| Record Information |
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| Version | 2.0 |
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| Created at | 2005-11-16 15:48:42 UTC |
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| Updated at | 2020-11-24 22:22:20 UTC |
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| NP-MRD ID | NP0001298 |
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| Secondary Accession Numbers | None |
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| Natural Product Identification |
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| Common Name | Epiandrosterone |
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| Description | Epiandrosterone is a naturally occurring steroid synthesized in the adrenal cortex, gonads, brain, and gastrointestinal tract. It is less active than androsterone and excreted in small amounts in normal human urine. Epiandrosterone is a metabolite of the most abundant adrenal androgenic steroid dehydroepiandrosterone (DHEA) in young adult humans, but is not completely inactive and is considered an effector as well. Epiandrosterone is a precursor or substrate for cytochrome P450 species and enzymes (EC 1.14.13.100, 25-Hydroxycholesterol 7alpha-hydroxylase) that produce 7alpha- and 7beta-hydroxylated metabolites in the human brain and other organs. These 7-hydroxylated derivatives exert anti-glucocorticoid and neuroprotective effects (PMID: 17017935 , 12475725 , 15650074 , 15784286 ). |
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| Structure | [H][C@@]12CCC(=O)[C@@]1(C)CC[C@@]1([H])[C@@]2([H])CCC2C[C@@H](O)CC[C@]12C InChI=1S/C19H30O2/c1-18-9-7-13(20)11-12(18)3-4-14-15-5-6-17(21)19(15,2)10-8-16(14)18/h12-16,20H,3-11H2,1-2H3/t12?,13-,14-,15-,16-,18-,19-/m0/s1 |
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| Synonyms | | Value | Source |
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| 3-Epiandrosterone | HMDB | | 3b-Androsterone | HMDB | | 3b-Hydroxy-17-oxo-5a-androstane | HMDB | | 3b-Hydroxy-5a-androstan-17-one | HMDB | | 3b-Hydroxy-5a-androstane-17-one | HMDB | | 3b-Hydroxyandrostan-17-one | HMDB | | 3b-Hydroxyetioallocholan-17-one | HMDB | | 3b-OH-5a-Androstane-17-one | HMDB | | 5a-Androstan-3b-ol-17-one | HMDB | | 5a-Androstane-3b-ol-17-one | HMDB | | D-Epiandrosterone | HMDB | | Epi-andosterone | HMDB | | Epi-androsterone | HMDB | | Iso-androsterone | HMDB | | Isoandrosterone | HMDB | | trans-Androsterone | HMDB | | (3Β,5α)-3-hydroxyandrostan-17-one | HMDB | | 3Β-androsterone | HMDB | | 3Β-hydroxy-17-oxo-5α-androstane | HMDB | | 3Β-hydroxy-5α-androstan-17-one | HMDB | | 3Β-hydroxy-5α-androstane-17-one | HMDB | | 3Β-hydroxyandrostan-17-one | HMDB | | 3Β-hydroxyetioallocholan-17-one | HMDB | | 3Β-OH-5α-androstane-17-one | HMDB | | 5Α-androstan-17-one-3β-ol | HMDB | | 5Α-androstan-3β-ol-17-one | HMDB | | 5Α-androstane-3β-ol-17-one | HMDB | | (3beta,5alpha)-3-Hydroxyandrostan-17-one | HMDB | | 3beta-Androsterone | HMDB | | 3beta-Hydroxy-17-oxo-5alpha-androstane | HMDB | | 3beta-Hydroxy-5alpha-androstan-17-one | HMDB | | 3beta-Hydroxy-5alpha-androstane-17-one | HMDB | | 3beta-Hydroxyandrostan-17-one | HMDB | | 3beta-Hydroxyetioallocholan-17-one | HMDB | | 3beta-OH-5alpha-Androstane-17-one | HMDB | | 5alpha-Androstan-17-one-3beta-ol | HMDB | | 5alpha-Androstan-3beta-ol-17-one | HMDB | | 5alpha-Androstane-3beta-ol-17-one | HMDB |
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| Chemical Formula | C19H30O2 |
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| Average Mass | 290.4403 Da |
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| Monoisotopic Mass | 290.22458 Da |
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| IUPAC Name | (1S,2S,5S,10R,11S,15S)-5-hydroxy-2,15-dimethyltetracyclo[8.7.0.0^{2,7}.0^{11,15}]heptadecan-14-one |
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| Traditional Name | (1S,2S,5S,10R,11S,15S)-5-hydroxy-2,15-dimethyltetracyclo[8.7.0.0^{2,7}.0^{11,15}]heptadecan-14-one |
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| CAS Registry Number | 481-29-8 |
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| SMILES | [H][C@@]12CCC(=O)[C@@]1(C)CC[C@@]1([H])[C@@]2([H])CCC2C[C@@H](O)CC[C@]12C |
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| InChI Identifier | InChI=1S/C19H30O2/c1-18-9-7-13(20)11-12(18)3-4-14-15-5-6-17(21)19(15,2)10-8-16(14)18/h12-16,20H,3-11H2,1-2H3/t12?,13-,14-,15-,16-,18-,19-/m0/s1 |
