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Record Information
Version5.0
StatusExpected but not Quantified
Creation Date2017-03-23 01:37:25 UTC
Update Date2022-03-07 03:17:55 UTC
HMDB IDHMDB0062452
Secondary Accession Numbers
  • HMDB62452
Metabolite Identification
Common Name17Z-hexacosenoic acid
Description(17Z)-hexacosenoic acid, also known as C26:1N-9 or 17cis-hexacosenoate, 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 (17Z)-hexacosenoic acid is a very hydrophobic molecule, practically insoluble (in water), and relatively neutral.
Structure
Data?1563866314
Synonyms
ValueSource
17cis-Hexacosenoic acidChEBI
17Z-Hexacosenoic acidChEBI
C26:1N-9ChEBI
cis-17-Hexacosenoic acidChEBI
17cis-HexacosenoateGenerator
17Z-HexacosenoateGenerator
cis-17-HexacosenoateGenerator
(17Z)-HexacosenoateGenerator
Chemical FormulaC26H50O2
Average Molecular Weight394.684
Monoisotopic Molecular Weight394.38108085
IUPAC Name(17Z)-hexacos-17-enoic acid
Traditional Nameximenic acid
CAS Registry NumberNot Available
SMILES
[H]\C(CCCCCCCC)=C(/[H])CCCCCCCCCCCCCCCC(O)=O
InChI Identifier
InChI=1S/C26H50O2/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(27)28/h9-10H,2-8,11-25H2,1H3,(H,27,28)/b10-9-
InChI KeyRQIDQEBURXNDKG-KTKRTIGZSA-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 Descriptors
Ontology
Physiological effectNot Available
DispositionNot Available
ProcessNot Available
RoleNot Available
Physical Properties
StateNot Available
Experimental Molecular Properties
PropertyValueReference
Melting PointNot AvailableNot Available
Boiling PointNot AvailableNot Available
Water Solubility1.6e-05 g/lALOGPS
LogP9.82ALOGPS
Experimental Chromatographic PropertiesNot Available
Predicted Molecular Properties
PropertyValueSource
logP9.82ALOGPS
logP10.34ChemAxon
logS-7.4ALOGPS
pKa (Strongest Acidic)4.95ChemAxon
Physiological Charge-1ChemAxon
Hydrogen Acceptor Count2ChemAxon
Hydrogen Donor Count1ChemAxon
Polar Surface Area37.3 ŲChemAxon
Rotatable Bond Count23ChemAxon
Refractivity124.21 m³·mol⁻¹ChemAxon
Polarizability54.11 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]+207.98131661259
DarkChem[M-H]-209.42431661259
DeepCCS[M+H]+213.90630932474
DeepCCS[M-H]-211.54830932474
DeepCCS[M-2H]-244.43530932474
DeepCCS[M+Na]+220.030932474
AllCCS[M+H]+216.632859911
AllCCS[M+H-H2O]+214.532859911
AllCCS[M+NH4]+218.632859911
AllCCS[M+Na]+219.232859911
AllCCS[M-H]-206.932859911
AllCCS[M+Na-2H]-210.132859911
AllCCS[M+HCOO]-213.732859911

Predicted Kovats Retention Indices

Underivatized

MetaboliteSMILESKovats RI ValueColumn TypeReference
17Z-hexacosenoic acid[H]\C(CCCCCCCC)=C(/[H])CCCCCCCCCCCCCCCC(O)=O4259.9Standard polar33892256
17Z-hexacosenoic acid[H]\C(CCCCCCCC)=C(/[H])CCCCCCCCCCCCCCCC(O)=O2880.7Standard non polar33892256
17Z-hexacosenoic acid[H]\C(CCCCCCCC)=C(/[H])CCCCCCCCCCCCCCCC(O)=O3005.2Semi standard non polar33892256

Derivatized

Derivative Name / StructureSMILESKovats RI ValueColumn TypeReference
17Z-hexacosenoic acid,1TMS,isomer #1CCCCCCCC/C=C\CCCCCCCCCCCCCCCC(=O)O[Si](C)(C)C3026.7Semi standard non polar33892256
17Z-hexacosenoic acid,1TBDMS,isomer #1CCCCCCCC/C=C\CCCCCCCCCCCCCCCC(=O)O[Si](C)(C)C(C)(C)C3330.7Semi standard non polar33892256
Spectra

