2014 Oct 7. [PubMed:25293588 ]
- Salvatore SR, Vitturi DA, Baker PR, Bonacci G, Koenitzer JR, Woodcock SR, Freeman BA, Schopfer FJ: Characterization and quantification of endogenous fatty acid nitroalkene metabolites in human urine. J Lipid Res. 2013 Jul;54(7):1998-2009. doi: 10.1194/jlr.M037804. Epub 2013 Apr 25. [PubMed:23620137 ]
- Iwahashi H: High performance liquid chromatography/electron spin resonance/mass spectrometry analyses of lipid-derived radicals. Methods Mol Biol. 2008;477:65-73. doi: 10.1007/978-1-60327-517-0_6. [PubMed:19082939 ]
- Gerhardt B, Fischer K, Balkenhohl TJ, Pohnert G, Kuhn H, Wasternack C, Feussner I: Lipoxygenase-mediated metabolism of storage lipids in germinating sunflower cotyledons and beta-oxidation of (9Z,11E,13S)-13-hydroxy-octadeca-9,11-dienoic acid by the cotyledonary glyoxysomes. Planta. 2005 Apr;220(6):919-30. doi: 10.1007/s00425-004-1408-1. Epub 2004 Nov 4. [PubMed:15526214 ]
- LOTUS database [Link]
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