| Record Information |
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| Version | 2.0 |
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| Created at | 2022-05-11 16:24:15 UTC |
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| Updated at | 2022-05-11 16:24:15 UTC |
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| NP-MRD ID | NP0086554 |
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| Secondary Accession Numbers | None |
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| Natural Product Identification |
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| Common Name | 18-Oxocortisol |
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| Description | 18-Oxocortisol belongs to the class of organic compounds known as 21-hydroxysteroids. These are steroids carrying a hydroxyl group at the 21-position of the steroid backbone. Thus, 18-oxocortisol is considered to be a steroid lipid molecule. 18-Oxocortisol was first documented in 1987 (PMID: 3320570). 18-Oxocortisol is a very hydrophobic molecule, practically insoluble (in water), and relatively neutral (PMID: 8013138) (PMID: 2842358) (PMID: 3613577). |
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| Structure | [H][C@@]12CC[C@@](O)(C(=O)CO)[C@]1(C[C@H](O)[C@@]1([H])[C@@]2([H])CCC2=CC(=O)CC[C@]12C)C=O InChI=1S/C21H28O6/c1-19-6-4-13(24)8-12(19)2-3-14-15-5-7-21(27,17(26)10-22)20(15,11-23)9-16(25)18(14)19/h8,11,14-16,18,22,25,27H,2-7,9-10H2,1H3/t14-,15-,16-,18+,19-,20+,21+/m0/s1 |
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| Synonyms | | Value | Source |
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| 11b,17,21-Trihydroxy-3,20-dioxo-pregn-4-en-18-al | HMDB | | 11 beta,17 alpha,21-Trihydroxy-3,20-diketo-4-pregnene-18-al | HMDB |
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| Chemical Formula | C21H28O6 |
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| Average Mass | 376.4434 Da |
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| Monoisotopic Mass | 376.18859 Da |
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| IUPAC Name | (1S,2R,10S,11S,14S,15R,17S)-14,17-dihydroxy-14-(2-hydroxyacetyl)-2-methyl-5-oxotetracyclo[8.7.0.0²,⁷.0¹¹,¹⁵]heptadec-6-ene-15-carbaldehyde |
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| Traditional Name | 18-oxocortisol |
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| CAS Registry Number | Not Available |
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| SMILES | [H][C@@]12CC[C@@](O)(C(=O)CO)[C@]1(C[C@H](O)[C@@]1([H])[C@@]2([H])CCC2=CC(=O)CC[C@]12C)C=O |
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| InChI Identifier | InChI=1S/C21H28O6/c1-19-6-4-13(24)8-12(19)2-3-14-15-5-7-21(27,17(26)10-22)20(15,11-23)9-16(25)18(14)19/h8,11,14-16,18,22,25,27H,2-7,9-10H2,1H3/t14-,15-,16-,18+,19-,20+,21+/m0/s1 |
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| InChI Key | XUQWWIFROYJHCU-FJNAKSJRSA-N |
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| Experimental Spectra |
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| Not Available | | Predicted Spectra |
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| | Spectrum Type | Description | Depositor ID | Depositor Organization | Depositor | Deposition Date | View |
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| 1D NMR | 13C NMR Spectrum (1D, 25 MHz, D2O, predicted) | Wishart Lab | Wishart Lab | David Wishart | 2021-06-20 | View Spectrum | | 1D NMR | 1H NMR Spectrum (1D, 100 MHz, D2O, predicted) | Wishart Lab | Wishart Lab | David Wishart | 2021-06-20 | View Spectrum | | 1D NMR | 13C NMR Spectrum (1D, 252 MHz, D2O, predicted) | Wishart Lab | Wishart Lab | David Wishart | 2021-06-20 | View Spectrum | | 1D NMR | 1H NMR Spectrum (1D, 1000 MHz, D2O, predicted) | Wishart Lab | Wishart Lab | David Wishart | 2021-06-20 | View Spectrum | | 1D NMR | 13C