| Record Information |
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| Version | 5.0 |
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| Status | Expected but not Quantified |
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| Creation Date | 2017-03-23 02:10:37 UTC |
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| Update Date | 2022-03-07 03:17:55 UTC |
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| HMDB ID | HMDB0062486 |
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| Secondary Accession Numbers | |
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| Metabolite Identification |
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| Common Name | 5,12-dihydroxy-6,8,10,14,17-eicosapentaenoic acid |
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| Description | (6E,8E,10E,14E,17E)-5,12-dihydroxyicosa-6,8,10,14,17-pentaenoic acid belongs to the class of organic compounds known as hydroxyeicosapentaenoic acids. These are eicosanoic acids with an attached hydroxyl group and five CC double bonds (6E,8E,10E,14E,17E)-5,12-dihydroxyicosa-6,8,10,14,17-pentaenoic acid is an extremely weak basic (essentially neutral) compound (based on its pKa). |
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| Structure | [H]\C(CC)=C(\[H])C\C([H])=C(/[H])CC(O)C(\[H])=C(/[H])\C(\[H])=C(/[H])\C(\[H])=C(/[H])C(O)CCCC(O)=O InChI=1S/C20H30O4/c1-2-3-4-5-6-9-13-18(21)14-10-7-8-11-15-19(22)16-12-17-20(23)24/h3-4,6-11,14-15,18-19,21-22H,2,5,12-13,16-17H2,1H3,(H,23,24)/b4-3+,8-7+,9-6+,14-10+,15-11+ |
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| Synonyms | | Value | Source |
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| (6E,8E,10E,14E,17E)-5,12-Dihydroxyicosa-6,8,10,14,17-pentaenoate | Generator | | 5,12-Dihydroxy-6,8,10,14,17-eicosapentaenoate | Generator | | Leukotriene b5 | HMDB | | LTB 5 | HMDB |
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| Chemical Formula | C20H30O4 |
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| Average Molecular Weight | 334.456 |
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| Monoisotopic Molecular Weight | 334.214409446 |
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| IUPAC Name | (6E,8E,10E,14E,17E)-5,12-dihydroxyicosa-6,8,10,14,17-pentaenoic acid |
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| Traditional Name | 5,12-DiHEPE |
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| CAS Registry Number | Not Available |
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| SMILES | [H]\C(CC)=C(\[H])C\C([H])=C(/[H])CC(O)C(\[H])=C(/[H])\C(\[H])=C(/[H])\C(\[H])=C(/[H])C(O)CCCC(O)=O |
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| InChI Identifier | InChI=1S/C20H30O4/c1-2-3-4-5-6-9-13-18(21)14-10-7-8-11-15-19(22)16-12-17-20(23)24/h3-4,6-11,14-15,18-19,21-22H,2,5,12-13,16-17H2,1H3,(H,23,24)/b4-3+,8-7+,9-6+,14-10+,15-11+ |
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| InChI Key | BISQPGCQOHLHQK-RUEGXZCXSA-N |
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| Chemical Taxonomy |
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| Description | Belongs to the class of organic compounds known as hydroxyeicosapentaenoic acids. These are eicosanoic acids with an attached hydroxyl group and five CC double bonds. |
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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 | Hydroxyeicosapentaenoic acids |
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| Alternative Parents | |
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| Substituents | - Hydroxyeicosapentaenoic acid
