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Record Information
Version5.0
StatusExpected but not Quantified
Creation Date2012-09-11 20:34:53 UTC
Update Date2022-03-07 02:54:33 UTC
HMDB IDHMDB0035573
Secondary Accession Numbers
  • HMDB35573
Metabolite Identification
Common Name5,7-Icosanedione
Description5,7-Icosanedione, also known as eicosane-5,7-dione, belongs to the class of organic compounds known as beta-diketones. These are organic compounds containing two keto groups separated by a single carbon atom. 5,7-Icosanedione has been detected, but not quantified in, fats and oils. This could make 5,7-icosanedione a potential biomarker for the consumption of these foods. 5,7-Icosanedione is a secondary metabolite. Secondary metabolites are metabolically or physiologically non-essential metabolites that may serve a role as defense or signalling molecules. In some cases they are simply molecules that arise from the incomplete metabolism of other secondary metabolites. Based on a literature review very few articles have been published on 5,7-Icosanedione.
Structure
Data?1563862739
Synonyms
ValueSource
5,7-EicosanedioneChEBI
Eicosane-5,7-dioneChEBI
Chemical FormulaC20H38O2
Average Molecular Weight310.5145
Monoisotopic Molecular Weight310.28718046
IUPAC Nameicosane-5,7-dione
Traditional Nameicosane-5,7-dione
CAS Registry NumberNot Available
SMILES
CCCCCCCCCCCCCC(=O)CC(=O)CCCC
InChI Identifier
InChI=1S/C20H38O2/c1-3-5-7-8-9-10-11-12-13-14-15-17-20(22)18-19(21)16-6-4-2/h3-18H2,1-2H3
InChI KeyCJHBQGYRPYRMEB-UHFFFAOYSA-N
Chemical Taxonomy
Description Belongs to the class of organic compounds known as beta-diketones. These are organic compounds containing two keto groups separated by a single carbon atom.
KingdomOrganic compounds
Super ClassOrganic oxygen compounds
ClassOrganooxygen compounds
Sub ClassCarbonyl compounds
Direct ParentBeta-diketones
Alternative Parents
Substituents
  • 1,3-diketone
  • Ketone
  • Organic oxide
  • Hydrocarbon derivative
  • Aliphatic acyclic compound
Molecular FrameworkAliphatic acyclic compounds
External DescriptorsNot Available
Ontology
Physiological effectNot Available
Disposition
ProcessNot Available
Role
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 Solubility0.00013 g/LALOGPS
logP7.11ALOGPS
logP7.51ChemAxon
logS-6.4ALOGPS
pKa (Strongest Acidic)7.81ChemAxon
pKa (Strongest Basic)-7.2ChemAxon
Physiological Charge0ChemAxon
Hydrogen Acceptor Count2ChemAxon
Hydrogen Donor Count0ChemAxon
Polar Surface Area34.14 ŲChemAxon
Rotatable Bond Count17ChemAxon
Refractivity95.16 m³·mol⁻¹ChemAxon
Polarizability41.03 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
DeepCCS[M+H]+184.97330932474
DeepCCS[M-H]-182.42230932474
DeepCCS[M-2H]-216.03130932474
DeepCCS[M+Na]+191.88630932474
AllCCS[M+H]+192.132859911
AllCCS[M+H-H2O]+189.332859911
AllCCS[M+NH4]+194.732859911
AllCCS[M+Na]+195.432859911
AllCCS[M-H]-186.232859911
AllCCS[M+Na-2H]-187.932859911
AllCCS[M+HCOO]-189.932859911

Predicted Kovats Retention Indices

Underivatized

MetaboliteSMILESKovats RI ValueColumn TypeReference
5,7-IcosanedioneCCCCCCCCCCCCCC(=O)CC(=O)CCCC2783.8Standard polar33892256
5,7-IcosanedioneCCCCCCCCCCCCCC(=O)CC(=O)CCCC2233.1Standard non polar33892256
5,7-IcosanedioneCCCCCCCCCCCCCC(=O)CC(=O)CCCC2267.6Semi standard non polar33892256