NMR Spectrum (1D, 50 MHz, D2O, predicted) | Wishart Lab | Wishart Lab | David Wishart | 2021-06-20 | View Spectrum | | 1D NMR | 1H NMR Spectrum (1D, 200 MHz, D2O, predicted) | Wishart Lab | Wishart Lab | David Wishart | 2021-06-20 | View Spectrum | | 1D NMR | 13C NMR Spectrum (1D, 75 MHz, D2O, predicted) | Wishart Lab | Wishart Lab | David Wishart | 2021-06-20 | View Spectrum | | 1D NMR | 1H NMR Spectrum (1D, 300 MHz, D2O, predicted) | Wishart Lab | Wishart Lab | David Wishart | 2021-06-20 | View Spectrum | | 1D NMR | 13C NMR Spectrum (1D, 101 MHz, D2O, predicted) | Wishart Lab | Wishart Lab | David Wishart | 2021-06-20 | View Spectrum | | 1D NMR | 1H NMR Spectrum (1D, 400 MHz, D2O, predicted) | Wishart Lab | Wishart Lab | David Wishart | 2021-06-20 | View Spectrum | | 1D NMR | 13C NMR Spectrum (1D, 126 MHz, D2O, predicted) | Wishart Lab | Wishart Lab | David Wishart | 2021-06-20 | View Spectrum | | 1D NMR | 1H NMR Spectrum (1D, 500 MHz, D2O, predicted) | Wishart Lab | Wishart Lab | David Wishart | 2021-06-20 | View Spectrum | | 1D NMR | 13C NMR Spectrum (1D, 151 MHz, D2O, predicted) | Wishart Lab | Wishart Lab | David Wishart | 2021-06-20 | View Spectrum | | 1D NMR | 1H NMR Spectrum (1D, 600 MHz, D2O, predicted) | Wishart Lab | Wishart Lab | David Wishart | 2021-06-20 | View Spectrum | | 1D NMR | 13C NMR Spectrum (1D, 176 MHz, D2O, predicted) | Wishart Lab | Wishart Lab | David Wishart | 2021-06-20 | View Spectrum | | 1D NMR | 1H NMR Spectrum (1D, 700 MHz, D2O, predicted) | Wishart Lab | Wishart Lab | David Wishart | 2021-06-20 | View Spectrum | | 1D NMR | 13C NMR Spectrum (1D, 201 MHz, D2O, predicted) | Wishart Lab | Wishart Lab | David Wishart | 2021-06-20 | View Spectrum | | 1D NMR | 1H NMR Spectrum (1D, 800 MHz, D2O, predicted) | Wishart Lab | Wishart Lab | David Wishart | 2021-06-20 | View Spectrum | | 1D NMR | 13C NMR Spectrum (1D, 226 MHz, D2O, predicted) | Wishart Lab | Wishart Lab | David Wishart | 2021-06-20 | View Spectrum | | 1D NMR | 1H NMR Spectrum (1D, 900 MHz, D2O, predicted) | Wishart Lab | Wishart Lab | David Wishart | 2021-06-20 | View Spectrum |
| | 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 21-hydroxysteroids. These are steroids carrying a hydroxyl group at the 21-position of the steroid backbone. |
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| Kingdom | Organic compounds |
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| Super Class | Lipids and lipid-like molecules |
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| Class | Steroids and steroid derivatives |
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| Sub Class | Hydroxysteroids |
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| Direct Parent | 21-hydroxysteroids |
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| Alternative Parents | |
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| Substituents | - Progestogin-skeleton
- 21-hydroxysteroid
- 20-oxosteroid
- Pregnane-skeleton
- 18-oxosteroid
- 3-oxo-delta-4-steroid
- 3-oxosteroid
- Oxosteroid
- 11-beta-hydroxysteroid
- 11-hydroxysteroid
- 17-hydroxysteroid
- Delta-4-steroid
- Cyclohexenone
- Alpha-hydroxy ketone
- Tertiary alcohol
- Cyclic alcohol
- Ketone
- Secondary alcohol
- Cyclic ketone
- Organic oxide
- Organic oxygen compound
- Primary alcohol
- Carbonyl group
- Aldehyde
- Organooxygen compound
- Alcohol
- Hydrocarbon derivative
- Aliphatic homopolycyclic compound
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| Molecular Framework | Aliphatic homopolycyclic compounds |
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| External Descriptors | - C21 steroids (gluco/mineralocorticoids, progestogins) and derivatives (LMST02030194 )
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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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