Record Information |
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Version | 5.0 |
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Status | Detected but not Quantified |
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Creation Date | 2012-09-11 17:42:10 UTC |
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Update Date | 2023-02-21 17:20:16 UTC |
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HMDB ID | HMDB0031294 |
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Secondary Accession Numbers | |
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Metabolite Identification |
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Common Name | 2-Octanone |
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Description | 2-Octanone, also known as octan-2-one or fema 2802, belongs to the class of organic compounds known as ketones. These are organic compounds in which a carbonyl group is bonded to two carbon atoms R2C=O (neither R may be a hydrogen atom). Ketones that have one or more alpha-hydrogen atoms undergo keto-enol tautomerization, the tautomer being an enol. Thus, 2-octanone is considered to be an oxygenated hydrocarbon lipid molecule. 2-Octanone is a very hydrophobic molecule, practically insoluble in water, and relatively neutral. 2-Octanone is a bitter, earthy, and gasoline tasting compound. 2-Octanone has been detected, but not quantified, in several different foods, such as tortilla chips, cloves, tea, corns, and pomes. This could make 2-octanone a potential biomarker for the consumption of these foods. A methyl ketone that is octane substituted by an oxo group at position 2. |
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Structure | InChI=1S/C8H16O/c1-3-4-5-6-7-8(2)9/h3-7H2,1-2H3 |
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Synonyms | Value | Source |
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N-Hexyl methyl ketone | ChEBI | Hexyl methyl ketone | MeSH | Octan-2-one | ChEMBL, HMDB | FEMA 2802 | HMDB | 2-Octanone | MeSH |
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Chemical Formula | C8H16O |
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Average Molecular Weight | 128.212 |
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Monoisotopic Molecular Weight | 128.120115134 |
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IUPAC Name | octan-2-one |
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Traditional Name | 2-octanone |
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CAS Registry Number | 111-13-7 |
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SMILES | CCCCCCC(C)=O |
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InChI Identifier | InChI=1S/C8H16O/c1-3-4-5-6-7-8(2)9/h3-7H2,1-2H3 |
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InChI Key | ZPVFWPFBNIEHGJ-UHFFFAOYSA-N |
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Chemical Taxonomy |
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Description | Belongs to the class of organic compounds known as ketones. These are organic compounds in which a carbonyl group is bonded to two carbon atoms R2C=O (neither R may be a hydrogen atom). Ketones that have one or more alpha-hydrogen atoms undergo keto-enol tautomerization, the tautomer being an enol. |
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Kingdom | Organic compounds |
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Super Class | Organic oxygen compounds |
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Class | Organooxygen compounds |
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Sub Class | Carbonyl compounds |
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Direct Parent | Ketones |
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Alternative Parents | |
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Substituents | - Ketone
- Organic oxide
- Hydrocarbon derivative
- 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 | |
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Disposition | |
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Process | Not Available |
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Role | |
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Physical Properties |
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State | Liquid |
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Experimental Molecular Properties | Property | Value | Reference |
