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Record Information
Version5.0
StatusExpected but not Quantified
Creation Date2013-05-09 20:55:44 UTC
Update Date2022-03-07 03:17:39 UTC
HMDB IDHMDB0060117
Secondary Accession Numbers
  • HMDB60117
Metabolite Identification
Common NameTetracosahexaenoic acid, n-3
DescriptionTetracosahexaenoic acid, n-3 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. Tetracosahexaenoic acid, n-3 is a weakly acidic compound (based on its pKa).
Structure
Data?1563866016
Synonyms
ValueSource
Tetracosahexaenoate, N-3Generator
Chemical FormulaC24H36O2
Average Molecular Weight356.5414
Monoisotopic Molecular Weight356.271530396
IUPAC Name(7Z,9Z,12Z,15Z,18Z,21Z)-tetracosa-7,9,12,15,18,21-hexaenoic acid
Traditional Name(7Z,9Z,12Z,15Z,18Z,21Z)-tetracosa-7,9,12,15,18,21-hexaenoic acid
CAS Registry NumberNot Available
SMILES
CC\C=C/C\C=C/C\C=C/C\C=C/C\C=C/C=C\CCCCCC(O)=O
InChI Identifier
InChI=1S/C24H36O2/c1-2-3-4-5-6-7-8-9-10-11-12-13-14-15-16-17-18-19-20-21-22-23-24(25)26/h3-4,6-7,9-10,12-13,15-18H,2,5,8,11,14,19-23H2,1H3,(H,25,26)/b4-3-,7-6-,10-9-,13-12-,16-15-,18-17-
InChI KeyRFKXDFPDYHBCRC-JGDWKEERSA-N
Chemical Taxonomy
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.
KingdomOrganic compounds
Super ClassLipids and lipid-like molecules
ClassFatty Acyls
Sub ClassFatty acids and conjugates
Direct ParentVery long-chain fatty acids
Alternative Parents
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
Molecular FrameworkAliphatic acyclic compounds
External DescriptorsNot Available
Ontology
Physiological effectNot Available
Disposition
ProcessNot Available
RoleNot Available
Physical Properties
StateNot Available
Experimental Molecular Properties
PropertyValueReference
Melting PointNot AvailableNot Available
Boiling PointNot AvailableNot Available
Water SolubilityNot AvailableNot Available
LogPNot AvailableNot Available
Experimental Chromatographic PropertiesNot Available
Predicted Molecular Properties
PropertyValueSource
Water Solubility9.7e-05 g/LALOGPS
logP7.32ALOGPS
logP7.64ChemAxon
logS-6.6ALOGPS
pKa (Strongest Acidic)4.92ChemAxon
Physiological Charge-1ChemAxon
Hydrogen Acceptor Count2ChemAxon
Hydrogen Donor Count1ChemAxon
Polar Surface Area37.3 ŲChemAxon
Rotatable Bond Count16ChemAxon
Refractivity120.59 m³·mol⁻¹ChemAxon
Polarizability42.57 ųChemAxon
Number of Rings0ChemAxon
BioavailabilityNoChemAxon
Rule of FiveNoChemAxon
Ghose FilterNoChemAxon
Veber's RuleNoChemAxon
MDDR-like RuleNoChemAxon
Predicted Chromatographic Properties

Predicted Collision Cross Sections

PredictorAdduct TypeCCS Value (Å2)Reference
DarkChem[M+H]+200.11631661259
DarkChem[M-H]-199.00331661259
DeepCCS[M+H]+193.14130932474
DeepCCS[M-H]-190.78330932474
DeepCCS[M-2H]-223.86330932474
DeepCCS[M+Na]+199.23530932474
AllCCS[M+H]+197.032859911
AllCCS[M+H-H2O]+194.332859911
AllCCS[M+NH4]+199.532859911
AllCCS[M+Na]+200.232859911
AllCCS[M-H]-196.132859911
AllCCS[M+Na-2H]-198.632859911
AllCCS[M+HCOO]-201.532859911

