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 21:56:14 UTC |
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Update Date | 2022-03-07 02:55:03 UTC |
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HMDB ID | HMDB0036763 |
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Secondary Accession Numbers | |
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Metabolite Identification |
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Common Name | (ent-6alpha,7alpha)-6,7-Dihydroxy-16-kauren-19-oic acid |
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Description | (ent-6alpha,7alpha)-6,7-Dihydroxy-16-kauren-19-oic acid, also known as 6beta,7beta-dihydroxykaurenoic 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-6alpha,7alpha)-6,7-Dihydroxy-16-kauren-19-oic acid is an extremely weak basic (essentially neutral) compound (based on its pKa). |
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Structure | CC12CCCC(C)(C1C(O)C(O)C13CC(CCC21)C(=C)C3)C(O)=O InChI=1S/C20H30O4/c1-11-9-20-10-12(11)5-6-13(20)18(2)7-4-8-19(3,17(23)24)15(18)14(21)16(20)22/h12-16,21-22H,1,4-10H2,2-3H3,(H,23,24) |
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Synonyms | Value | Source |
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(ent-6a,7a)-6,7-Dihydroxy-16-kauren-19-Oate | Generator | (ent-6a,7a)-6,7-Dihydroxy-16-kauren-19-Oic acid | Generator | (ent-6alpha,7alpha)-6,7-Dihydroxy-16-kauren-19-Oate | Generator | (ent-6Α,7α)-6,7-dihydroxy-16-kauren-19-Oate | Generator | (ent-6Α,7α)-6,7-dihydroxy-16-kauren-19-Oic acid | Generator | 6beta,7beta-Dihydroxykaurenoic acid | HMDB | ent-6alpha,7alpha-Dihydroxykaur-16-en-19-Oic acid | HMDB | 2,3-Dihydroxy-5,9-dimethyl-14-methylidenetetracyclo[11.2.1.0¹,¹⁰.0⁴,⁹]hexadecane-5-carboxylate | Generator |
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Chemical Formula | C20H30O4 |
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Average Molecular Weight | 334.4498 |
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Monoisotopic Molecular Weight | 334.214409448 |
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IUPAC Name | 2,3-dihydroxy-5,9-dimethyl-14-methylidenetetracyclo[11.2.1.0¹,¹⁰.0⁴,⁹]hexadecane-5-carboxylic acid |
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Traditional Name | 2,3-dihydroxy-5,9-dimethyl-14-methylidenetetracyclo[11.2.1.0¹,¹⁰.0⁴,⁹]hexadecane-5-carboxylic acid |
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CAS Registry Number | 26109-32-0 |
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SMILES | CC12CCCC(C)(C1C(O)C(O)C13CC(CCC21)C(=C)C3)C(O)=O |
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InChI Identifier | InChI=1S/C20H30O4/c1-11-9-20-10-12(11)5-6-13(20)18(2)7-4-8-19(3,17(23)24)15(18)14(21)16(20)22/h12-16,21-22H,1,4-10H2,2-3H3,(H,23,24) |
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InChI Key | MXCZWKLLVGCJTB-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
- Cyclic alcohol
- Secondary alcohol
- 1,2-diol
- Monocarboxylic acid or derivatives
- Carboxylic acid
- Carboxylic acid derivative
