Record Information |
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Version | 5.0 |
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Status | Expected but not Quantified |
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Creation Date | 2012-04-03 14:10:32 UTC |
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Update Date | 2021-09-14 15:29:57 UTC |
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HMDB ID | HMDB0013687 |
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Secondary Accession Numbers | |
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Metabolite Identification |
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Common Name | Nookatone |
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Description | Nootkatone is a natural organic compound and is the most important and expensive aromatic of grapefruit. It is a sesquiterpene and a ketone. Nootkatone was previously thought to be one of the main chemical components of the smell and flavour of grapefruits. In its solid form it is usually found as crystals. As a liquid, it is viscous and yellow. Nootkatone is typically extracted from grapefruit, but can also be manufactured with genetically modified organisms, or through the chemical or biochemical oxidation of valencene. It is also found in Alaska yellow cedar trees and vetiver grass. |
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Structure | CC1CC(=O)C=C2CCC(CC12C)C(C)=C InChI=1S/C15H22O/c1-10(2)12-5-6-13-8-14(16)7-11(3)15(13,4)9-12/h8,11-12H,1,5-7,9H2,2-4H3 |
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Synonyms | Value | Source |
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(+)-5,6-Dimethyl-8-isopropenylbicyclo[4.4.0]dec-1-en-3-one | HMDB | 4BetaH,5alpha-eremophila-1(10),11-dien-2-one | HMDB | 4BetaH,5alpha-eremorphila-1(10)11-dien-2-one | HMDB | Nootkatane | HMDB | Nootkatone, (4R-(4alpha,4aalpha,6beta))-isomer | MeSH |
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Chemical Formula | C15H22O |
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Average Molecular Weight | 218.3346 |
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Monoisotopic Molecular Weight | 218.167065326 |
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IUPAC Name | 4,4a-dimethyl-6-(prop-1-en-2-yl)-2,3,4,4a,5,6,7,8-octahydronaphthalen-2-one |
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Traditional Name | nootkatone |
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CAS Registry Number | 4674-50-4 |
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SMILES | CC1CC(=O)C=C2CCC(CC12C)C(C)=C |
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InChI Identifier | InChI=1S/C15H22O/c1-10(2)12-5-6-13-8-14(16)7-11(3)15(13,4)9-12/h8,11-12H,1,5-7,9H2,2-4H3 |
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InChI Key | WTOYNNBCKUYIKC-UHFFFAOYSA-N |
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Chemical Taxonomy |
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Description | Belongs to the class of organic compounds known as eremophilane, 8,9-secoeremophilane and furoeremophilane sesquiterpenoids. These are sesquiterpenoids with a structure based either on the eremophilane skeleton, its 8,9-seco derivative, or the furoeremophilane skeleton. Eremophilanes have been shown to be derived from eudesmanes by migration of the methyl group at C-10 to C-5. |
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Kingdom | Organic compounds |
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Super Class | Lipids and lipid-like molecules |
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Class | Prenol lipids |
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Sub Class | Sesquiterpenoids |
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Direct Parent | Eremophilane, 8,9-secoeremophilane and furoeremophilane sesquiterpenoids |
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Alternative Parents | |
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Substituents | - Eremophilane sesquiterpenoid
- Cyclohexenone
- Cyclic ketone
- Ketone
- Organic oxygen compound
- Organic oxide
- Hydrocarbon derivative
- Organooxygen compound
- Carbonyl group
- Aliphatic homopolycyclic compound
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Molecular Framework | Aliphatic homopolycyclic compounds |