Predicted Retention Times

Underivatized

Chromatographic MethodRetention TimeReference
Measured using a Waters Acquity ultraperformance liquid chromatography (UPLC) ethylene-bridged hybrid (BEH) C18 column (100 mm × 2.1 mm; 1.7 μmparticle diameter). Predicted by Afia on May 17, 2022.5.14 minutes32390414
Predicted by Siyang on May 30, 202232.1104 minutes33406817
Predicted by Siyang using ReTip algorithm on June 8, 20221.48 minutes32390414
Fem_Long = Waters ACQUITY UPLC HSS T3 C18 with Water:MeOH and 0.1% Formic Acid3708.6 seconds40023050
Fem_Lipids = Ascentis Express C18 with (60:40 water:ACN):(90:10 IPA:ACN) and 10mM NH4COOH + 0.1% Formic Acid767.2 seconds40023050
Life_Old = Waters ACQUITY UPLC BEH C18 with Water:(20:80 acetone:ACN) and 0.1% Formic Acid316.9 seconds40023050
Life_New = RP Waters ACQUITY UPLC HSS T3 C18 with Water:(30:70 MeOH:ACN) and 0.1% Formic Acid619.0 seconds40023050
RIKEN = Waters ACQUITY UPLC BEH C18 with Water:ACN and 0.1% Formic Acid895.8 seconds40023050
Eawag_XBridgeC18 = XBridge C18 3.5u 2.1x50 mm with Water:MeOH and 0.1% Formic Acid1486.8 seconds40023050
BfG_NTS_RP1 =Agilent Zorbax Eclipse Plus C18 (2.1 mm x 150 mm, 3.5 um) with Water:ACN and 0.1% Formic Acid712.4 seconds40023050
HILIC_BDD_2 = Merck SeQuant ZIC-HILIC with ACN(0.1% formic acid):water(16 mM ammonium formate)94.6 seconds40023050
UniToyama_Atlantis = RP Waters Atlantis T3 (2.1 x 150 mm, 5 um) with ACN:Water and 0.1% Formic Acid2940.0 seconds40023050
BDD_C18 = Hypersil Gold 1.9µm C18 with Water:ACN and 0.1% Formic Acid988.2 seconds40023050
UFZ_Phenomenex = Kinetex Core-Shell C18 2.6 um, 3.0 x 100 mm, Phenomenex with Water:MeOH and 0.1% Formic Acid2211.3 seconds40023050
SNU_RIKEN_POS = Waters ACQUITY UPLC BEH C18 with Water:ACN and 0.1% Formic Acid1129.7 seconds40023050
RPMMFDA = Waters ACQUITY UPLC BEH C18 with Water:ACN and 0.1% Formic Acid678.8 seconds40023050
MTBLS87 = Merck SeQuant ZIC-pHILIC column with ACN:Water and :ammonium carbonate498.6 seconds40023050
KI_GIAR_zic_HILIC_pH2_7 = Merck SeQuant ZIC-HILIC with ACN:Water and 0.1% FA724.0 seconds40023050
Meister zic-pHILIC pH9.3 = Merck SeQuant ZIC-pHILIC column with ACN:Water 5mM NH4Ac pH9.3 and 5mM ammonium acetate in water9.2 seconds40023050

Predicted Kovats Retention Indices

Underivatized

MetaboliteSMILESKovats RI ValueColumn TypeReference
Tetracosahexaenoic acid, n-3CC\C=C/C\C=C/C\C=C/C\C=C/C\C=C/C=C\CCCCCC(O)=O4464.3Standard polar33892256
Tetracosahexaenoic acid, n-3CC\C=C/C\C=C/C\C=C/C\C=C/C\C=C/C=C\CCCCCC(O)=O2537.9Standard non polar33892256
Tetracosahexaenoic acid, n-3CC\C=C/C\C=C/C\C=C/C\C=C/C\C=C/C=C\CCCCCC(O)=O2759.4Semi standard non polar33892256

Derivatized

Derivative Name / StructureSMILESKovats RI ValueColumn TypeReference
Tetracosahexaenoic acid, n-3,1TMS,isomer #1CC/C=C\C/C=C\C/C=C\C/C=C\C/C=C\C=C/CCCCCC(=O)O[Si](C)(C)C2833.8Semi standard non polar33892256
Tetracosahexaenoic acid, n-3,1TBDMS,isomer #1CC/C=C\C/C=C\C/C=C\C/C=C\C/C=C\C=C/CCCCCC(=O)O[Si](C)(C)C(C)(C)C3066.5Semi standard non polar33892256
Spectra

GC-MS Spectra

Spectrum TypeDescriptionSplash KeyDeposition DateSourceView
Predicted GC-MSPredicted GC-MS Spectrum - Tetracosahexaenoic acid, n-3 GC-MS (Non-derivatized) - 70eV, Positivesplash10-0a4m-5492000000-ebe1df267318bc111e242017-09-20Wishart LabView Spectrum
Predicted GC-MSPredicted GC-MS Spectrum - Tetracosahexaenoic acid, n-3 GC-MS (1 TMS) - 70eV, Positivesplash10-0770-9553100000-7594bb0593650ddddb222017-10-06Wishart LabView Spectrum
Predicted GC-MSPredicted GC-MS Spectrum - Tetracosahexaenoic acid, n-3 GC-MS (Non-derivatized) - 70eV, PositiveNot Available2021-10-12Wishart LabView Spectrum

