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Record Information
Version5.0
StatusExpected but not Quantified
Creation Date2017-09-07 19:58:34 UTC
Update Date2022-03-07 03:18:04 UTC
HMDB IDHMDB0112073
Secondary Accession NumbersNone
Metabolite Identification
Common Name12,15-Epoxy-13,14-dimethyleicosa-12,14,16-trienoic acid
Description12,15-Epoxy-13,14-dimethyleicosa-12,14,16-trienoic acid is an unsaturated furan fatty acid (F-acid). F-acids are heterocyclic fatty acids containing a central furan moiety with a carboxylalkyl chain (mostly 7, 9, 11, or 13 carbons) in the 2-position and an alkyl chain (mostly 3 or 5 carbons) in the 5-position. Despite being found in low concentrations in food lipids, they are excellent antixoxidants and radical scavengers. This allows them to play an important role in preventing lipid peroxidation and protecting polyunsaturated fatty acids. They are often incorporated into phospholipids and cholesterol esters of fish and other marine organisms. 12,15-Epoxy-13,14-dimethyleicosa-12,14,16-trienoic acid, in particular, can be described by the shorthand notation 11D5:1. This refers to its 11-carbon carboxyalkyl moiety, the dimethyl substitutions in the 3- and 4-positions of its furan moiety, and its 5-carbon alkenyl moiety. It has been identified in the fish liver.
Structure
Data?1563873214
Synonyms
ValueSource
12,15-Epoxy-13,14-dimethyleicosa-12,14,16-trienoateGenerator
11D5:1HMDB
DiMe(11,5:1)HMDB
12,15-Epoxy-13,14-dimethyl-12,14,16-eicosatrienoic acidHMDB
12,15-Epoxy-13,14-dimethylicosa-12,14,16-trienoateHMDB
11(e)-(3,4-Dimethyl-5-(pent-1-en-1-yl)furan-2-yl)-undecanoateHMDB
12,15-epoxy-13,14-dimethyleicosa-12,14,16-trienoic acidSMPDB
Chemical FormulaC22H36O3
Average Molecular Weight348.527
Monoisotopic Molecular Weight348.266445019
IUPAC Name11-{3,4-dimethyl-5-[(1E)-pent-1-en-1-yl]furan-2-yl}undecanoic acid
Traditional Name11-{3,4-dimethyl-5-[(1E)-pent-1-en-1-yl]furan-2-yl}undecanoic acid
CAS Registry NumberNot Available
SMILES
[H]\C(CCC)=C(\[H])C1=C(C)C(C)=C(CCCCCCCCCCC(O)=O)O1
InChI Identifier
InChI=1S/C22H36O3/c1-4-5-12-15-20-18(2)19(3)21(25-20)16-13-10-8-6-7-9-11-14-17-22(23)24/h12,15H,4-11,13-14,16-17H2,1-3H3,(H,23,24)/b15-12+
InChI KeyJDPJNLGDCVKZFL-NTCAYCPXSA-N
Chemical Taxonomy
Description Belongs to the class of organic compounds known as long-chain fatty acids. These are fatty acids with an aliphatic tail that contains between 13 and 21 carbon atoms.
KingdomOrganic compounds
Super ClassLipids and lipid-like molecules
ClassFatty Acyls
Sub ClassFatty acids and conjugates
Direct ParentLong-chain fatty acids
Alternative Parents
Substituents
  • Long-chain fatty acid
  • Furanoid fatty acid
  • Heterocyclic fatty acid
  • Furan
  • Heteroaromatic compound
  • Organoheterocyclic compound
  • Monocarboxylic acid or derivatives
  • Carboxylic acid
  • Carboxylic acid derivative
  • Oxacycle
  • Organooxygen compound
  • Hydrocarbon derivative
  • Organic oxide
  • Organic oxygen compound
  • Carbonyl group
  • Aromatic heteromonocyclic compound
Molecular FrameworkAromatic heteromonocyclic 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
logP6.9ALOGPS
logP7.48ChemAxon
logS-5.3ALOGPS
pKa (Strongest Acidic)4.95ChemAxon
pKa (Strongest Basic)-2.6ChemAxon
Physiological Charge-1ChemAxon
Hydrogen Acceptor Count2ChemAxon
Hydrogen Donor Count1ChemAxon
Polar Surface Area50.44 ŲChemAxon
Rotatable Bond Count14ChemAxon
Refractivity105.84 m³·mol⁻¹ChemAxon
Polarizability44.93 ųChemAxon
Number of Rings1ChemAxon
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]+190.95131661259
DarkChem[M-H]-189.19731661259
DeepCCS[M+H]+193.98930932474
DeepCCS[M-H]-191.63130932474
DeepCCS[M-2H]-224.93830932474
DeepCCS[M+Na]+200.16630932474
AllCCS[M+H]+196.132859911
AllCCS[M+H-H2O]+193.432859911
AllCCS[M+NH4]+198.632859911
AllCCS[M+Na]+199.332859911
AllCCS[M-H]-195.632859911
AllCCS[M+Na-2H]-197.632859911
AllCCS[M+HCOO]-200.032859911