GC-MS Spectra

Spectrum TypeDescriptionSplash KeyDeposition DateSourceView
Predicted GC-MSPredicted GC-MS Spectrum - 17Z-hexacosenoic acid GC-MS (Non-derivatized) - 70eV, Positivesplash10-0f6y-8982000000-2791441f078e356c9c1c2017-09-20Wishart LabView Spectrum
Predicted GC-MSPredicted GC-MS Spectrum - 17Z-hexacosenoic acid GC-MS (1 TMS) - 70eV, Positivesplash10-0umr-9552000000-f8415e74f1946de32b482017-10-06Wishart LabView Spectrum
Predicted GC-MSPredicted GC-MS Spectrum - 17Z-hexacosenoic acid GC-MS (Non-derivatized) - 70eV, PositiveNot Available2021-10-12Wishart LabView Spectrum
Predicted GC-MSPredicted GC-MS Spectrum - 17Z-hexacosenoic acid 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 - 17Z-hexacosenoic acid 10V, Positive-QTOFsplash10-004j-0009000000-1cb62d3d0b66547425e42017-10-06Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - 17Z-hexacosenoic acid 20V, Positive-QTOFsplash10-002k-2439000000-18b793d78c86303c1d392017-10-06Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - 17Z-hexacosenoic acid 40V, Positive-QTOFsplash10-0016-9844000000-4e963bb52f09e560c74c2017-10-06Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - 17Z-hexacosenoic acid 10V, Negative-QTOFsplash10-0006-0009000000-2597d197b7091a10e9cc2017-10-06Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - 17Z-hexacosenoic acid 20V, Negative-QTOFsplash10-002g-0009000000-a562fded0406cb2ed4322017-10-06Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - 17Z-hexacosenoic acid 40V, Negative-QTOFsplash10-0a4l-9113000000-0853f391ff04c68d75002017-10-06Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - 17Z-hexacosenoic acid 10V, Positive-QTOFsplash10-002b-2019000000-6523856268b29366b52f2021-09-25Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - 17Z-hexacosenoic acid 20V, Positive-QTOFsplash10-056s-6159000000-8e5caa69f4abe651f7092021-09-25Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - 17Z-hexacosenoic acid 40V, Positive-QTOFsplash10-0a5a-9100000000-5c8fe5a6316cb53419e82021-09-25Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - 17Z-hexacosenoic acid 10V, Negative-QTOFsplash10-0006-0009000000-720733a91067ed37e9782021-09-25Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - 17Z-hexacosenoic acid 20V, Negative-QTOFsplash10-002f-1009000000-00a14454d2c9d64ee5472021-09-25Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - 17Z-hexacosenoic acid 40V, Negative-QTOFsplash10-0006-9004000000-f579e3919bcc94a35ae02021-09-25Wishart LabView Spectrum
Biological Properties
Cellular LocationsNot Available
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 Compound5282775
PDB IDNot Available
ChEBI ID77525
Food Biomarker OntologyNot Available
VMH IDM03153
MarkerDB IDNot Available
Good Scents IDNot Available
References
Synthesis ReferenceNot Available
Material Safety Data Sheet (MSDS)Not Available
General References
  1. Simons K, Toomre D: Lipid rafts and signal transduction. Nat Rev Mol Cell Biol. 2000 Oct;1(1):31-9. [PubMed:11413487 ]
  2. 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 ]
  3. 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 ]
  4. 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 ]
  5. Miwa A, Adachi J, Mizuno K, Tatsuno Y: Very long-chain fatty acid pattern in crush syndrome patients in the Kobe earthquake. Clin Chim Acta. 1997 Feb 17;258(2):125-35. [PubMed:9074810 ]
  6. Adachi J, Miwa A, Ueno Y, Asano M, Naito T, Imamichi H, Tatsuno Y: Abnormality of very long-chain fatty acids of erythrocyte membrane in alcoholic patients. Alcohol Clin Exp Res. 1998 May;22(3 Suppl):103S-107S. [PubMed:9622383 ]
  7. Gunstone, Frank D., John L. Harwood, and Albert J. Dijkstra (2007). The lipid handbook with CD-ROM. CRC Press.