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Melting Point | -16 °C | Not Available | Boiling Point | 173.00 to 175.00 °C. @ 760.00 mm Hg | The Good Scents Company Information System | Water Solubility | 0.9 mg/mL at 20 °C | Not Available | LogP | 2.37 | 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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2-Octanone,1TMS,isomer #1 | CCCCCC=C(C)O[Si](C)(C)C | 1184.5 | Semi standard non polar | 33892256 | 2-Octanone,1TMS,isomer #1 | CCCCCC=C(C)O[Si](C)(C)C | 1145.9 | Standard non polar | 33892256 | 2-Octanone,1TMS,isomer #2 | C=C(CCCCCC)O[Si](C)(C)C | 1147.4 | Semi standard non polar | 33892256 | 2-Octanone,1TMS,isomer #2 | C=C(CCCCCC)O[Si](C)(C)C | 1151.1 | Standard non polar | 33892256 | 2-Octanone,1TBDMS,isomer #1 | CCCCCC=C(C)O[Si](C)(C)C(C)(C)C | 1400.2 | Semi standard non polar | 33892256 | 2-Octanone,1TBDMS,isomer #1 | CCCCCC=C(C)O[Si](C)(C)C(C)(C)C | 1342.9 | Standard non polar | 33892256 | 2-Octanone,1TBDMS,isomer #2 | C=C(CCCCCC)O[Si](C)(C)C(C)(C)C | 1357.5 | Semi standard non polar | 33892256 | 2-Octanone,1TBDMS,isomer #2 | C=C(CCCCCC)O[Si](C)(C)C(C)(C)C | 1342.9 | 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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Experimental GC-MS | GC-MS Spectrum - 2-Octanone EI-B (Non-derivatized) | splash10-0a4l-9000000000-eb76e1a919e8ba73aebc | 2017-09-12 | HMDB team, MONA, MassBank | View Spectrum | Experimental GC-MS | GC-MS Spectrum - 2-Octanone EI-B (Non-derivatized) | splash10-052f-9000000000-0c79f07e8e0b16f54caa | 2017-09-12 | HMDB team, MONA, MassBank | View Spectrum | Experimental GC-MS | GC-MS Spectrum - 2-Octanone EI-B (Non-derivatized) | splash10-052f-9000000000-e8eee7d65060bf23e4f7 | 2017-09-12 | HMDB team, MONA, MassBank | View Spectrum | Experimental GC-MS | GC-MS Spectrum - 2-Octanone EI-B (Non-derivatized) | splash10-0a4i-9000000000-1a27068f4efa2d8111ac | 2017-09-12 | HMDB team, MONA, MassBank | View Spectrum | Experimental GC-MS | GC-MS Spectrum - 2-Octanone EI-B (Non-derivatized) | splash10-0a4l-9000000000-eb76e1a919e8ba73aebc | 2018-05-18 | HMDB team, MONA, MassBank | View Spectrum | Experimental GC-MS | GC-MS Spectrum - 2-Octanone EI-B (Non-derivatized) | splash10-052f-9000000000-0c79f07e8e0b16f54caa | 2018-05-18 | HMDB team, MONA, MassBank | View Spectrum | Experimental GC-MS | GC-MS Spectrum - 2-Octanone EI-B (Non-derivatized) | splash10-052f-9000000000-e8eee7d65060bf23e4f7 | 2018-05-18 | HMDB team, MONA, MassBank | View Spectrum | Experimental GC-MS | GC-MS Spectrum - 2-Octanone EI-B (Non-derivatized) | splash10-0a4i-9000000000-1a27068f4efa2d8111ac | 2018-05-18 | HMDB team, MONA, MassBank | View Spectrum | Predicted GC-MS | Predicted GC-MS Spectrum - 2-Octanone GC-MS (Non-derivatized) - 70eV, Positive | splash10-0006-9000000000-4eaf5573633227d6579a | 2017-09-01 | Wishart Lab | View Spectrum | Predicted GC-MS | Predicted GC-MS Spectrum - 2-Octanone GC-MS (Non-derivatized) - 70eV, Positive | Not Available | 2021-10-12 | Wishart Lab | View Spectrum | MS | Mass Spectrum (Electron Ionization) | splash10-052f-9000000000-52b01ebb1c5b2d3316c7 | 2015-03-01 | Not Available | 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 - 2-Octanone 10V, Positive-QTOF | splash10-01t9-1900000000-8a73689a15a142fe9d54 | 2016-08-01 | Wishart Lab | View Spectrum | Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - 2-Octanone 20V, Positive-QTOF | splash10-03fr-7900000000-2d48af0e24a02dc25eb0 | 2016-08-01 | Wishart Lab | View Spectrum | Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - 2-Octanone 40V, Positive-QTOF | splash10-0006-9000000000-8e8c8c5781d90ef01dc8 | 2016-08-01 | Wishart Lab | View Spectrum | Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - 2-Octanone 10V, Negative-QTOF | splash10-004i-0900000000-cf42078e94987c04b901 | 2016-08-03 | Wishart Lab | View Spectrum | Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - 2-Octanone 20V, Negative-QTOF | splash10-004i-4900000000-9a6ffd82ab0a457f79fe | 2016-08-03 | Wishart Lab | View Spectrum | Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - 2-Octanone 40V, Negative-QTOF | splash10-0a4i-9200000000-2bf2f5b30ac35d918511 | 2016-08-03 | Wishart Lab | View Spectrum | Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - 2-Octanone 10V, Negative-QTOF | splash10-004i-0900000000-e8448bc978ba2df6edde | 2021-09-21 | Wishart Lab | View Spectrum | Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - 2-Octanone 20V, Negative-QTOF | splash10-004i-2900000000-5595e054396126f6abb0 | 2021-09-21 | Wishart Lab | View Spectrum | Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - 2-Octanone 40V, Negative-QTOF | splash10-052f-9000000000-507b09a57f62a6ceb31b | 2021-09-21 | Wishart Lab | View Spectrum | Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - 2-Octanone 10V, Positive-QTOF | splash10-0aor-9000000000-b87fc221c68734225d79 | 2021-09-25 | Wishart Lab | View Spectrum | Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - 2-Octanone 20V, Positive-QTOF | splash10-0a4l-9000000000-0165058ceb44f636e040 | 2021-09-25 | Wishart Lab | View Spectrum | Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - 2-Octanone 40V, Positive-QTOF | splash10-052f-9000000000-a228c73b6b89754b37f1 | 2021-09-25 | Wishart Lab | View Spectrum |
