| Record Information |
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| Version | 5.0 |
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| Status | Detected but not Quantified |
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| Creation Date | 2021-09-11 00:17:50 UTC |
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| Update Date | 2021-09-26 22:56:54 UTC |
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| HMDB ID | HMDB0247288 |
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| Secondary Accession Numbers | None |
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| Metabolite Identification |
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| Common Name | 7,10,13,16,19-Docosapentaenoic acid |
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| Description | 124020-08-2 belongs to the class of organic compounds known as very long-chain fatty acids. These are fatty acids with an aliphatic tail that contains at least 22 carbon atoms. 124020-08-2 is a weakly acidic compound (based on its pKa). This compound has been identified in human blood as reported by (PMID: 31557052 ). 7,10,13,16,19-docosapentaenoic acid is not a naturally occurring metabolite and is only found in those individuals exposed to this compound or its derivatives. Technically 7,10,13,16,19-Docosapentaenoic acid is part of the human exposome. The exposome can be defined as the collection of all the exposures of an individual in a lifetime and how those exposures relate to health. An individual's exposure begins before birth and includes insults from environmental and occupational sources. |
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| Structure | CCC=CCC=CCC=CCC=CCC=CCCCCCC(O)=O InChI=1S/C22H34O2/c1-2-3-4-5-6-7-8-9-10-11-12-13-14-15-16-17-18-19-20-21-22(23)24/h3-4,6-7,9-10,12-13,15-16H,2,5,8,11,14,17-21H2,1H3,(H,23,24) |
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| Synonyms | | Value | Source |
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| 7,10,13,16,19-Docosapentaenoic acid | MeSH | | 7,10,13,16,19-Docosapentaenoic acid, (Z,Z,Z,Z,e)-isomer | MeSH | | 7,10,13,16,19-Docosapentaenoic acid, (all-Z)-isomer | MeSH | | 7,10,13,16,19-Docosapentaenoic acid, lithium salt | MeSH | | 7,10,13,16,19-Docosapentaenoic acid, lithium salt, (all-Z)-isomer | MeSH |
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| Chemical Formula | C22H34O2 |
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| Average Molecular Weight | 330.512 |
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| Monoisotopic Molecular Weight | 330.255880335 |
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| IUPAC Name | docosa-7,10,13,16,19-pentaenoic acid |
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| Traditional Name | docosa-7,10,13,16,19-pentaenoic acid |
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| CAS Registry Number | Not Available |
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| SMILES | CCC=CCC=CCC=CCC=CCC=CCCCCCC(O)=O |
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| InChI Identifier | InChI=1S/C22H34O2/c1-2-3-4-5-6-7-8-9-10-11-12-13-14-15-16-17-18-19-20-21-22(23)24/h3-4,6-7,9-10,12-13,15-16H,2,5,8,11,14,17-21H2,1H3,(H,23,24) |
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| InChI Key | YUFFSWGQGVEMMI-UHFFFAOYSA-N |
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| Chemical Taxonomy |
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| Description | Belongs to the class of organic compounds known as very long-chain fatty acids. These are fatty acids with an aliphatic tail that contains at least 22 carbon atoms. |
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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 | Fatty acids and conjugates |
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| Direct Parent | Very long-chain fatty acids |
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| Alternative Parents | |
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| Substituents | - Very long-chain fatty acid
- Unsaturated fatty acid
- Straight chain fatty acid
- Monocarboxylic acid or derivatives
- Carboxylic acid
- Carboxylic acid derivative
- Organic oxygen compound
- Organic oxide
- Hydrocarbon derivative