Derivatized

Derivative Name / StructureSMILESKovats RI ValueColumn TypeReference
5,7-Icosanedione,1TMS,isomer #1CCCCCCCCCCCCCC(=CC(=O)CCCC)O[Si](C)(C)C2417.0Semi standard non polar33892256
5,7-Icosanedione,1TMS,isomer #1CCCCCCCCCCCCCC(=CC(=O)CCCC)O[Si](C)(C)C2361.1Standard non polar33892256
5,7-Icosanedione,1TMS,isomer #2CCCCCCCCCCCCC=C(CC(=O)CCCC)O[Si](C)(C)C2400.8Semi standard non polar33892256
5,7-Icosanedione,1TMS,isomer #2CCCCCCCCCCCCC=C(CC(=O)CCCC)O[Si](C)(C)C2394.9Standard non polar33892256
5,7-Icosanedione,1TMS,isomer #3CCCC=C(CC(=O)CCCCCCCCCCCCC)O[Si](C)(C)C2403.8Semi standard non polar33892256
5,7-Icosanedione,1TMS,isomer #3CCCC=C(CC(=O)CCCCCCCCCCCCC)O[Si](C)(C)C2394.3Standard non polar33892256
5,7-Icosanedione,1TMS,isomer #4CCCCCCCCCCCCCC(=O)C=C(CCCC)O[Si](C)(C)C2418.2Semi standard non polar33892256
5,7-Icosanedione,1TMS,isomer #4CCCCCCCCCCCCCC(=O)C=C(CCCC)O[Si](C)(C)C2363.7Standard non polar33892256
5,7-Icosanedione,2TMS,isomer #1CCCC=C(C=C(CCCCCCCCCCCCC)O[Si](C)(C)C)O[Si](C)(C)C2537.4Semi standard non polar33892256
5,7-Icosanedione,2TMS,isomer #1CCCC=C(C=C(CCCCCCCCCCCCC)O[Si](C)(C)C)O[Si](C)(C)C2490.7Standard non polar33892256
5,7-Icosanedione,2TMS,isomer #2CCCC=C(CC(=CCCCCCCCCCCCC)O[Si](C)(C)C)O[Si](C)(C)C2519.7Semi standard non polar33892256
5,7-Icosanedione,2TMS,isomer #2CCCC=C(CC(=CCCCCCCCCCCCC)O[Si](C)(C)C)O[Si](C)(C)C2495.0Standard non polar33892256
5,7-Icosanedione,2TMS,isomer #3CCCCCCCCCCCCC=C(C=C(CCCC)O[Si](C)(C)C)O[Si](C)(C)C2526.8Semi standard non polar33892256
5,7-Icosanedione,2TMS,isomer #3CCCCCCCCCCCCC=C(C=C(CCCC)O[Si](C)(C)C)O[Si](C)(C)C2489.5Standard non polar33892256
5,7-Icosanedione,1TBDMS,isomer #1CCCCCCCCCCCCCC(=CC(=O)CCCC)O[Si](C)(C)C(C)(C)C2679.8Semi standard non polar33892256
5,7-Icosanedione,1TBDMS,isomer #1CCCCCCCCCCCCCC(=CC(=O)CCCC)O[Si](C)(C)C(C)(C)C2524.8Standard non polar33892256
5,7-Icosanedione,1TBDMS,isomer #2CCCCCCCCCCCCC=C(CC(=O)CCCC)O[Si](C)(C)C(C)(C)C2641.5Semi standard non polar33892256
5,7-Icosanedione,1TBDMS,isomer #2CCCCCCCCCCCCC=C(CC(=O)CCCC)O[Si](C)(C)C(C)(C)C2536.7Standard non polar33892256
5,7-Icosanedione,1TBDMS,isomer #3CCCC=C(CC(=O)CCCCCCCCCCCCC)O[Si](C)(C)C(C)(C)C2650.4Semi standard non polar33892256
5,7-Icosanedione,1TBDMS,isomer #3CCCC=C(CC(=O)CCCCCCCCCCCCC)O[Si](C)(C)C(C)(C)C2538.2Standard non polar33892256
5,7-Icosanedione,1TBDMS,isomer #4CCCCCCCCCCCCCC(=O)C=C(CCCC)O[Si](C)(C)C(C)(C)C2676.7Semi standard non polar33892256
5,7-Icosanedione,1TBDMS,isomer #4CCCCCCCCCCCCCC(=O)C=C(CCCC)O[Si](C)(C)C(C)(C)C2526.3Standard non polar33892256
5,7-Icosanedione,2TBDMS,isomer #1CCCC=C(C=C(CCCCCCCCCCCCC)O[Si](C)(C)C(C)(C)C)O[Si](C)(C)C(C)(C)C3053.5Semi standard non polar33892256
5,7-Icosanedione,2TBDMS,isomer #1CCCC=C(C=C(CCCCCCCCCCCCC)O[Si](C)(C)C(C)(C)C)O[Si](C)(C)C(C)(C)C2813.9Standard non polar33892256
5,7-Icosanedione,2TBDMS,isomer #2CCCC=C(CC(=CCCCCCCCCCCCC)O[Si](C)(C)C(C)(C)C)O[Si](C)(C)C(C)(C)C3000.4Semi standard non polar33892256
5,7-Icosanedione,2TBDMS,isomer #2CCCC=C(CC(=CCCCCCCCCCCCC)O[Si](C)(C)C(C)(C)C)O[Si](C)(C)C(C)(C)C2831.8Standard non polar33892256
5,7-Icosanedione,2TBDMS,isomer #3CCCCCCCCCCCCC=C(C=C(CCCC)O[Si](C)(C)C(C)(C)C)O[Si](C)(C)C(C)(C)C3040.0Semi standard non polar33892256
5,7-Icosanedione,2TBDMS,isomer #3CCCCCCCCCCCCC=C(C=C(CCCC)O[Si](C)(C)C(C)(C)C)O[Si](C)(C)C(C)(C)C2812.2Standard non polar33892256
Spectra

