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 17:47:40 UTC |
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Update Date | 2022-03-07 02:53:14 UTC |
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HMDB ID | HMDB0032083 |
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Secondary Accession Numbers | |
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Metabolite Identification |
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Common Name | 24-Methylenepollinastanone |
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Description | 24-Methylenepollinastanone, also known as 28-norcycloeucalenone, belongs to the class of organic compounds known as steroids and steroid derivatives. Steroids and steroid derivatives are compounds based on the cyclopenta[a]phenanthrene carbon skeleton, partially or completely hydrogenated; there are usually methyl groups at C-10 and C-13, and often an alkyl group at C-17. By extension, one or more bond scissions, ring expansions and/or ring contractions of the skeleton may have occurred. 24-Methylenepollinastanone is an extremely weak basic (essentially neutral) compound (based on its pKa). |
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Structure | CCC(=C)CCC(C)C1CCC2(C)C3CCC4CC(=O)CCC44CC34CCC12C InChI=1S/C28H44O/c1-6-19(2)7-8-20(3)23-12-13-26(5)24-10-9-21-17-22(29)11-14-27(21)18-28(24,27)16-15-25(23,26)4/h20-21,23-24H,2,6-18H2,1,3-5H3 |
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Synonyms | Value | Source |
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24-Methylene-28,29-dinorcycloartan-3-one | HMDB | 28-Norcycloeucalenone | HMDB |
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Chemical Formula | C28H44O |
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Average Molecular Weight | 396.6484 |
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Monoisotopic Molecular Weight | 396.33921603 |
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IUPAC Name | 12,16-dimethyl-15-(5-methylideneheptan-2-yl)pentacyclo[9.7.0.0¹,³.0³,⁸.0¹²,¹⁶]octadecan-6-one |
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Traditional Name | 12,16-dimethyl-15-(5-methylideneheptan-2-yl)pentacyclo[9.7.0.0¹,³.0³,⁸.0¹²,¹⁶]octadecan-6-one |
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CAS Registry Number | 149756-25-2 |
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SMILES | CCC(=C)CCC(C)C1CCC2(C)C3CCC4CC(=O)CCC44CC34CCC12C |
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InChI Identifier | InChI=1S/C28H44O/c1-6-19(2)7-8-20(3)23-12-13-26(5)24-10-9-21-17-22(29)11-14-27(21)18-28(24,27)16-15-25(23,26)4/h20-21,23-24H,2,6-18H2,1,3-5H3 |
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InChI Key | AYBINZCECLKGHP-UHFFFAOYSA-N |
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Chemical Taxonomy |
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Description | Belongs to the class of organic compounds known as steroids and steroid derivatives. Steroids and steroid derivatives are compounds based on the cyclopenta[a]phenanthrene carbon skeleton, partially or completely hydrogenated; there are usually methyl groups at C-10 and C-13, and often an alkyl group at C-17. By extension, one or more bond scissions, ring expansions and/or ring contractions of the skeleton may have occurred. |
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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 | Not Available |
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Direct Parent | Steroids and steroid derivatives |
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Alternative Parents | Not Available |
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Substituents | Not Available |
