Record Information |
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Version | 5.0 |
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Status | Expected but not Quantified |
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Creation Date | 2006-05-22 14:17:43 UTC |
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Update Date | 2022-03-07 02:49:14 UTC |
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HMDB ID | HMDB0002236 |
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Secondary Accession Numbers | |
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Metabolite Identification |
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Common Name | 8-iso-PGA1 |
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Description | 8-iso-PGA1 is an isoprostane. Isoprostanes are arachidonic acid metabolites produced by peroxidative attack of membrane lipids. These accumulate to substantial levels in many clinical conditions characterized in part by accumulation of free radicals and reactive oxygen species, including asthma, hypertension and ischemia reperfusion injury. For this reason, they are frequently used as markers of oxidative stress; however, many are now finding that these molecules are not inert, but in fact evoke powerful biological responses in an increasing array of cell types. In many cases, these biological effects can account in part for the various features and manifestations of those clinical conditions. Thus, it may be possible that the isoprostanes are playing somewhat of a causal role in those disease states. (PMID: 14504139 )Prostaglandins are eicosanoids. The eicosanoids consist of the prostaglandins (PGs), thromboxanes (TXs), leukotrienes (LTs), and lipoxins (LXs). The PGs and TXs are collectively identified as prostanoids. Prostaglandins were originally shown to be synthesized in the prostate gland, thromboxanes from platelets (thrombocytes), and leukotrienes from leukocytes, hence the derivation of their names. All mammalian cells except erythrocytes synthesize eicosanoids. These molecules are extremely potent, able to cause profound physiological effects at very dilute concentrations. All eicosanoids function locally at the site of synthesis, through receptor-mediated G-protein linked signalling pathways. |
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Structure | CCCCC[C@H](O)\C=C\[C@H]1C=CC(=O)[C@H]1CCCCCCC(O)=O InChI=1S/C20H32O4/c1-2-3-6-9-17(21)14-12-16-13-15-19(22)18(16)10-7-4-5-8-11-20(23)24/h12-18,21H,2-11H2,1H3,(H,23,24)/b14-12+/t16-,17-,18-/m0/s1 |
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Synonyms | Value | Source |
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(8S,12S)-15S-Hydroxy-9-oxoprosta-10Z,13E-dien-1-Oate | HMDB | (8S,12S)-15S-Hydroxy-9-oxoprosta-10Z,13E-dien-1-Oic acid | HMDB | 8-Isoprostaglandin a1 (8-iso pga1) | HMDB | 9-oxo-15S-Hydroxy-10Z,13E-prostadienoate | HMDB | 9-oxo-15S-Hydroxy-10Z,13E-prostadienoic acid | HMDB | 9-oxo-15S-Hydroxy-10Z,13E-prostadienoic acid-cyclo[8S,12S] | HMDB |
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Chemical Formula | C20H32O4 |
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Average Molecular Weight | 336.4657 |
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Monoisotopic Molecular Weight | 336.230059512 |
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IUPAC Name | 7-[(1S,2S)-2-[(1E,3S)-3-hydroxyoct-1-en-1-yl]-5-oxocyclopent-3-en-1-yl]heptanoic acid |
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Traditional Name | 8-iso-PGA1 |
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CAS Registry Number | Not Available |
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SMILES | CCCCC[C@H](O)\C=C\[C@H]1C=CC(=O)[C@H]1CCCCCCC(O)=O |