- Organic oxygen compound
- Organic oxide
- Hydrocarbon derivative
- 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 | 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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(ent-6alpha,7alpha)-6,7-Dihydroxy-16-kauren-19-oic acid,1TMS,isomer #1 | C=C1CC23CC1CCC2C1(C)CCCC(C)(C(=O)O)C1C(O[Si](C)(C)C)C3O | 2838.3 | Semi standard non polar | 33892256 | (ent-6alpha,7alpha)-6,7-Dihydroxy-16-kauren-19-oic acid,1TMS,isomer #2 | C=C1CC23CC1CCC2C1(C)CCCC(C)(C(=O)O)C1C(O)C3O[Si](C)(C)C | 2814.6 | Semi standard non polar | 33892256 | (ent-6alpha,7alpha)-6,7-Dihydroxy-16-kauren-19-oic acid,1TMS,isomer #3 | C=C1CC23CC1CCC2C1(C)CCCC(C)(C(=O)O[Si](C)(C)C)C1C(O)C3O | 2750.8 | Semi standard non polar | 33892256 | (ent-6alpha,7alpha)-6,7-Dihydroxy-16-kauren-19-oic acid,2TMS,isomer #1 | C=C1CC23CC1CCC2C1(C)CCCC(C)(C(=O)O[Si](C)(C)C)C1C(O[Si](C)(C)C)C3O | 2706.6 | Semi standard non polar | 33892256 | (ent-6alpha,7alpha)-6,7-Dihydroxy-16-kauren-19-oic acid,2TMS,isomer #2 | C=C1CC23CC1CCC2C1(C)CCCC(C)(C(=O)O)C1C(O[Si](C)(C)C)C3O[Si](C)(C)C | 2780.1 | Semi standard non polar | 33892256 | (ent-6alpha,7alpha)-6,7-Dihydroxy-16-kauren-19-oic acid,2TMS,isomer #3 | C=C1CC23CC1CCC2C1(C)CCCC(C)(C(=O)O[Si](C)(C)C)C1C(O)C3O[Si](C)(C)C | 2670.1 | Semi standard non polar | 33892256 | (ent-6alpha,7alpha)-6,7-Dihydroxy-16-kauren-19-oic acid,3TMS,isomer #1 | C=C1CC23CC1CCC2C1(C)CCCC(C)(C(=O)O[Si](C)(C)C)C1C(O[Si](C)(C)C)C3O[Si](C)(C)C | 2715.2 | Semi standard non polar | 33892256 | (ent-6alpha,7alpha)-6,7-Dihydroxy-16-kauren-19-oic acid,1TBDMS,isomer #1 | C=C1CC23CC1CCC2C1(C)CCCC(C)(C(=O)O)C1C(O[Si](C)(C)C(C)(C)C)C3O | 3085.4 | Semi standard non polar | 33892256 | (ent-6alpha,7alpha)-6,7-Dihydroxy-16-kauren-19-oic acid,1TBDMS,isomer #2 | C=C1CC23CC1CCC2C1(C)CCCC(C)(C(=O)O)C1C(O)C3O[Si](C)(C)C(C)(C)C | 3051.8 | Semi standard non polar | 33892256 | (ent-6alpha,7alpha)-6,7-Dihydroxy-16-kauren-19-oic acid,1TBDMS,isomer #3 | C=C1CC23CC1CCC2C1(C)CCCC(C)(C(=O)O[Si](C)(C)C(C)(C)C)C1C(O)C3O | 3031.2 | Semi standard non polar | 33892256 | (ent-6alpha,7alpha)-6,7-Dihydroxy-16-kauren-19-oic acid,2TBDMS,isomer #1 | C=C1CC23CC1CCC2C1(C)CCCC(C)(C(=O)O[Si](C)(C)C(C)(C)C)C1C(O[Si](C)(C)C(C)(C)C)C3O | 3210.3 | Semi standard non polar | 33892256 | (ent-6alpha,7alpha)-6,7-Dihydroxy-16-kauren-19-oic acid,2TBDMS,isomer #2 | C=C1CC23CC1CCC2C1(C)CCCC(C)(C(=O)O)C1C(O[Si](C)(C)C(C)(C)C)C3O[Si](C)(C)C(C)(C)C | 3281.6 | Semi standard non polar | 33892256 | (ent-6alpha,7alpha)-6,7-Dihydroxy-16-kauren-19-oic acid,2TBDMS,isomer #3 | C=C1CC23CC1CCC2C1(C)CCCC(C)(C(=O)O[Si](C)(C)C(C)(C)C)C1C(O)C3O[Si](C)(C)C(C)(C)C | 3168.5 | Semi standard non polar | 33892256 | (ent-6alpha,7alpha)-6,7-Dihydroxy-16-kauren-19-oic acid,3TBDMS,isomer #1 | C=C1CC23CC1CCC2C1(C)CCCC(C)(C(=O)O[Si](C)(C)C(C)(C)C)C1C(O[Si](C)(C)C(C)(C)C)C3O[Si](C)(C)C(C)(C)C | 3442.1 | 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-6alpha,7alpha)-6,7-Dihydroxy-16-kauren-19-oic acid GC-MS (Non-derivatized) - 70eV, Positive | splash10-0gc0-1945000000-c01a428c42f8ce3397fb | 2017-09-01 | Wishart Lab | View Spectrum | Predicted GC-MS | Predicted GC-MS Spectrum - (ent-6alpha,7alpha)-6,7-Dihydroxy-16-kauren-19-oic acid GC-MS (3 TMS) - 70eV, Positive | splash10-000i-4024690000-f5629d442f42032804ac | 2017-10-06 | Wishart Lab | View Spectrum | Predicted GC-MS | Predicted GC-MS Spectrum - (ent-6alpha,7alpha)-6,7-Dihydroxy-16-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-6alpha,7alpha)-6,7-Dihydroxy-16-kauren-19-oic acid 10V, Positive-QTOF | splash10-000i-0049000000-82d8ae8336dcfe98268a | 2016-08-01 | Wishart Lab | View Spectrum | Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - (ent-6alpha,7alpha)-6,7-Dihydroxy-16-kauren-19-oic acid 20V, Positive-QTOF | splash10-00rj-0293000000-1c3fcfa76e1e92eea8e5 | 2016-08-01 | Wishart Lab | View Spectrum | Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - (ent-6alpha,7alpha)-6,7-Dihydroxy-16-kauren-19-oic acid 40V, Positive-QTOF | splash10-014i-7892000000-7087526f92ed0547a5d9 | 2016-08-01 | Wishart Lab | View Spectrum | Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - (ent-6alpha,7alpha)-6,7-Dihydroxy-16-kauren-19-oic acid 10V, Negative-QTOF | splash10-001i-0039000000-abb17cd64f72c1d3478c | 2016-08-03 | Wishart Lab | View Spectrum | Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - (ent-6alpha,7alpha)-6,7-Dihydroxy-16-kauren-19-oic acid 20V, Negative-QTOF | splash10-0080-0096000000-54c956c4fbd9e17f5399 | 2016-08-03 | Wishart Lab | View Spectrum | Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - (ent-6alpha,7alpha)-6,7-Dihydroxy-16-kauren-19-oic acid 40V, Negative-QTOF | splash10-00xr-2092000000-5138c0b0e14892de8b1b | 2016-08-03 | Wishart Lab | View Spectrum | Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - (ent-6alpha,7alpha)-6,7-Dihydroxy-16-kauren-19-oic acid 10V, Negative-QTOF | splash10-001i-0009000000-fd5cd126f4d2eefd9030 | 2021-09-25 | Wishart Lab | View Spectrum | Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - (ent-6alpha,7alpha)-6,7-Dihydroxy-16-kauren-19-oic acid 20V, Negative-QTOF | splash10-001i-0029000000-fba55d66b981eaa66d93 | 2021-09-25 | Wishart Lab | View Spectrum | Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - (ent-6alpha,7alpha)-6,7-Dihydroxy-16-kauren-19-oic acid 40V, Negative-QTOF | splash10-030r-2098000000-435280faa4abb65c49b9 | 2021-09-25 | Wishart Lab | View Spectrum | Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - (ent-6alpha,7alpha)-6,7-Dihydroxy-16-kauren-19-oic acid 10V, Positive-QTOF | splash10-000i-0019000000-fb1868a1dff58ab7fde4 | 2021-09-25 | Wishart Lab | View Spectrum | Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - (ent-6alpha,7alpha)-6,7-Dihydroxy-16-kauren-19-oic acid 20V, Positive-QTOF | splash10-00ks-0195000000-d18ba80898d211cf977f | 2021-09-25 | Wishart Lab | View Spectrum | Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - (ent-6alpha,7alpha)-6,7-Dihydroxy-16-kauren-19-oic acid 40V, Positive-QTOF | splash10-01b9-7591000000-1f9894b64e4a83ff0a2e | 2021-09-25 | Wishart Lab | View Spectrum |
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