Record Information |
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Version | 5.0 |
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Status | Expected but not Quantified |
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Creation Date | 2012-09-11 21:53:37 UTC |
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Update Date | 2022-03-07 02:55:02 UTC |
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HMDB ID | HMDB0036724 |
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Secondary Accession Numbers | |
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Metabolite Identification |
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Common Name | ent-17-Hydroxy-15-kauren-19-oic acid |
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Description | ent-17-Hydroxy-15-kauren-19-oic acid, also known as 17-hydroxy-(4alpha)-kaur-15-en-18-Oic acid, belongs to the class of organic compounds known as kaurane diterpenoids. These are diterpene alkaloids with a structure that is based on the kaurane skeleton. Kaurane is a tetracyclic compound that arises by cyclisation of a pimarane precursor followed by rearrangement. It possesses a [3,2,1]-bicyclic ring system with C15-C16 bridge connected to C13, forming the five-membered ring D. ent-17-Hydroxy-15-kauren-19-oic acid is an extremely weak basic (essentially neutral) compound (based on its pKa). |
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Structure | CC12CCCC(C)(C1CCC13CC(CCC21)C(CO)=C3)C(O)=O InChI=1S/C20H30O3/c1-18-7-3-8-19(2,17(22)23)15(18)6-9-20-10-13(4-5-16(18)20)14(11-20)12-21/h11,13,15-16,21H,3-10,12H2,1-2H3,(H,22,23) |
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Synonyms | Value | Source |
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ent-17-Hydroxy-15-kauren-19-Oate | Generator | 17-Hydroxy-(4alpha)-kaur-15-en-18-Oic acid | HMDB | 17-Hydroxy-ent-kaur-15-en-19-Oic acid | HMDB | 14-(Hydroxymethyl)-5,9-dimethyltetracyclo[11.2.1.0¹,¹⁰.0⁴,⁹]hexadec-14-ene-5-carboxylate | Generator |
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Chemical Formula | C20H30O3 |
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Average Molecular Weight | 318.4504 |
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Monoisotopic Molecular Weight | 318.219494826 |
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IUPAC Name | 14-(hydroxymethyl)-5,9-dimethyltetracyclo[11.2.1.0¹,¹⁰.0⁴,⁹]hexadec-14-ene-5-carboxylic acid |
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Traditional Name | 14-(hydroxymethyl)-5,9-dimethyltetracyclo[11.2.1.0¹,¹⁰.0⁴,⁹]hexadec-14-ene-5-carboxylic acid |
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CAS Registry Number | 35030-38-7 |
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SMILES | CC12CCCC(C)(C1CCC13CC(CCC21)C(CO)=C3)C(O)=O |
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InChI Identifier | InChI=1S/C20H30O3/c1-18-7-3-8-19(2,17(22)23)15(18)6-9-20-10-13(4-5-16(18)20)14(11-20)12-21/h11,13,15-16,21H,3-10,12H2,1-2H3,(H,22,23) |
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InChI Key | XEQHVCXFKPCQNM-UHFFFAOYSA-N |
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Chemical Taxonomy |
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Description | Belongs to the class of organic compounds known as kaurane diterpenoids. These are diterpene alkaloids with a structure that is based on the kaurane skeleton. Kaurane is a tetracyclic compound that arises by cyclisation of a pimarane precursor followed by rearrangement. It possesses a [3,2,1]-bicyclic ring system with C15-C16 bridge connected to C13, forming the five-membered ring D. |
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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 | Diterpenoids |
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Direct Parent | Kaurane diterpenoids |
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Alternative Parents | |
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Substituents | - Kaurane diterpenoid
- Monocarboxylic acid or derivatives
- Carboxylic acid
- Carboxylic acid derivative
- Organic oxygen compound
- Organic oxide
- Hydrocarbon derivative
- Primary alcohol
- Organooxygen compound
- Carbonyl group
- 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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Ontology |