- Organooxygen 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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| 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 | 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 Retention Times Underivatized| Chromatographic Method | Retention Time | Reference |
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| Predicted by Siyang on May 30, 2022 | 28.9087 minutes | 33406817 | | Predicted by Siyang using ReTip algorithm on June 8, 2022 | 1.49 minutes | 32390414 | | Fem_Long = Waters ACQUITY UPLC HSS T3 C18 with Water:MeOH and 0.1% Formic Acid | 3442.3 seconds | 40023050 | | Fem_Lipids = Ascentis Express C18 with (60:40 water:ACN):(90:10 IPA:ACN) and 10mM NH4COOH + 0.1% Formic Acid | 673.4 seconds | 40023050 | | Life_Old = Waters ACQUITY UPLC BEH C18 with Water:(20:80 acetone:ACN) and 0.1% Formic Acid | 282.9 seconds | 40023050 | | Life_New = RP Waters ACQUITY UPLC HSS T3 C18 with Water:(30:70 MeOH:ACN) and 0.1% Formic Acid | 540.3 seconds | 40023050 | | RIKEN = Waters ACQUITY UPLC BEH C18 with Water:ACN and 0.1% Formic Acid | 821.9 seconds | 40023050 | | Eawag_XBridgeC18 = XBridge C18 3.5u 2.1x50 mm with Water:MeOH and 0.1% Formic Acid | 1357.6 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 | 708.0 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 | 2658.7 seconds | 40023050 | | BDD_C18 = Hypersil Gold 1.9µm C18 with Water:ACN and 0.1% Formic Acid | 902.6 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 | 2122.9 seconds | 40023050 | | SNU_RIKEN_POS = Waters ACQUITY UPLC BEH C18 with Water:ACN and 0.1% Formic Acid | 1013.2 seconds | 40023050 | | RPMMFDA = Waters ACQUITY UPLC BEH C18 with Water:ACN and 0.1% Formic Acid | 616.4 seconds | 40023050 | | MTBLS87 = Merck SeQuant ZIC-pHILIC column with ACN:Water and :ammonium carbonate | 502.1 seconds | 40023050 | | KI_GIAR_zic_HILIC_pH2_7 = Merck SeQuant ZIC-HILIC with ACN:Water and 0.1% FA | 655.4 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 | 9.0 seconds | 40023050 |
Predicted Kovats Retention IndicesUnderivatized| Metabolite | SMILES | Kovats RI Value | Column Type | Reference |
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| 7,10,13,16,19-Docosapentaenoic acid | CCC=CCC=CCC=CCC=CCC=CCCCCCC(O)=O | 3994.0 | Standard polar | 33892256 | | 7,10,13,16,19-Docosapentaenoic acid | CCC=CCC=CCC=CCC=CCC=CCCCCCC(O)=O | 2283.1 | Standard non polar | 33892256 | | 7,10,13,16,19-Docosapentaenoic acid | CCC=CCC=CCC=CCC=CCC=CCCCCCC(O)=O | 2524.9 | 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 - 7,10,13,16,19-Docosapentaenoic acid GC-MS (Non-derivatized) - 70eV, Positive | splash10-004l-5491000000-56de363323dabc6f26e3 | 2021-09-23 | Wishart Lab | View Spectrum | | Predicted GC-MS | Predicted GC-MS Spectrum - 7,10,13,16,19-Docosapentaenoic acid GC-MS (Non-derivatized) - 70eV, Positive | Not Available | 2021-10-12 | Wishart Lab | View Spectrum | | Predicted GC-MS | Predicted GC-MS Spectrum - 7,10,13,16,19-Docosapentaenoic acid GC-MS (TMS_1_1) - 70eV, Positive | Not Available | 2021-11-03 | Wishart Lab | View Spectrum | | Predicted GC-MS | Predicted GC-MS Spectrum - 7,10,13,16,19-Docosapentaenoic acid GC-MS (TBDMS_1_1) - 70eV, Positive | Not Available | 2021-11-03 | 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 - 7,10,13,16,19-Docosapentaenoic acid 10V, Positive-QTOF | splash10-01q9-2329000000-918ad0c35d9079c18ee1 | 2021-10-12 | Wishart Lab | View Spectrum | | Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - 7,10,13,16,19-Docosapentaenoic acid 20V, Positive-QTOF | splash10-001i-4911000000-cca43fd70d0980b4845e | 2021-10-12 | Wishart Lab | View Spectrum | | Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - 7,10,13,16,19-Docosapentaenoic acid 40V, Positive-QTOF | splash10-001i-9700000000-ca068d510d72f2bb000e | 2021-10-12 | Wishart Lab | View Spectrum | | Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - 7,10,13,16,19-Docosapentaenoic acid 10V, Negative-QTOF | splash10-004i-0009000000-f4bd181f937819513660 | 2021-10-12 | Wishart Lab | View Spectrum | | Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - 7,10,13,16,19-Docosapentaenoic acid 20V, Negative-QTOF | splash10-01t9-1009000000-ea563bc513a78666b434 | 2021-10-12 | Wishart Lab | View Spectrum | | Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - 7,10,13,16,19-Docosapentaenoic acid 40V, Negative-QTOF | splash10-0006-9221000000-a71d2d6e07928441d5ef | 2021-10-12 | Wishart Lab | View Spectrum |
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