- Long-chain fatty acid
- Hydroxy fatty acid
- Fatty acid
- Unsaturated fatty acid
- Secondary alcohol
- Carboxylic acid derivative
- Carboxylic acid
- Monocarboxylic acid or derivatives
- Organic oxide
- Organic oxygen compound
- Alcohol
- Hydrocarbon derivative
- Carbonyl group
- Organooxygen compound
- Aliphatic acyclic compound
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| Molecular Framework | Aliphatic acyclic 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 | Not Available |
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| Role | Not Available |
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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 | 0.016 g/l | ALOGPS | | LogP | 4.68 | ALOGPS |
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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 Retention Times Underivatized| Chromatographic Method | Retention Time | Reference |
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| Measured using a Waters Acquity ultraperformance liquid chromatography (UPLC) ethylene-bridged hybrid (BEH) C18 column (100 mm √ó 2.1 mm; 1.7 Œºmparticle diameter). Predicted by Afia on May 17, 2022. | 5.03 minutes | 32390414 | | Predicted by Siyang on May 30, 2022 | 16.6995 minutes | 33406817 | | Predicted by Siyang using ReTip algorithm on June 8, 2022 | 1.15 minutes | 32390414 | | Fem_Long = Waters ACQUITY UPLC HSS T3 C18 with Water:MeOH and 0.1% Formic Acid | 2883.8 seconds | 40023050 | | Fem_Lipids = Ascentis Express C18 with (60:40 water:ACN):(90:10 IPA:ACN) and 10mM NH4COOH + 0.1% Formic Acid | 295.2 seconds | 40023050 | | Life_Old = Waters ACQUITY UPLC BEH C18 with Water:(20:80 acetone:ACN) and 0.1% Formic Acid | 168.8 seconds | 40023050 | | Life_New = RP Waters ACQUITY UPLC HSS T3 C18 with Water:(30:70 MeOH:ACN) and 0.1% Formic Acid | 214.8 seconds | 40023050 | | RIKEN = Waters ACQUITY UPLC BEH C18 with Water:ACN and 0.1% Formic Acid | 279.9 seconds | 40023050 | | Eawag_XBridgeC18 = XBridge C18 3.5u 2.1x50 mm with Water:MeOH and 0.1% Formic Acid | 726.9 seconds | 40023050 | | BfG_NTS_RP1 =Agilent Zorbax Eclipse Plus C18 (2.1 mm x 150 mm, 3.5 um) with Water:ACN and 0.1% Formic Acid | 464.0 seconds | 40023050 | | HILIC_BDD_2 = Merck SeQuant ZIC-HILIC with ACN(0.1% formic acid):water(16 mM ammonium formate) | 93.7 seconds | 40023050 | | UniToyama_Atlantis = RP Waters Atlantis T3 (2.1 x 150 mm, 5 um) with ACN:Water and 0.1% Formic Acid | 1601.2 seconds | 40023050 | | BDD_C18 = Hypersil Gold 1.9µm C18 with Water:ACN and 0.1% Formic Acid | 592.6 seconds | 40023050 | | UFZ_Phenomenex = Kinetex Core-Shell C18 2.6 um, 3.0 x 100 mm, Phenomenex with Water:MeOH and 0.1% Formic Acid | 1447.5 seconds | 40023050 | | SNU_RIKEN_POS = Waters ACQUITY UPLC BEH C18 with Water:ACN and 0.1% Formic Acid | 527.8 seconds | 40023050 | | RPMMFDA = Waters ACQUITY UPLC BEH C18 with Water:ACN and 0.1% Formic Acid | 440.5 seconds | 40023050 | | MTBLS87 = Merck SeQuant ZIC-pHILIC column with ACN:Water and :ammonium carbonate | 334.5 seconds | 40023050 | | KI_GIAR_zic_HILIC_pH2_7 = Merck SeQuant ZIC-HILIC with ACN:Water and 0.1% FA | 305.5 seconds | 40023050 | | Meister zic-pHILIC pH9.3 = Merck SeQuant ZIC-pHILIC column with ACN:Water 5mM NH4Ac pH9.3 and 5mM ammonium acetate in water | 8.5 seconds | 40023050 |
Predicted Kovats Retention IndicesUnderivatized| Metabolite | SMILES | Kovats RI Value | Column Type | Reference |
