| Record Information |
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| Version | 2.0 |
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| Created at | 2022-05-11 16:37:40 UTC |
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| Updated at | 2022-05-11 16:37:40 UTC |
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| NP-MRD ID | NP0087023 |
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| Secondary Accession Numbers | None |
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| Natural Product Identification |
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| Common Name | 20alpha-Dihydroprogesterone |
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| Description | 20A-Dihydroprogesterone, also known as 20-alpha-progerol or 20b-hydroxy-4-pregnen-3-one, belongs to the class of organic compounds known as gluco/mineralocorticoids, progestogins and derivatives. These are steroids with a structure based on a hydroxylated prostane moiety. Thus, 20a-dihydroprogesterone is considered to be a steroid lipid molecule. 20A-Dihydroprogesterone is a very hydrophobic molecule, practically insoluble (in water), and relatively neutral. A biologically active 20-alpha-reduced metabolite of progesterone. -- Pubchem; Progesterone is a C-21 steroid hormone involved in the female menstrual cycle, pregnancy (supports gestation) and embryogenesis of humans and other species. During implantation and gestation, progesterone appears to decrease the maternal immune response to allow for the acceptance of the pregnancy. In addition progesterone inhibits lactation during pregnancy. 20alpha-Dihydroprogesterone was first documented in 1984 (PMID: 6238997). A drop in progesterone levels is possibly one step that facilitates the onset of labor (PMID: 3123279). |
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| Structure | [H][C@@]12CC[C@H]([C@@H](C)O)[C@@]1(C)CC[C@@]1([H])[C@@]2([H])CCC2=CC(=O)CC[C@]12C InChI=1S/C21H32O2/c1-13(22)17-6-7-18-16-5-4-14-12-15(23)8-10-20(14,2)19(16)9-11-21(17,18)3/h12-13,16-19,22H,4-11H2,1-3H3/t13-,16+,17-,18+,19+,20+,21-/m1/s1 |
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| Synonyms | | Value | Source |
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| 20beta-Dihydroprogesterone | ChEBI | | 20beta-Hydroxy-4-pregnen-3-one | ChEBI | | 20beta-Hydroxypregn-4-en-3-one | ChEBI | | 20b-Dihydroprogesterone | Generator | | 20Β-dihydroprogesterone | Generator | | 20b-Hydroxy-4-pregnen-3-one | Generator | | 20Β-hydroxy-4-pregnen-3-one | Generator | | 20b-Hydroxypregn-4-en-3-one | Generator | | 20Β-hydroxypregn-4-en-3-one | Generator | | Dihydrogesterone | HMDB | | Dihydroxyprogesterone | HMDB | | Dihydroprogesterone | HMDB | | Algestone | HMDB |
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| Chemical Formula | C21H32O2 |
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| Average Mass | 316.4776 Da |
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| Monoisotopic Mass | 316.24023 Da |
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| IUPAC Name | (1S,2R,10S,11S,14S,15S)-14-[(1R)-1-hydroxyethyl]-2,15-dimethyltetracyclo[8.7.0.0²,⁷.0¹¹,¹⁵]heptadec-6-en-5-one |
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| Traditional Name | 20β-dihydroprogesterone |
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| CAS Registry Number | Not Available |
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| SMILES | [H][C@@]12CC[C@H]([C@@H](C)O)[C@@]1(C)CC[C@@]1([H])[C@@]2([H])CCC2=CC(=O)CC[C@]12C |
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| InChI Identifier | InChI=1S/C21H32O2/c1-13(22)17-6-7-18-16-5-4-14-12-15(23)8-10-20(14,2)19(16)9-11-21(17,18)3/h12-13,16-19,22H,4-11H2,1-3H3/t13-,16+,17-,18+,19+,20+,21-/m1/s1 |
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| InChI Key | RWBRUCCWZPSBFC-SJOKZOANSA-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 gluco/mineralocorticoids, progestogins and derivatives. These are steroids with a structure based on a hydroxylated prostane moiety. |
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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 | Pregnane steroids |
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| Direct Parent | Gluco/mineralocorticoids, progestogins and derivatives |
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| Alternative Parents | |
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| Substituents | - Progestogin-skeleton
- 20-hydroxysteroid
- 3-oxo-delta-4-steroid
- 3-oxosteroid
- Oxosteroid
- Hydroxysteroid
- Delta-4-steroid
- Cyclohexenone
- Cyclic ketone
- Secondary alcohol
- Ketone
- Organic oxygen compound
- Hydrocarbon derivative
- Carbonyl group
- Organic oxide
- Organooxygen compound
- Alcohol
- Aliphatic homopolycyclic compound
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| Molecular Framework | Aliphatic homopolycyclic compounds |
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| External Descriptors | - 20-hydroxypregn-4-en-3-one (CHEBI:36729 )
- C21 steroids (gluco/mineralocorticoids, progestogins) and derivatives (LMST02030153 )
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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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