Hmdb loader
Survey
You are using an unsupported browser. Please upgrade your browser to a newer version to get the best experience on Human Metabolome Database.
Record Information
Version5.0
StatusDetected but not Quantified
Creation Date2022-09-09 19:24:20 UTC
Update Date2022-09-22 18:35:03 UTC
HMDB IDHMDB0341157
Secondary Accession NumbersNone
Metabolite Identification
Common NameFA 18:5+2O
DescriptionFA 18:5+2O belongs to the class of organic compounds known as lineolic acids and derivatives. These are derivatives of lineolic acid. Lineolic acid is a polyunsaturated omega-6 18 carbon long fatty acid, with two CC double bonds at the 9- and 12-positions. Based on a literature review very few articles have been published on FA 18:5+2O.
Structure
Thumb
SynonymsNot Available
Chemical FormulaC18H26O4
Average Molecular Weight306.402
Monoisotopic Molecular Weight306.183109317
IUPAC Name(10E,12E,14E)-9,16-dioxooctadeca-10,12,14-trienoic acid
Traditional Name(10E,12E,14E)-9,16-dioxooctadeca-10,12,14-trienoic acid
CAS Registry NumberNot Available
SMILES
[H]/C(=C(/[H])\C(\[H])=C(/[H])C(=O)CCCCCCCC(O)=O)/C(/[H])=C(\[H])C(=O)CC
InChI Identifier
InChI=1S/C18H26O4/c1-2-16(19)12-8-6-7-10-14-17(20)13-9-4-3-5-11-15-18(21)22/h6-8,10,12,14H,2-5,9,11,13,15H2,1H3,(H,21,22)/b7-6+,12-8+,14-10+
InChI KeyPQPRTPXWQQQKJC-KDXRDGMUSA-N
Chemical Taxonomy
Description Belongs to the class of organic compounds known as lineolic acids and derivatives. These are derivatives of lineolic acid. Lineolic acid is a polyunsaturated omega-6 18 carbon long fatty acid, with two CC double bonds at the 9- and 12-positions.
KingdomOrganic compounds
Super ClassLipids and lipid-like molecules
ClassFatty Acyls
Sub ClassLineolic acids and derivatives
Direct ParentLineolic acids and derivatives
Alternative Parents
Substituents
  • Octadecanoid
  • Long-chain fatty acid
  • Keto fatty acid
  • Fatty acid
  • Unsaturated fatty acid
  • Acryloyl-group
  • Enone
  • Alpha,beta-unsaturated ketone
  • Ketone
  • Carboxylic acid
  • Carboxylic acid derivative
  • Monocarboxylic acid or derivatives
  • Hydrocarbon derivative
  • Organic oxide
  • Organic oxygen compound
  • Organooxygen compound
  • Carbonyl group
  • Aliphatic acyclic compound
Molecular FrameworkAliphatic acyclic compounds
External DescriptorsNot Available
Ontology
Not AvailableNot 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
logP4.42ChemAxon
pKa (Strongest Acidic)4.61ChemAxon
pKa (Strongest Basic)-4.4ChemAxon
Physiological Charge-1ChemAxon
Hydrogen Acceptor Count4ChemAxon
Hydrogen Donor Count1ChemAxon
Polar Surface Area71.44 ŲChemAxon
Rotatable Bond Count13ChemAxon
Refractivity90.87 m³·mol⁻¹ChemAxon
Polarizability35.92 ųChemAxon
Number of Rings0ChemAxon
BioavailabilityYesChemAxon
Rule of FiveYesChemAxon
Ghose FilterYesChemAxon
Veber's RuleNoChemAxon
MDDR-like RuleNoChemAxon
Predicted Chromatographic Properties

Predicted Kovats Retention Indices

Not Available
Spectra
Biological Properties
Cellular LocationsNot Available
Biospecimen Locations
  • Blood
  • Urine
Tissue LocationsNot Available
Pathways
Normal Concentrations
BiospecimenStatusValueAgeSexConditionReferenceDetails
BloodExpected but not QuantifiedNot QuantifiedNot SpecifiedNot SpecifiedNormal details
UrineDetected but not QuantifiedNot QuantifiedNot SpecifiedNot SpecifiedNormal details
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 ID13292534
KEGG Compound IDNot Available
BioCyc IDNot Available
BiGG IDNot Available
Wikipedia LinkNot Available
METLIN IDNot Available
PubChem Compound18546963
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. Neto FC, Raftery D: Expanding Urinary Metabolite Annotation through Integrated Mass Spectral Similarity Networking. Anal Chem. 2021 Sep 7;93(35):12001-12010. doi: 10.1021/acs.analchem.1c02041. Epub 2021 Aug 26. [PubMed:34436864 ]