MS/MS Spectra

Spectrum TypeDescriptionSplash KeyDeposition DateSourceView
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - Tetracosahexaenoic acid, n-3 10V, Positive-QTOFsplash10-000i-0009000000-57548869729807983e4f2017-10-06Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - Tetracosahexaenoic acid, n-3 20V, Positive-QTOFsplash10-03ds-4559000000-6f89e7de08173b6450602017-10-06Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - Tetracosahexaenoic acid, n-3 40V, Positive-QTOFsplash10-01p2-9873000000-e1a693839dff07c30ac62017-10-06Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - Tetracosahexaenoic acid, n-3 10V, Negative-QTOFsplash10-0a4i-0009000000-579adb1239d169bdf4b62017-10-06Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - Tetracosahexaenoic acid, n-3 20V, Negative-QTOFsplash10-0bti-0009000000-e8a6c1781546520cfcf82017-10-06Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - Tetracosahexaenoic acid, n-3 40V, Negative-QTOFsplash10-0a4l-9122000000-a3a85d2c2b2409e836f22017-10-06Wishart LabView Spectrum
Biological Properties
Cellular Locations
  • Membrane (predicted from logP)
Biospecimen LocationsNot Available
Tissue LocationsNot Available
Pathways
Normal Concentrations
Not Available
Abnormal Concentrations
Not Available
Associated Disorders and Diseases
Disease ReferencesNone
Associated OMIM IDsNone
DrugBank IDNot Available
Phenol Explorer Compound IDNot Available
FooDB IDNot Available
KNApSAcK IDNot Available
Chemspider IDNot Available
KEGG Compound IDNot Available
BioCyc IDNot Available
BiGG IDNot Available
Wikipedia LinkNot Available
METLIN IDNot Available
PubChem Compound131769829
PDB IDNot Available
ChEBI IDNot Available
Food Biomarker OntologyNot Available
VMH IDNot Available
MarkerDB IDNot Available
Good Scents IDNot Available
References
Synthesis ReferenceNot Available
Material Safety Data Sheet (MSDS)Not Available
General References
  1. Thiele I, Swainston N, Fleming RM, Hoppe A, Sahoo S, Aurich MK, Haraldsdottir H, Mo ML, Rolfsson O, Stobbe MD, Thorleifsson SG, Agren R, Bolling C, Bordel S, Chavali AK, Dobson P, Dunn WB, Endler L, Hala D, Hucka M, Hull D, Jameson D, Jamshidi N, Jonsson JJ, Juty N, Keating S, Nookaew I, Le Novere N, Malys N, Mazein A, Papin JA, Price ND, Selkov E Sr, Sigurdsson MI, Simeonidis E, Sonnenschein N, Smallbone K, Sorokin A, van Beek JH, Weichart D, Goryanin I, Nielsen J, Westerhoff HV, Kell DB, Mendes P, Palsson BO: A community-driven global reconstruction of human metabolism. Nat Biotechnol. 2013 May;31(5):419-25. doi: 10.1038/nbt.2488. Epub 2013 Mar 3. [PubMed:23455439 ]
  2. Simons K, Toomre D: Lipid rafts and signal transduction. Nat Rev Mol Cell Biol. 2000 Oct;1(1):31-9. [PubMed:11413487 ]
  3. Watson AD: Thematic review series: systems biology approaches to metabolic and cardiovascular disorders. Lipidomics: a global approach to lipid analysis in biological systems. J Lipid Res. 2006 Oct;47(10):2101-11. Epub 2006 Aug 10. [PubMed:16902246 ]
  4. Sethi JK, Vidal-Puig AJ: Thematic review series: adipocyte biology. Adipose tissue function and plasticity orchestrate nutritional adaptation. J Lipid Res. 2007 Jun;48(6):1253-62. Epub 2007 Mar 20. [PubMed:17374880 ]
  5. Lingwood D, Simons K: Lipid rafts as a membrane-organizing principle. Science. 2010 Jan 1;327(5961):46-50. doi: 10.1126/science.1174621. [PubMed:20044567 ]
  6. Gunstone, Frank D., John L. Harwood, and Albert J. Dijkstra (2007). The lipid handbook with CD-ROM. CRC Press.