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| 5,12-dihydroxy-6,8,10,14,17-eicosapentaenoic acid | [H]\C(CC)=C(\[H])C\C([H])=C(/[H])CC(O)C(\[H])=C(/[H])\C(\[H])=C(/[H])\C(\[H])=C(/[H])C(O)CCCC(O)=O | 4609.8 | Standard polar | 33892256 | | 5,12-dihydroxy-6,8,10,14,17-eicosapentaenoic acid | [H]\C(CC)=C(\[H])C\C([H])=C(/[H])CC(O)C(\[H])=C(/[H])\C(\[H])=C(/[H])\C(\[H])=C(/[H])C(O)CCCC(O)=O | 2386.3 | Standard non polar | 33892256 | | 5,12-dihydroxy-6,8,10,14,17-eicosapentaenoic acid | [H]\C(CC)=C(\[H])C\C([H])=C(/[H])CC(O)C(\[H])=C(/[H])\C(\[H])=C(/[H])\C(\[H])=C(/[H])C(O)CCCC(O)=O | 2735.7 | Semi standard non polar | 33892256 |
Derivatized| Derivative Name / Structure | SMILES | Kovats RI Value | Column Type | Reference |
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| 5,12-dihydroxy-6,8,10,14,17-eicosapentaenoic acid,1TMS,isomer #1 | CC/C=C/C/C=C/CC(/C=C/C=C/C=C/C(O)CCCC(=O)O)O[Si](C)(C)C | 2990.2 | Semi standard non polar | 33892256 | | 5,12-dihydroxy-6,8,10,14,17-eicosapentaenoic acid,1TMS,isomer #2 | CC/C=C/C/C=C/CC(O)/C=C/C=C/C=C/C(CCCC(=O)O)O[Si](C)(C)C | 2996.0 | Semi standard non polar | 33892256 | | 5,12-dihydroxy-6,8,10,14,17-eicosapentaenoic acid,1TMS,isomer #3 | CC/C=C/C/C=C/CC(O)/C=C/C=C/C=C/C(O)CCCC(=O)O[Si](C)(C)C | 2878.9 | Semi standard non polar | 33892256 | | 5,12-dihydroxy-6,8,10,14,17-eicosapentaenoic acid,2TMS,isomer #1 | CC/C=C/C/C=C/CC(/C=C/C=C/C=C/C(CCCC(=O)O)O[Si](C)(C)C)O[Si](C)(C)C | 3022.2 | Semi standard non polar | 33892256 | | 5,12-dihydroxy-6,8,10,14,17-eicosapentaenoic acid,2TMS,isomer #2 | CC/C=C/C/C=C/CC(/C=C/C=C/C=C/C(O)CCCC(=O)O[Si](C)(C)C)O[Si](C)(C)C | 2925.7 | Semi standard non polar | 33892256 | | 5,12-dihydroxy-6,8,10,14,17-eicosapentaenoic acid,2TMS,isomer #3 | CC/C=C/C/C=C/CC(O)/C=C/C=C/C=C/C(CCCC(=O)O[Si](C)(C)C)O[Si](C)(C)C | 2932.0 | Semi standard non polar | 33892256 | | 5,12-dihydroxy-6,8,10,14,17-eicosapentaenoic acid,3TMS,isomer #1 | CC/C=C/C/C=C/CC(/C=C/C=C/C=C/C(CCCC(=O)O[Si](C)(C)C)O[Si](C)(C)C)O[Si](C)(C)C | 2919.5 | Semi standard non polar | 33892256 | | 5,12-dihydroxy-6,8,10,14,17-eicosapentaenoic acid,1TBDMS,isomer #1 | CC/C=C/C/C=C/CC(/C=C/C=C/C=C/C(O)CCCC(=O)O)O[Si](C)(C)C(C)(C)C | 3236.8 | Semi standard non polar | 33892256 | | 5,12-dihydroxy-6,8,10,14,17-eicosapentaenoic acid,1TBDMS,isomer #2 | CC/C=C/C/C=C/CC(O)/C=C/C=C/C=C/C(CCCC(=O)O)O[Si](C)(C)C(C)(C)C | 3235.7 | Semi standard non polar | 33892256 | | 5,12-dihydroxy-6,8,10,14,17-eicosapentaenoic acid,1TBDMS,isomer #3 | CC/C=C/C/C=C/CC(O)/C=C/C=C/C=C/C(O)CCCC(=O)O[Si](C)(C)C(C)(C)C | 3112.2 | Semi standard non polar | 33892256 | | 5,12-dihydroxy-6,8,10,14,17-eicosapentaenoic acid,2TBDMS,isomer #1 | CC/C=C/C/C=C/CC(/C=C/C=C/C=C/C(CCCC(=O)O)O[Si](C)(C)C(C)(C)C)O[Si](C)(C)C(C)(C)C | 3467.2 | Semi standard non polar | 33892256 | | 5,12-dihydroxy-6,8,10,14,17-eicosapentaenoic acid,2TBDMS,isomer #2 | CC/C=C/C/C=C/CC(/C=C/C=C/C=C/C(O)CCCC(=O)O[Si](C)(C)C(C)(C)C)O[Si](C)(C)C(C)(C)C | 3392.4 | Semi standard non polar | 33892256 | | 5,12-dihydroxy-6,8,10,14,17-eicosapentaenoic acid,2TBDMS,isomer #3 | CC/C=C/C/C=C/CC(O)/C=C/C=C/C=C/C(CCCC(=O)O[Si](C)(C)C(C)(C)C)O[Si](C)(C)C(C)(C)C | 3401.3 | Semi standard non polar | 33892256 | | 5,12-dihydroxy-6,8,10,14,17-eicosapentaenoic acid,3TBDMS,isomer #1 | CC/C=C/C/C=C/CC(/C=C/C=C/C=C/C(CCCC(=O)O[Si](C)(C)C(C)(C)C)O[Si](C)(C)C(C)(C)C)O[Si](C)(C)C(C)(C)C | 3660.0 | Semi standard non polar | 33892256 |
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| GC-MS Spectra| Spectrum Type | Description | Splash Key | Deposition Date | Source | View |
