Record Information |
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Version | 5.0 |
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Status | Expected but not Quantified |
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Creation Date | 2013-05-17 01:00:33 UTC |
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Update Date | 2022-03-07 03:17:44 UTC |
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HMDB ID | HMDB0060409 |
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Secondary Accession Numbers | |
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Metabolite Identification |
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Common Name | 5alpha-Pregnane-3alpha,20alpha-diol |
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Description | 5alpha-Pregnane-3alpha,20alpha-diol, also known as allopregnane-3a,20a-diol or 5α-pregnane-3α,20α-diol, 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. 5alpha-Pregnane-3alpha,20alpha-diol is an extremely weak basic (essentially neutral) compound (based on its pKa). |
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Structure | C[C@H](O)[C@H]1CC[C@H]2[C@@H]3CC[C@H]4C[C@H](O)CC[C@]4(C)[C@H]3CC[C@]12C InChI=1S/C21H36O2/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/h13-19,22-23H,4-12H2,1-3H3/t13-,14-,15+,16-,17+,18-,19-,20-,21+/m0/s1 |
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Synonyms | Value | Source |
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Allopregnane-3alpha,20alpha-diol | Kegg | Allopregnane-3a,20a-diol | Generator | Allopregnane-3α,20α-diol | Generator | 5a-Pregnane-3a,20a-diol | Generator | 5Α-pregnane-3α,20α-diol | Generator |
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Chemical Formula | C21H36O2 |
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Average Molecular Weight | 320.5093 |
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Monoisotopic Molecular Weight | 320.271530396 |
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IUPAC Name | (1S,2S,5R,7S,10R,11S,14S,15S)-14-[(1S)-1-hydroxyethyl]-2,15-dimethyltetracyclo[8.7.0.0²,⁷.0¹¹,¹⁵]heptadecan-5-ol |
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Traditional Name | (1S,2S,5R,7S,10R,11S,14S,15S)-14-[(1S)-1-hydroxyethyl]-2,15-dimethyltetracyclo[8.7.0.0²,⁷.0¹¹,¹⁵]heptadecan-5-ol |
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CAS Registry Number | Not Available |
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SMILES | C[C@H](O)[C@H]1CC[C@H]2[C@@H]3CC[C@H]4C[C@H](O)CC[C@]4(C)[C@H]3CC[C@]12C |
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InChI Identifier | InChI=1S/C21H36O2/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/h13-19,22-23H,4-12H2,1-3H3/t13-,14-,15+,16-,17+,18-,19-,20-,21+/m0/s1 |
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InChI Key | YWYQTGBBEZQBGO-CGVINKDUSA-N |
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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-alpha-hydroxysteroid
- Hydroxysteroid
- 3-hydroxysteroid
- Cyclic alcohol
- Secondary alcohol
- Organic oxygen compound
- Hydrocarbon derivative
- Organooxygen compound
- Alcohol
- Aliphatic homopolycyclic compound
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Molecular Framework | Aliphatic homopolycyclic compounds |
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External Descriptors | |
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Ontology |
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Physiological effect | Not Available |
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Disposition | |
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Process | Not Available |