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, 2022.10.48 minutes32390414
Predicted by Siyang on May 30, 202227.3622 minutes33406817
Predicted by Siyang using ReTip algorithm on June 8, 20220.8 minutes32390414
Fem_Long = Waters ACQUITY UPLC HSS T3 C18 with Water:MeOH and 0.1% Formic Acid3179.3 seconds40023050
Fem_Lipids = Ascentis Express C18 with (60:40 water:ACN):(90:10 IPA:ACN) and 10mM NH4COOH + 0.1% Formic Acid810.8 seconds40023050
Life_Old = Waters ACQUITY UPLC BEH C18 with Water:(20:80 acetone:ACN) and 0.1% Formic Acid311.4 seconds40023050
Life_New = RP Waters ACQUITY UPLC HSS T3 C18 with Water:(30:70 MeOH:ACN) and 0.1% Formic Acid445.3 seconds40023050
RIKEN = Waters ACQUITY UPLC BEH C18 with Water:ACN and 0.1% Formic Acid636.6 seconds40023050
Eawag_XBridgeC18 = XBridge C18 3.5u 2.1x50 mm with Water:MeOH and 0.1% Formic Acid1143.7 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 Acid1185.7 seconds40023050
HILIC_BDD_2 = Merck SeQuant ZIC-HILIC with ACN(0.1% formic acid):water(16 mM ammonium formate)106.5 seconds40023050
UniToyama_Atlantis = RP Waters Atlantis T3 (2.1 x 150 mm, 5 um) with ACN:Water and 0.1% Formic Acid2524.5 seconds40023050
BDD_C18 = Hypersil Gold 1.9µm C18 with Water:ACN and 0.1% Formic Acid800.9 seconds40023050
UFZ_Phenomenex = Kinetex Core-Shell C18 2.6 um, 3.0 x 100 mm, Phenomenex with Water:MeOH and 0.1% Formic Acid2421.6 seconds40023050
SNU_RIKEN_POS = Waters ACQUITY UPLC BEH C18 with Water:ACN and 0.1% Formic Acid879.7 seconds40023050
RPMMFDA = Waters ACQUITY UPLC BEH C18 with Water:ACN and 0.1% Formic Acid590.3 seconds40023050
MTBLS87 = Merck SeQuant ZIC-pHILIC column with ACN:Water and :ammonium carbonate609.2 seconds40023050
KI_GIAR_zic_HILIC_pH2_7 = Merck SeQuant ZIC-HILIC with ACN:Water and 0.1% FA670.5 seconds40023050
Meister zic-pHILIC pH9.3 = Merck SeQuant ZIC-pHILIC column with ACN:Water 5mM NH4Ac pH9.3 and 5mM ammonium acetate in water8.4 seconds40023050

Predicted Kovats Retention Indices

Underivatized

MetaboliteSMILESKovats RI ValueColumn TypeReference
12,15-Epoxy-13,14-dimethyleicosa-12,14,16-trienoic acid[H]\C(CCC)=C(\[H])C1=C(C)C(C)=C(CCCCCCCCCCC(O)=O)O13706.6Standard polar33892256
12,15-Epoxy-13,14-dimethyleicosa-12,14,16-trienoic acid[H]\C(CCC)=C(\[H])C1=C(C)C(C)=C(CCCCCCCCCCC(O)=O)O12574.7Standard non polar33892256
12,15-Epoxy-13,14-dimethyleicosa-12,14,16-trienoic acid[H]\C(CCC)=C(\[H])C1=C(C)C(C)=C(CCCCCCCCCCC(O)=O)O12667.6Semi standard non polar33892256