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External Descriptors | Not Available |
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Ontology |
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Physiological effect | |
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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 | Solid |
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Experimental Molecular Properties | Property | Value | Reference |
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Melting Point | 36 °C | 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 Kovats Retention IndicesUnderivatizedDerivatizedDerivative Name / Structure | SMILES | Kovats RI Value | Column Type | Reference |
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Nookatone,1TMS,isomer #1 | C=C(C)C1CCC2=CC(O[Si](C)(C)C)=CC(C)C2(C)C1 | 1914.5 | Semi standard non polar | 33892256 | Nookatone,1TMS,isomer #1 | C=C(C)C1CCC2=CC(O[Si](C)(C)C)=CC(C)C2(C)C1 | 1778.8 | Standard non polar | 33892256 | Nookatone,1TMS,isomer #1 | C=C(C)C1CCC2=CC(O[Si](C)(C)C)=CC(C)C2(C)C1 | 2084.1 | Standard polar | 33892256 | Nookatone,1TBDMS,isomer #1 | C=C(C)C1CCC2=CC(O[Si](C)(C)C(C)(C)C)=CC(C)C2(C)C1 | 2164.1 | Semi standard non polar | 33892256 | Nookatone,1TBDMS,isomer #1 | C=C(C)C1CCC2=CC(O[Si](C)(C)C(C)(C)C)=CC(C)C2(C)C1 | 2006.0 | Standard non polar | 33892256 | Nookatone,1TBDMS,isomer #1 | C=C(C)C1CCC2=CC(O[Si](C)(C)C(C)(C)C)=CC(C)C2(C)C1 | 2232.5 | Standard polar | 33892256 |
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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 - Nookatone GC-MS (Non-derivatized) - 70eV, Positive | splash10-0fbi-1910000000-b45e411b466c6a4f701e | 2017-09-01 | Wishart Lab | View Spectrum | Predicted GC-MS | Predicted GC-MS Spectrum - Nookatone GC-MS (Non-derivatized) - 70eV, Positive | Not Available | 2021-10-12 | Wishart Lab | View Spectrum | Predicted GC-MS | Predicted GC-MS Spectrum - Nookatone GC-MS (Non-derivatized) - 70eV, Positive | Not Available | 2021-10-12 | Wishart Lab | View Spectrum | Predicted GC-MS | Predicted GC-MS Spectrum - Nookatone 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 - Nookatone 10V, Positive-QTOF | splash10-014i-0190000000-c24752b1318a3a711643 | 2017-09-01 | Wishart Lab | View Spectrum | Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - Nookatone 20V, Positive-QTOF | splash10-017i-2930000000-22f4dc6376ca69ed6b2a | 2017-09-01 | Wishart Lab | View Spectrum | Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - Nookatone 40V, Positive-QTOF | splash10-0gb9-9700000000-fc684e09e444485e471b | 2017-09-01 | Wishart Lab | View Spectrum | Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - Nookatone 10V, Negative-QTOF | splash10-014i-0090000000-985cf431add494d4b1ca | 2017-09-01 | Wishart Lab | View Spectrum | Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - Nookatone 20V, Negative-QTOF | splash10-014i-0090000000-9295b5b0acc45864f5c2 | 2017-09-01 | Wishart Lab | View Spectrum | Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - Nookatone 40V, Negative-QTOF | splash10-0f79-0930000000-b1395e8a051a4ce6d609 | 2017-09-01 | Wishart Lab | View Spectrum | Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - Nookatone 10V, Negative-QTOF | splash10-014i-0090000000-868e2fb00a2cfbf6c529 | 2021-09-22 | Wishart Lab | View Spectrum | Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - Nookatone 20V, Negative-QTOF | splash10-014i-0090000000-868e2fb00a2cfbf6c529 | 2021-09-22 | Wishart Lab | View Spectrum | Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - Nookatone 40V, Negative-QTOF | splash10-014i-0890000000-6acaaae614c8694f91a8 | 2021-09-22 | Wishart Lab | View Spectrum | Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - Nookatone 10V, Positive-QTOF | splash10-016r-0890000000-0186d1632d3974cab9e4 | 2021-09-22 | Wishart Lab | View Spectrum | Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - Nookatone 20V, Positive-QTOF | splash10-05br-1910000000-7e41e7df099107da9183 | 2021-09-22 | Wishart Lab | View Spectrum | Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - Nookatone 40V, Positive-QTOF | splash10-0006-9200000000-451c0b277f60bba512c6 | 2021-09-22 | Wishart Lab | View Spectrum |
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