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| InChI Key | QGXBDMJGAMFCBF-QRIARFFBSA-N |
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| Experimental Spectra |
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| | Spectrum Type | Description | Depositor Email | Depositor Organization | Depositor | Deposition Date | View |
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| 1D NMR | 1H NMR Spectrum (1D, 500 MHz, CDCl3, experimental) | Wishart Lab | Wishart Lab | David Wishart | 2021-06-20 | View Spectrum | | 2D NMR | [1H, 13C]-HSQC NMR Spectrum (2D, 600 MHz, CDCl3, experimental) | Wishart Lab | Wishart Lab | David Wishart | 2021-06-20 | View Spectrum |
| | 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 androgens and derivatives. These are 3-hydroxylated C19 steroid hormones. They are known to favor the development of masculine characteristics. They also show profound effects on scalp and body hair in humans. |
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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 | Androstane steroids |
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| Direct Parent | Androgens and derivatives |
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| Alternative Parents | |
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| Substituents | - Androgen-skeleton
- 3-hydroxysteroid
- 3-beta-hydroxysteroid
- Oxosteroid
- 17-oxosteroid
- Hydroxysteroid
- Cyclic alcohol
- Secondary alcohol
- Ketone
- Organic oxygen compound
- Organooxygen compound
- Hydrocarbon derivative
- Carbonyl group
- Organic oxide
- Alcohol
- Aliphatic homopolycyclic compound
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| Molecular Framework | Aliphatic homopolycyclic compounds |
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| External Descriptors | Not Available |
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| Physical Properties |
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| State | Solid |
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| Experimental Properties | | Property | Value | Reference |
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| Melting Point | 178 °C | Not Available | | Boiling Point | Not Available | Not Available | | Water Solubility | 0.02 mg/mL at 23 °C | Not Available | | LogP | Not Available | Not Available |
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| Predicted Properties | |
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| General References | - Mitamura K, Setaka M, Shimada K, Honma S, Namiki M, Koh E, Mizokami A: Determination of sulfates of androsterone and epiandrosterone in human serum using isotope diluted liquid chromatography-electrospray ionization-mass spectrometry. Biomed Chromatogr. 2005 Dec;19(10):796-801. [PubMed:15954157 ]
- Chalbot S, Morfin R: Human liver S9 fractions: metabolism of dehydroepiandrosterone, epiandrosterone, and related 7-hydroxylated derivatives. Drug Metab Dispos. 2005 Apr;33(4):563-9. Epub 2005 Jan 13. [PubMed:15650074 ]
- Johnson MD, Bebb RA, Sirrs SM: Uses of DHEA in aging and other disease states. Ageing Res Rev. 2002 Feb;1(1):29-41. [PubMed:12039447 ]
- Norman RJ, Maharaj C, Adhikari M, Joubert SM: Adrenal sensitivity to adrenocorticotrophin in twin neonates--effect of birth order and growth retardation. S Afr Med J. 1984 Jul 21;66(3):90-2. [PubMed:6330917 ]
- Hungerford NL, Sortais B, Smart CG, McKinney AR, Ridley DD, Stenhouse AM, Suann CJ, Munn KJ, Sillence MN, McLeod MD: Analysis of anabolic steroids in the horse: development of a generic ELISA for the screening of 17alpha-alkyl anabolic steroid metabolites. J Steroid Biochem Mol Biol. 2005 Aug;96(3-4):317-34. [PubMed:16040239 ]
- Thijssen JH, Daroszewski J, Milewicz A, Blankenstein MA: Local aromatase activity in human breast tissues. J Steroid Biochem Mol Biol. 1993 Mar;44(4-6):577-82. [PubMed:8476769 ]
- Matsuzaki Y, Honda A: Dehydroepiandrosterone and its derivatives: potentially novel anti-proliferative and chemopreventive agents. Curr Pharm Des. 2006;12(26):3411-21. [PubMed:17017935 ]
- Yoshida S, Honda A, Matsuzaki Y, Fukushima S, Tanaka N, Takagiwa A, Fujimoto Y, Miyazaki H, Salen G: Anti-proliferative action of endogenous dehydroepiandrosterone metabolites on human cancer cell lines. Steroids. 2003 Jan;68(1):73-83. [PubMed:12475725 ]
- Chalbot S, Morfin R: Neurosteroids: metabolism in human intestine microsomes. Steroids. 2005 Apr;70(4):319-26. [PubMed:15784286 ]
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