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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 | 76 - 77 °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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24-Methylenepollinastanone,1TMS,isomer #1 | C=C(CC)CCC(C)C1CCC2(C)C3CCC4CC(O[Si](C)(C)C)=CCC45CC35CCC12C | 3308.2 | Semi standard non polar | 33892256 | 24-Methylenepollinastanone,1TMS,isomer #1 | C=C(CC)CCC(C)C1CCC2(C)C3CCC4CC(O[Si](C)(C)C)=CCC45CC35CCC12C | 3117.3 | Standard non polar | 33892256 | 24-Methylenepollinastanone,1TMS,isomer #2 | C=C(CC)CCC(C)C1CCC2(C)C3CCC4C=C(O[Si](C)(C)C)CCC45CC35CCC12C | 3330.6 | Semi standard non polar | 33892256 | 24-Methylenepollinastanone,1TMS,isomer #2 | C=C(CC)CCC(C)C1CCC2(C)C3CCC4C=C(O[Si](C)(C)C)CCC45CC35CCC12C | 3182.2 | Standard non polar | 33892256 | 24-Methylenepollinastanone,1TBDMS,isomer #1 | C=C(CC)CCC(C)C1CCC2(C)C3CCC4CC(O[Si](C)(C)C(C)(C)C)=CCC45CC35CCC12C | 3545.2 | Semi standard non polar | 33892256 | 24-Methylenepollinastanone,1TBDMS,isomer #1 | C=C(CC)CCC(C)C1CCC2(C)C3CCC4CC(O[Si](C)(C)C(C)(C)C)=CCC45CC35CCC12C | 3303.8 | Standard non polar | 33892256 | 24-Methylenepollinastanone,1TBDMS,isomer #2 | C=C(CC)CCC(C)C1CCC2(C)C3CCC4C=C(O[Si](C)(C)C(C)(C)C)CCC45CC35CCC12C | 3561.4 | Semi standard non polar | 33892256 | 24-Methylenepollinastanone,1TBDMS,isomer #2 | C=C(CC)CCC(C)C1CCC2(C)C3CCC4C=C(O[Si](C)(C)C(C)(C)C)CCC45CC35CCC12C | 3379.7 | 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 - 24-Methylenepollinastanone GC-MS (Non-derivatized) - 70eV, Positive | splash10-00lr-2129000000-86ac3b1879421dfa7b0f | 2017-09-01 | Wishart Lab | View Spectrum | Predicted GC-MS | Predicted GC-MS Spectrum - 24-Methylenepollinastanone GC-MS (Non-derivatized) - 70eV, Positive | Not Available | 2021-10-12 | Wishart Lab | View Spectrum | Predicted GC-MS | Predicted GC-MS Spectrum - 24-Methylenepollinastanone 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 - 24-Methylenepollinastanone 10V, Positive-QTOF | splash10-0002-1009000000-6411a182cf678a68efce | 2016-08-01 | Wishart Lab | View Spectrum | Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - 24-Methylenepollinastanone 20V, Positive-QTOF | splash10-017i-5119000000-09a2c30b8b7047061aa2 | 2016-08-01 | Wishart Lab | View Spectrum | Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - 24-Methylenepollinastanone 40V, Positive-QTOF | splash10-0ldi-9157000000-0eb618a12815d7460a10 | 2016-08-01 | Wishart Lab | View Spectrum | Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - 24-Methylenepollinastanone 10V, Negative-QTOF | splash10-0002-0009000000-d544a072f6b9bd0c7a2a | 2016-08-03 | Wishart Lab | View Spectrum | Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - 24-Methylenepollinastanone 20V, Negative-QTOF | splash10-0002-0009000000-c7550377cdb0b6f91fdd | 2016-08-03 | Wishart Lab | View Spectrum | Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - 24-Methylenepollinastanone 40V, Negative-QTOF | splash10-004i-3009000000-2d7092f00f1be80a8ea9 | 2016-08-03 | Wishart Lab | View Spectrum | Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - 24-Methylenepollinastanone 10V, Negative-QTOF | splash10-0002-0009000000-2f6aa9af0bd8878fb6c6 | 2021-09-22 | Wishart Lab | View Spectrum | Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - 24-Methylenepollinastanone 20V, Negative-QTOF | splash10-0002-0009000000-2f6aa9af0bd8878fb6c6 | 2021-09-22 | Wishart Lab | View Spectrum | Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - 24-Methylenepollinastanone 40V, Negative-QTOF | splash10-0002-0009000000-b7ee5a34bffbaa5bf4d6 | 2021-09-22 | Wishart Lab | View Spectrum | Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - 24-Methylenepollinastanone 10V, Positive-QTOF | splash10-053r-9012000000-5ae39c922f81427dadae | 2021-09-23 | Wishart Lab | View Spectrum | Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - 24-Methylenepollinastanone 20V, Positive-QTOF | splash10-0a4i-9010000000-6d4333429b4e90106d56 | 2021-09-23 | Wishart Lab | View Spectrum | Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - 24-Methylenepollinastanone 40V, Positive-QTOF | splash10-0a4l-9201000000-b88840c818a45dc45db7 | 2021-09-23 | Wishart Lab | View Spectrum |
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