Derivatized

Derivative Name / StructureSMILESKovats RI ValueColumn TypeReference
12,15-Epoxy-13,14-dimethyleicosa-12,14,16-trienoic acid,1TMS,isomer #1CCC/C=C/C1=C(C)C(C)=C(CCCCCCCCCCC(=O)O[Si](C)(C)C)O12795.5Semi standard non polar33892256
12,15-Epoxy-13,14-dimethyleicosa-12,14,16-trienoic acid,1TBDMS,isomer #1CCC/C=C/C1=C(C)C(C)=C(CCCCCCCCCCC(=O)O[Si](C)(C)C(C)(C)C)O13046.7Semi standard non polar33892256
Spectra

GC-MS Spectra

Spectrum TypeDescriptionSplash KeyDeposition DateSourceView
Predicted GC-MSPredicted GC-MS Spectrum - 12,15-Epoxy-13,14-dimethyleicosa-12,14,16-trienoic acid GC-MS (1 TMS) - 70eV, Positivesplash10-004i-7492100000-d375cd5210448dcea1222017-10-06Wishart LabView Spectrum
Predicted GC-MSPredicted GC-MS Spectrum - 12,15-Epoxy-13,14-dimethyleicosa-12,14,16-trienoic 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 - 12,15-Epoxy-13,14-dimethyleicosa-12,14,16-trienoic acid 10V, Positive-QTOFsplash10-001i-0009000000-796a7a9931785477fffa2019-02-22Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - 12,15-Epoxy-13,14-dimethyleicosa-12,14,16-trienoic acid 20V, Positive-QTOFsplash10-1159-7978000000-aaddb8259571065e42912019-02-22Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - 12,15-Epoxy-13,14-dimethyleicosa-12,14,16-trienoic acid 40V, Positive-QTOFsplash10-0900-9520000000-ffdccf6815c5be2f9aa02019-02-22Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - 12,15-Epoxy-13,14-dimethyleicosa-12,14,16-trienoic acid 10V, Negative-QTOFsplash10-0002-0009000000-9dae65a045589547a5832019-02-23Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - 12,15-Epoxy-13,14-dimethyleicosa-12,14,16-trienoic acid 20V, Negative-QTOFsplash10-004j-1219000000-bf4764caac54e341d5c02019-02-23Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - 12,15-Epoxy-13,14-dimethyleicosa-12,14,16-trienoic acid 40V, Negative-QTOFsplash10-0a4i-9741000000-2a50b4469908e68768e12019-02-23Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - 12,15-Epoxy-13,14-dimethyleicosa-12,14,16-trienoic acid 10V, Positive-QTOFsplash10-01qa-0119000000-9a410f02bcc7c6088aa82021-09-22Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - 12,15-Epoxy-13,14-dimethyleicosa-12,14,16-trienoic acid 20V, Positive-QTOFsplash10-0ly9-6398000000-b915a449936ebe4d22962021-09-22Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - 12,15-Epoxy-13,14-dimethyleicosa-12,14,16-trienoic acid 40V, Positive-QTOFsplash10-0a4i-9300000000-6a4959efdb5fc5f66a862021-09-22Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - 12,15-Epoxy-13,14-dimethyleicosa-12,14,16-trienoic acid 10V, Negative-QTOFsplash10-0002-0009000000-0f50b62feb7657028be12021-09-22Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - 12,15-Epoxy-13,14-dimethyleicosa-12,14,16-trienoic acid 20V, Negative-QTOFsplash10-002b-0019000000-9d63ec181896e9e896752021-09-22Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - 12,15-Epoxy-13,14-dimethyleicosa-12,14,16-trienoic acid 40V, Negative-QTOFsplash10-000g-4974000000-e3ba39518c6a118cf7182021-09-22Wishart 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 ID74849731
KEGG Compound IDNot Available
BioCyc IDNot Available
BiGG IDNot Available
Wikipedia LinkNot Available
METLIN IDNot Available
PubChem Compound13965212
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. Vetter W, Wendlinger C (2013). Furan fatty acids – valuable minor fatty acids in food. Lipid Technology.
  2. Vetter W, Ulms K, Wendlinger C, van Rijn J (2016). Novel non-methylated furan fatty acids in fish from a zero discharge aquaculture system. NFS Journal.