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InChI Identifier | InChI=1S/C20H32O4/c1-2-3-6-9-17(21)14-12-16-13-15-19(22)18(16)10-7-4-5-8-11-20(23)24/h12-18,21H,2-11H2,1H3,(H,23,24)/b14-12+/t16-,17-,18-/m0/s1 |
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InChI Key | BGKHCLZFGPIKKU-DRSVPBQLSA-N |
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Chemical Taxonomy |
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Description | Belongs to the class of organic compounds known as prostaglandins and related compounds. These are unsaturated carboxylic acids consisting of a 20 carbon skeleton that also contains a five member ring, and are based upon the fatty acid arachidonic acid. |
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Kingdom | Organic compounds |
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Super Class | Lipids and lipid-like molecules |
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Class | Fatty Acyls |
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Sub Class | Eicosanoids |
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Direct Parent | Prostaglandins and related compounds |
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Alternative Parents | |
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Substituents | - Prostaglandin skeleton
- Long-chain fatty acid
- Fatty alcohol
- Hydroxy fatty acid
- Ketone
- Cyclic ketone
- Secondary alcohol
- Monocarboxylic acid or derivatives
- Carboxylic acid
- Carboxylic acid derivative
- Hydrocarbon derivative
- Alcohol
- Organic oxide
- Organic oxygen compound
- Organooxygen compound
- Carbonyl group
- Aliphatic homomonocyclic compound
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Molecular Framework | Aliphatic homomonocyclic 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 | |
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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 | 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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8-iso-PGA1,1TMS,isomer #1 | CCCCC[C@@H](/C=C/[C@H]1C=CC(=O)[C@H]1CCCCCCC(=O)O)O[Si](C)(C)C | 2801.9 | Semi standard non polar | 33892256 | 8-iso-PGA1,1TMS,isomer #2 | CCCCC[C@H](O)/C=C/[C@H]1C=CC(=O)[C@H]1CCCCCCC(=O)O[Si](C)(C)C | 2711.2 | Semi standard non polar | 33892256 | 8-iso-PGA1,1TMS,isomer #3 | CCCCC[C@H](O)/C=C/[C@H]1C=CC(O[Si](C)(C)C)=C1CCCCCCC(=O)O | 2866.4 | Semi standard non polar | 33892256 | 8-iso-PGA1,2TMS,isomer #1 | CCCCC[C@@H](/C=C/[C@H]1C=CC(=O)[C@H]1CCCCCCC(=O)O[Si](C)(C)C)O[Si](C)(C)C | 2788.2 | Semi standard non polar | 33892256 | 8-iso-PGA1,2TMS,isomer #2 | CCCCC[C@@H](/C=C/[C@H]1C=CC(O[Si](C)(C)C)=C1CCCCCCC(=O)O)O[Si](C)(C)C | 2927.0 | Semi standard non polar | 33892256 | 8-iso-PGA1,2TMS,isomer #3 | CCCCC[C@H](O)/C=C/[C@H]1C=CC(O[Si](C)(C)C)=C1CCCCCCC(=O)O[Si](C)(C)C | 2841.4 | Semi standard non polar | 33892256 | 8-iso-PGA1,3TMS,isomer #1 | CCCCC[C@@H](/C=C/[C@H]1C=CC(O[Si](C)(C)C)=C1CCCCCCC(=O)O[Si](C)(C)C)O[Si](C)(C)C | 2941.2 | Semi standard non polar | 33892256 | 8-iso-PGA1,3TMS,isomer #1 | CCCCC[C@@H](/C=C/[C@H]1C=CC(O[Si](C)(C)C)=C1CCCCCCC(=O)O[Si](C)(C)C)O[Si](C)(C)C | 2755.6 | Standard non polar | 33892256 | 8-iso-PGA1,3TMS,isomer #1 | CCCCC[C@@H](/C=C/[C@H]1C=CC(O[Si](C)(C)C)=C1CCCCCCC(=O)O[Si](C)(C)C)O[Si](C)(C)C | 3073.2 | Standard polar | 33892256 | 8-iso-PGA1,1TBDMS,isomer #1 | CCCCC[C@@H](/C=C/[C@H]1C=CC(=O)[C@H]1CCCCCCC(=O)O)O[Si](C)(C)C(C)(C)C | 3050.1 | Semi standard non polar | 33892256 | 8-iso-PGA1,1TBDMS,isomer #2 | CCCCC[C@H](O)/C=C/[C@H]1C=CC(=O)[C@H]1CCCCCCC(=O)O[Si](C)(C)C(C)(C)C | 2975.2 | Semi standard non polar | 33892256 | 8-iso-PGA1,1TBDMS,isomer #3 | CCCCC[C@H](O)/C=C/[C@H]1C=CC(O[Si](C)(C)C(C)(C)C)=C1CCCCCCC(=O)O | 3108.0 | Semi standard non polar | 33892256 | 8-iso-PGA1,2TBDMS,isomer #1 | CCCCC[C@@H](/C=C/[C@H]1C=CC(=O)[C@H]1CCCCCCC(=O)O[Si](C)(C)C(C)(C)C)O[Si](C)(C)C(C)(C)C | 3316.6 | Semi standard non polar | 33892256 | 8-iso-PGA1,2TBDMS,isomer #2 | CCCCC[C@@H](/C=C/[C@H]1C=CC(O[Si](C)(C)C(C)(C)C)=C1CCCCCCC(=O)O)O[Si](C)(C)C(C)(C)C | 3395.4 | Semi standard non polar | 33892256 | 8-iso-PGA1,2TBDMS,isomer #3 | CCCCC[C@H](O)/C=C/[C@H]1C=CC(O[Si](C)(C)C(C)(C)C)=C1CCCCCCC(=O)O[Si](C)(C)C(C)(C)C | 3315.4 | Semi standard non polar | 33892256 | 8-iso-PGA1,3TBDMS,isomer #1 | CCCCC[C@@H](/C=C/[C@H]1C=CC(O[Si](C)(C)C(C)(C)C)=C1CCCCCCC(=O)O[Si](C)(C)C(C)(C)C)O[Si](C)(C)C(C)(C)C | 3642.2 | Semi standard non polar | 33892256 | 8-iso-PGA1,3TBDMS,isomer #1 | CCCCC[C@@H](/C=C/[C@H]1C=CC(O[Si](C)(C)C(C)(C)C)=C1CCCCCCC(=O)O[Si](C)(C)C(C)(C)C)O[Si](C)(C)C(C)(C)C | 3227.2 | Standard non polar | 33892256 | 8-iso-PGA1,3TBDMS,isomer #1 | CCCCC[C@@H](/C=C/[C@H]1C=CC(O[Si](C)(C)C(C)(C)C)=C1CCCCCCC(=O)O[Si](C)(C)C(C)(C)C)O[Si](C)(C)C(C)(C)C | 3267.8 | Standard 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 - 8-iso-PGA1 GC-MS (Non-derivatized) - 70eV, Positive | splash10-0673-4092000000-6874868660d1be2cc397 | 2017-09-01 | Wishart Lab | View Spectrum | Predicted GC-MS | Predicted GC-MS Spectrum - 8-iso-PGA1 GC-MS (2 TMS) - 70eV, Positive | splash10-0006-9103300000-0b8807822e2ae6a44c8e | 2017-10-06 | Wishart Lab | View Spectrum | Predicted GC-MS | Predicted GC-MS Spectrum - 8-iso-PGA1 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 - 8-iso-PGA1 10V, Positive-QTOF | splash10-0gb9-0029000000-ef612f000f40cf5fb612 | 2017-09-01 | Wishart Lab | View Spectrum | Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - 8-iso-PGA1 20V, Positive-QTOF | splash10-0l6u-3194000000-1d504119f0ddf6f99cfc | 2017-09-01 | Wishart Lab | View Spectrum | Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - 8-iso-PGA1 40V, Positive-QTOF | splash10-05tv-9120000000-04e28ba462f08d52e16b | 2017-09-01 | Wishart Lab | View Spectrum | Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - 8-iso-PGA1 10V, Negative-QTOF | splash10-000i-0019000000-af954838d61275b1a6b2 | 2017-09-01 | Wishart Lab | View Spectrum | Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - 8-iso-PGA1 20V, Negative-QTOF | splash10-014r-2159000000-3d6b28690c12cfabfbb1 | 2017-09-01 | Wishart Lab | View Spectrum | Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - 8-iso-PGA1 40V, Negative-QTOF | splash10-0a4i-9540000000-0657404cf2ca8a295d26 | 2017-09-01 | Wishart Lab | View Spectrum | Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - 8-iso-PGA1 10V, Positive-QTOF | splash10-0uxr-0019000000-943865bd4f76ac81c5b5 | 2021-09-22 | Wishart Lab | View Spectrum | Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - 8-iso-PGA1 20V, Positive-QTOF | splash10-0uxr-8978000000-1b9129ec137ac84e784f | 2021-09-22 | Wishart Lab | View Spectrum | Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - 8-iso-PGA1 40V, Positive-QTOF | splash10-05qc-9500000000-74f6b19254976131ff01 | 2021-09-22 | Wishart Lab | View Spectrum | Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - 8-iso-PGA1 10V, Negative-QTOF | splash10-014r-0029000000-eee5cd4fa1c96d9b3408 | 2021-09-22 | Wishart Lab | View Spectrum | Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - 8-iso-PGA1 20V, Negative-QTOF | splash10-00kr-0597000000-eae1be9c15781533cefc | 2021-09-22 | Wishart Lab | View Spectrum | Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - 8-iso-PGA1 40V, Negative-QTOF | splash10-05oa-5940000000-1dadced25493924491cc | 2021-09-22 | Wishart Lab | View Spectrum |
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