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Role | Not Available |
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Physical Properties |
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State | Not Available |
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Experimental Molecular 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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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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5alpha-Pregnane-3alpha,20alpha-diol,1TMS,isomer #1 | C[C@H](O[Si](C)(C)C)[C@H]1CC[C@H]2[C@@H]3CC[C@H]4C[C@H](O)CC[C@]4(C)[C@H]3CC[C@]12C | 2752.4 | Semi standard non polar | 33892256 | 5alpha-Pregnane-3alpha,20alpha-diol,1TMS,isomer #2 | C[C@H](O)[C@H]1CC[C@H]2[C@@H]3CC[C@H]4C[C@H](O[Si](C)(C)C)CC[C@]4(C)[C@H]3CC[C@]12C | 2779.7 | Semi standard non polar | 33892256 | 5alpha-Pregnane-3alpha,20alpha-diol,2TMS,isomer #1 | C[C@H](O[Si](C)(C)C)[C@H]1CC[C@H]2[C@@H]3CC[C@H]4C[C@H](O[Si](C)(C)C)CC[C@]4(C)[C@H]3CC[C@]12C | 2777.8 | Semi standard non polar | 33892256 | 5alpha-Pregnane-3alpha,20alpha-diol,1TBDMS,isomer #1 | C[C@H](O[Si](C)(C)C(C)(C)C)[C@H]1CC[C@H]2[C@@H]3CC[C@H]4C[C@H](O)CC[C@]4(C)[C@H]3CC[C@]12C | 3001.1 | Semi standard non polar | 33892256 | 5alpha-Pregnane-3alpha,20alpha-diol,1TBDMS,isomer #2 | C[C@H](O)[C@H]1CC[C@H]2[C@@H]3CC[C@H]4C[C@H](O[Si](C)(C)C(C)(C)C)CC[C@]4(C)[C@H]3CC[C@]12C | 3036.9 | Semi standard non polar | 33892256 | 5alpha-Pregnane-3alpha,20alpha-diol,2TBDMS,isomer #1 | C[C@H](O[Si](C)(C)C(C)(C)C)[C@H]1CC[C@H]2[C@@H]3CC[C@H]4C[C@H](O[Si](C)(C)C(C)(C)C)CC[C@]4(C)[C@H]3CC[C@]12C | 3298.6 | Semi standard non 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 - 5alpha-Pregnane-3alpha,20alpha-diol GC-MS (Non-derivatized) - 70eV, Positive | splash10-0nmm-0292000000-03092e985cee05e7d329 | 2017-09-20 | Wishart Lab | View Spectrum | Predicted GC-MS | Predicted GC-MS Spectrum - 5alpha-Pregnane-3alpha,20alpha-diol GC-MS (2 TMS) - 70eV, Positive | splash10-0002-1225900000-cb9b819b2ff6f4376b3e | 2017-10-06 | Wishart Lab | View Spectrum | Predicted GC-MS | Predicted GC-MS Spectrum - 5alpha-Pregnane-3alpha,20alpha-diol GC-MS (Non-derivatized) - 70eV, Positive | Not Available | 2021-10-12 | Wishart Lab | View Spectrum | Predicted GC-MS | Predicted GC-MS Spectrum - 5alpha-Pregnane-3alpha,20alpha-diol 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 - 5alpha-Pregnane-3alpha,20alpha-diol 10V, Negative-QTOF | splash10-014i-0019000000-576509f0f1b6c456a233 | 2017-10-06 | Wishart Lab | View Spectrum | Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - 5alpha-Pregnane-3alpha,20alpha-diol 20V, Negative-QTOF | splash10-0gb9-0029000000-863ac5ca415bb0746487 | 2017-10-06 | Wishart Lab | View Spectrum | Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - 5alpha-Pregnane-3alpha,20alpha-diol 40V, Negative-QTOF | splash10-0pdj-0091000000-6296a2f96534cbb22bf3 | 2017-10-06 | Wishart Lab | View Spectrum | Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - 5alpha-Pregnane-3alpha,20alpha-diol 10V, Positive-QTOF | splash10-0uk9-0039000000-34778ce40725503a9c11 | 2017-10-06 | Wishart Lab | View Spectrum | Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - 5alpha-Pregnane-3alpha,20alpha-diol 20V, Positive-QTOF | splash10-0udr-0496000000-e5eca60ce9be808b9f6e | 2017-10-06 | Wishart Lab | View Spectrum | Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - 5alpha-Pregnane-3alpha,20alpha-diol 40V, Positive-QTOF | splash10-0044-1490000000-8940d8f1680a36ebab1d | 2017-10-06 | Wishart Lab | View Spectrum |
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