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Physiological effect | Not Available |
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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 | 193 - 194 °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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ent-17-Hydroxy-15-kauren-19-oic acid,1TMS,isomer #1 | CC1(C(=O)O)CCCC2(C)C3CCC4CC3(C=C4CO[Si](C)(C)C)CCC12 | 2744.9 | Semi standard non polar | 33892256 | ent-17-Hydroxy-15-kauren-19-oic acid,1TMS,isomer #2 | CC1(C(=O)O[Si](C)(C)C)CCCC2(C)C3CCC4CC3(C=C4CO)CCC12 | 2583.6 | Semi standard non polar | 33892256 | ent-17-Hydroxy-15-kauren-19-oic acid,2TMS,isomer #1 | CC1(C(=O)O[Si](C)(C)C)CCCC2(C)C3CCC4CC3(C=C4CO[Si](C)(C)C)CCC12 | 2608.2 | Semi standard non polar | 33892256 | ent-17-Hydroxy-15-kauren-19-oic acid,1TBDMS,isomer #1 | CC1(C(=O)O)CCCC2(C)C3CCC4CC3(C=C4CO[Si](C)(C)C(C)(C)C)CCC12 | 3008.2 | Semi standard non polar | 33892256 | ent-17-Hydroxy-15-kauren-19-oic acid,1TBDMS,isomer #2 | CC1(C(=O)O[Si](C)(C)C(C)(C)C)CCCC2(C)C3CCC4CC3(C=C4CO)CCC12 | 2862.7 | Semi standard non polar | 33892256 | ent-17-Hydroxy-15-kauren-19-oic acid,2TBDMS,isomer #1 | CC1(C(=O)O[Si](C)(C)C(C)(C)C)CCCC2(C)C3CCC4CC3(C=C4CO[Si](C)(C)C(C)(C)C)CCC12 | 3143.0 | 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 - ent-17-Hydroxy-15-kauren-19-oic acid GC-MS (Non-derivatized) - 70eV, Positive | splash10-0uei-0292000000-fe5d8270c02b2c560b72 | 2017-09-01 | Wishart Lab | View Spectrum | Predicted GC-MS | Predicted GC-MS Spectrum - ent-17-Hydroxy-15-kauren-19-oic acid GC-MS (2 TMS) - 70eV, Positive | splash10-0002-4044900000-df07aea863245ee82883 | 2017-10-06 | Wishart Lab | View Spectrum | Predicted GC-MS | Predicted GC-MS Spectrum - ent-17-Hydroxy-15-kauren-19-oic acid 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 - ent-17-Hydroxy-15-kauren-19-oic acid 10V, Positive-QTOF | splash10-0uxr-0049000000-729ed6dfec761b5141e9 | 2016-08-01 | Wishart Lab | View Spectrum | Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - ent-17-Hydroxy-15-kauren-19-oic acid 20V, Positive-QTOF | splash10-0zfr-0295000000-31ca8c8066ff0b76bee8 | 2016-08-01 | Wishart Lab | View Spectrum | Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - ent-17-Hydroxy-15-kauren-19-oic acid 40V, Positive-QTOF | splash10-0kdu-2491000000-4f05c3a07eafacae18ca | 2016-08-01 | Wishart Lab | View Spectrum | Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - ent-17-Hydroxy-15-kauren-19-oic acid 10V, Negative-QTOF | splash10-014i-0079000000-e4b7eea6b0f6b74509bb | 2016-08-03 | Wishart Lab | View Spectrum | Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - ent-17-Hydroxy-15-kauren-19-oic acid 20V, Negative-QTOF | splash10-06du-0092000000-0c5ac30ecd6bce5649c6 | 2016-08-03 | Wishart Lab | View Spectrum | Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - ent-17-Hydroxy-15-kauren-19-oic acid 40V, Negative-QTOF | splash10-0006-0090000000-e80bfcabea8540dde5f2 | 2016-08-03 | Wishart Lab | View Spectrum | Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - ent-17-Hydroxy-15-kauren-19-oic acid 10V, Negative-QTOF | splash10-014i-0009000000-062ad2a35e11d303cf23 | 2021-09-22 | Wishart Lab | View Spectrum | Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - ent-17-Hydroxy-15-kauren-19-oic acid 20V, Negative-QTOF | splash10-014i-0009000000-062ad2a35e11d303cf23 | 2021-09-22 | Wishart Lab | View Spectrum | Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - ent-17-Hydroxy-15-kauren-19-oic acid 40V, Negative-QTOF | splash10-014i-2069000000-8a0667330f8673d60cba | 2021-09-22 | Wishart Lab | View Spectrum | Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - ent-17-Hydroxy-15-kauren-19-oic acid 10V, Positive-QTOF | splash10-00xr-0094000000-26ed32f303486ca01b17 | 2021-09-23 | Wishart Lab | View Spectrum | Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - ent-17-Hydroxy-15-kauren-19-oic acid 20V, Positive-QTOF | splash10-0690-0192000000-508b0e5577dd742bf85f | 2021-09-23 | Wishart Lab | View Spectrum | Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - ent-17-Hydroxy-15-kauren-19-oic acid 40V, Positive-QTOF | splash10-0a4i-3961000000-9194f2afa010b5407ed0 | 2021-09-23 | Wishart Lab | View Spectrum |
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