Record Information |
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Version | 2.0 |
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Created at | 2024-09-11 19:36:10 UTC |
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Updated at | 2024-09-11 19:36:10 UTC |
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NP-MRD ID | NP0339082 |
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Secondary Accession Numbers | None |
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Natural Product Identification |
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Common Name | 20-Trihydroxy-leukotriene-B4 |
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Description | 20-Trihydroxy-leukotriene-B4, also known as 20-OH(,3)-LTB4, belongs to the class of organic compounds known as leukotrienes. These are eicosanoids containing a hydroxyl group attached to the aliphatic chain of an arachidonic acid. Leukotrienes have four double bonds, three (and only three) of which are conjugated. Thus, 20-trihydroxy-leukotriene-b4 is considered to be an eicosanoid lipid molecule. 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. 20-Trihydroxy-leukotriene-B4 is a very hydrophobic molecule, practically insoluble (in water), and relatively neutral. Omega-oxidation is the major pathway for the catabolism of leukotriene B4 in human polymorphonuclear leukocytes. The PGs and TXs are collectively identified as prostanoids. All eicosanoids function locally at the site of synthesis, through receptor-mediated G-protein linked signaling pathways. The regulation of leukotriene production occurs at various levels, including expression of 5-LO, translocation of 5-LO to the perinuclear region and phosphorylation to either enhance or inhibit the activity of 5-LO. |
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Structure | O[C@H](CCCC(O)=O)\C=C/C=C/C=C/[C@@H](O)C\C=C/CCCCC(O)(O)O InChI=1S/C20H32O7/c21-17(11-6-2-1-5-9-16-20(25,26)27)12-7-3-4-8-13-18(22)14-10-15-19(23)24/h2-4,6-8,12-13,17-18,21-22,25-27H,1,5,9-11,14-16H2,(H,23,24)/b4-3+,6-2-,12-7+,13-8-/t17-,18-/m0/s1 |
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Synonyms | Value | Source |
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(6Z,8E,10E,14Z)-(5S,12R)-5,12-Di-20-tri-hydroxyeicosa-6,8,10,14-tetraenoate | HMDB | (6Z,8E,10E,14Z)-(5S,12R)-5,12-Di-20-tri-hydroxyeicosa-6,8,10,14-tetraenoic acid | HMDB | 20-OH(,3)-LTB4 | HMDB |
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Chemical Formula | C20H32O7 |
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Average Mass | 384.4639 Da |
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Monoisotopic Mass | 384.21480 Da |
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IUPAC Name | (5R,6Z,8E,10E,12S,14Z)-5,12,20,20,20-pentahydroxyicosa-6,8,10,14-tetraenoic acid |
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Traditional Name | (5R,6Z,8E,10E,12S,14Z)-5,12,20,20,20-pentahydroxyicosa-6,8,10,14-tetraenoic acid |
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CAS Registry Number | Not Available |
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SMILES | O[C@H](CCCC(O)=O)\C=C/C=C/C=C/[C@@H](O)C\C=C/CCCCC(O)(O)O |
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InChI Identifier | InChI=1S/C20H32O7/c21-17(11-6-2-1-5-9-16-20(25,26)27)12-7-3-4-8-13-18(22)14-10-15-19(23)24/h2-4,6-8,12-13,17-18,21-22,25-27H,1,5,9-11,14-16H2,(H,23,24)/b4-3+,6-2-,12-7+,13-8-/t17-,18-/m0/s1 |
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InChI Key | UZWWTCBNUQJEPB-WLMOLUCVSA-N |
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Experimental Spectra |
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| Not Available | Predicted Spectra |
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| Not Available | Chemical Shift Submissions |
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| Not Available | Species |
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Species of Origin | Not Available |
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Chemical Taxonomy |
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Description | Belongs to the class of organic compounds known as leukotrienes. These are eicosanoids containing a hydroxyl group attached to the aliphatic chain of an arachidonic acid. Leukotrienes have four double bonds, three (and only three) of which are conjugated. |
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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 | Leukotrienes |
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Alternative Parents | |
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Substituents | - Leukotriene
- Hydroxyeicosatetraenoic acid
- Long-chain fatty acid
- Hydroxy fatty acid
- Fatty acid
- Unsaturated fatty acid
- Orthocarboxylic acid derivative
- Ortho acid
- Secondary alcohol
- Polyol
- Monocarboxylic acid or derivatives
- Carboxylic acid
- Carboxylic acid derivative
- Organooxygen compound
- Alcohol
- Hydrocarbon derivative
- Organic oxide
- Organic oxygen compound
- Carbonyl group
- Aliphatic acyclic compound
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Molecular Framework | Aliphatic acyclic compounds |
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External Descriptors | Not Available |
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Physical Properties |
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State | Not Available |
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Experimental 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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Predicted Properties | |
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