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| Predicted GC-MS | Predicted GC-MS Spectrum - 5,12-dihydroxy-6,8,10,14,17-eicosapentaenoic acid GC-MS (Non-derivatized) - 70eV, Positive | splash10-066r-5976000000-1308051082500b532d7b | 2017-09-20 | Wishart Lab | View Spectrum | | Predicted GC-MS | Predicted GC-MS Spectrum - 5,12-dihydroxy-6,8,10,14,17-eicosapentaenoic acid GC-MS (3 TMS) - 70eV, Positive | splash10-002u-9114550000-fb98f8ad419bf0e2f1eb | 2017-10-06 | Wishart Lab | View Spectrum | | Predicted GC-MS | Predicted GC-MS Spectrum - 5,12-dihydroxy-6,8,10,14,17-eicosapentaenoic acid GC-MS (Non-derivatized) - 70eV, Positive | Not Available | 2021-10-12 | Wishart Lab | View Spectrum | | Predicted GC-MS | Predicted GC-MS Spectrum - 5,12-dihydroxy-6,8,10,14,17-eicosapentaenoic acid GC-MS (Non-derivatized) - 70eV, Positive | Not Available | 2021-10-12 | Wishart Lab | View Spectrum |
MS/MS Spectra| Spectrum Type | Description | Splash Key | Deposition Date | Source | View |
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| Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - 5,12-dihydroxy-6,8,10,14,17-eicosapentaenoic acid 10V, Positive-QTOF | splash10-014j-0089000000-945a81862277ca8ffccd | 2017-10-06 | Wishart Lab | View Spectrum | | Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - 5,12-dihydroxy-6,8,10,14,17-eicosapentaenoic acid 20V, Positive-QTOF | splash10-00kk-3492000000-1307f5bf34685a04ff67 | 2017-10-06 | Wishart Lab | View Spectrum | | Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - 5,12-dihydroxy-6,8,10,14,17-eicosapentaenoic acid 40V, Positive-QTOF | splash10-0a4u-9550000000-dd3a21bd0ec9a9c3281b | 2017-10-06 | Wishart Lab | View Spectrum | | Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - 5,12-dihydroxy-6,8,10,14,17-eicosapentaenoic acid 10V, Negative-QTOF | splash10-00lr-0029000000-aea24fc310a30c0083f4 | 2017-10-06 | Wishart Lab | View Spectrum | | Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - 5,12-dihydroxy-6,8,10,14,17-eicosapentaenoic acid 20V, Negative-QTOF | splash10-0159-2359000000-2767c62677c595b5c621 | 2017-10-06 | Wishart Lab | View Spectrum | | Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - 5,12-dihydroxy-6,8,10,14,17-eicosapentaenoic acid 40V, Negative-QTOF | splash10-0a4l-9440000000-c5ad6a89519cdea928ca | 2017-10-06 | Wishart Lab | View Spectrum | | Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - 5,12-dihydroxy-6,8,10,14,17-eicosapentaenoic acid 10V, Negative-QTOF | splash10-0159-0019000000-ebe312919323a70b435d | 2021-09-23 | Wishart Lab | View Spectrum | | Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - 5,12-dihydroxy-6,8,10,14,17-eicosapentaenoic acid 20V, Negative-QTOF | splash10-00lr-3449000000-33dea2da13cb74cad0bc | 2021-09-23 | Wishart Lab | View Spectrum | | Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - 5,12-dihydroxy-6,8,10,14,17-eicosapentaenoic acid 40V, Negative-QTOF | splash10-059l-5391000000-da0f2fad428f71a9a01d | 2021-09-23 | Wishart Lab | View Spectrum | | Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - 5,12-dihydroxy-6,8,10,14,17-eicosapentaenoic acid 10V, Positive-QTOF | splash10-00kb-0196000000-fb8a4628f13adee8bffa | 2021-09-25 | Wishart Lab | View Spectrum | | Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - 5,12-dihydroxy-6,8,10,14,17-eicosapentaenoic acid 20V, Positive-QTOF | splash10-0002-1391000000-01dd8cbef267af45ff7a | 2021-09-25 | Wishart Lab | View Spectrum | | Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - 5,12-dihydroxy-6,8,10,14,17-eicosapentaenoic acid 40V, Positive-QTOF | splash10-0ar0-9610000000-b9ceb4ac3bd3c9071f0a | 2021-09-25 | Wishart Lab | View Spectrum |
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