GC-MS Spectra

Spectrum TypeDescriptionSplash KeyDeposition DateSourceView
Predicted GC-MSPredicted GC-MS Spectrum - 5,7-Icosanedione GC-MS (Non-derivatized) - 70eV, Positivesplash10-004i-6960000000-8e87ed11a5a499d3ef7e2017-09-01Wishart LabView Spectrum
Predicted GC-MSPredicted GC-MS Spectrum - 5,7-Icosanedione 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 - 5,7-Icosanedione 10V, Positive-QTOFsplash10-03di-2169000000-9dfb65c872baf69c31ef2016-08-03Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - 5,7-Icosanedione 20V, Positive-QTOFsplash10-029i-9551000000-1efc1be939ee000aa0bc2016-08-03Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - 5,7-Icosanedione 40V, Positive-QTOFsplash10-052f-9320000000-b08ef22d7cf07882759c2016-08-03Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - 5,7-Icosanedione 10V, Negative-QTOFsplash10-0a4i-1029000000-fa62875a01e06cb73d132016-08-03Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - 5,7-Icosanedione 20V, Negative-QTOFsplash10-0a4i-6496000000-6fdb8fb5493c12d9a6e92016-08-03Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - 5,7-Icosanedione 40V, Negative-QTOFsplash10-0a4m-9230000000-cba170ac2673a66e42092016-08-03Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - 5,7-Icosanedione 10V, Negative-QTOFsplash10-0a4i-0029000000-88074bbd3faaba12501a2021-09-23Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - 5,7-Icosanedione 20V, Negative-QTOFsplash10-052f-6396000000-5c7fdcd016fdf25e45b72021-09-23Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - 5,7-Icosanedione 40V, Negative-QTOFsplash10-0002-9120000000-8926fcca3e0f08999c222021-09-23Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - 5,7-Icosanedione 10V, Positive-QTOFsplash10-01ox-3095000000-aa6c8ba65a32faca1e5c2021-09-25Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - 5,7-Icosanedione 20V, Positive-QTOFsplash10-0037-8390000000-b83be8c5cedd48cb904e2021-09-25Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - 5,7-Icosanedione 40V, Positive-QTOFsplash10-0a4j-9100000000-8016351f9badbf4a8e7b2021-09-25Wishart LabView Spectrum
Biological Properties
Cellular Locations
  • Membrane
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 IDFDB014265
KNApSAcK IDNot Available
Chemspider ID30777135
KEGG Compound IDNot Available
BioCyc IDNot Available
BiGG IDNot Available
Wikipedia LinkNot Available
METLIN IDNot Available
PubChem Compound91698819
PDB IDNot Available
ChEBI ID134475
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. (). Yannai, Shmuel. (2004) Dictionary of food compounds with CD-ROM: Additives, flavors, and ingredients. Boca Raton: Chapman & Hall/CRC.. .