NMR SpectraSpectrum Type | Description | Deposition Date | Source | View |
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IR SpectraSpectrum Type | Description | Deposition Date | Source | View |
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Predicted IR Spectrum | IR Ion Spectrum (Predicted IRIS Spectrum, Adduct: [M+H]+) | 2023-02-03 | FELIX lab | View Spectrum | Predicted IR Spectrum | IR Ion Spectrum (Predicted IRIS Spectrum, Adduct: [M+Na]+) | 2023-02-03 | FELIX lab | View Spectrum |
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Biological Properties |
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Cellular Locations | |
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Biospecimen Locations | |
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Tissue Locations | Not Available |
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Pathways | |
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Normal Concentrations |
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Feces | Detected but not Quantified | Not Quantified | Adult (>18 years old) | Both | Normal | | details | Feces | Detected but not Quantified | Not Quantified | Adult (>18 years old) | Both | Normal | | details | Saliva | Detected but not Quantified | Not Quantified | Adult (>18 years old) | Not Specified | Normal | | details |
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Abnormal Concentrations |
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Feces | Detected but not Quantified | Not Quantified | Adult (>18 years old) | Both | Campylobacter jejuni infection | | details | Feces | Detected but not Quantified | Not Quantified | Adult (>18 years old) | Both | Clostridium difficile infection | | details | Feces | Detected but not Quantified | Not Quantified | Adult (>18 years old) | Both | Ulcerative Colitis | | details | Feces | Detected but not Quantified | Not Quantified | Adult (>18 years old) | Both | Crohns disease | | details | Feces | Detected but not Quantified | Not Quantified | Adult (>18 years old) | Both | Ulcerative colitis | | details |
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Associated Disorders and Diseases |
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Disease References | Ulcerative colitis |
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- Garner CE, Smith S, de Lacy Costello B, White P, Spencer R, Probert CS, Ratcliffe NM: Volatile organic compounds from feces and their potential for diagnosis of gastrointestinal disease. FASEB J. 2007 Jun;21(8):1675-88. Epub 2007 Feb 21. [PubMed:17314143 ]
- Ahmed I, Greenwood R, Costello B, Ratcliffe N, Probert CS: Investigation of faecal volatile organic metabolites as novel diagnostic biomarkers in inflammatory bowel disease. Aliment Pharmacol Ther. 2016 Mar;43(5):596-611. doi: 10.1111/apt.13522. Epub 2016 Jan 25. [PubMed:26806034 ]
| Crohn's disease |
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- Ahmed I, Greenwood R, Costello B, Ratcliffe N, Probert CS: Investigation of faecal volatile organic metabolites as novel diagnostic biomarkers in inflammatory bowel disease. Aliment Pharmacol Ther. 2016 Mar;43(5):596-611. doi: 10.1111/apt.13522. Epub 2016 Jan 25. [PubMed:26806034 ]
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Associated OMIM IDs | |
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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 | FDB003344 |
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KNApSAcK ID | Not Available |
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Chemspider ID | 7802 |
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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 | Octanone |
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METLIN ID | Not Available |
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PubChem Compound | 8093 |
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PDB ID | Not Available |
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ChEBI ID | 87434 |
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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 | rw1001751 |
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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 | - (). Yannai, Shmuel. (2004) Dictionary of food compounds with CD-ROM: Additives, flavors, and ingredients. Boca Raton: Chapman & Hall/CRC.. .
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