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Version5.0
StatusExpected but not Quantified
Creation Date2012-09-11 21:55:09 UTC
Update Date2022-03-07 02:55:02 UTC
HMDB IDHMDB0036747
Secondary Accession Numbers
  • HMDB36747
Metabolite Identification
Common Nameent-7-Oxo-8(14),15-pimaradien-19-oic acid
Descriptionent-7-Oxo-8(14),15-pimaradien-19-oic acid belongs to the class of organic compounds known as diterpenoids. These are terpene compounds formed by four isoprene units. Based on a literature review a small amount of articles have been published on ent-7-Oxo-8(14),15-pimaradien-19-oic acid.
Structure
Data?1563862920
Synonyms
ValueSource
ent-7-oxo-8(14),15-Pimaradien-19-OateGenerator
7-Ethenyl-1,4a,7-trimethyl-9-oxo-1,2,3,4,4a,4b,5,6,7,9,10,10a-dodecahydrophenanthrene-1-carboxylateHMDB
Chemical FormulaC20H28O3
Average Molecular Weight316.4345
Monoisotopic Molecular Weight316.203844762
IUPAC Name7-ethenyl-1,4a,7-trimethyl-9-oxo-1,2,3,4,4a,4b,5,6,7,9,10,10a-dodecahydrophenanthrene-1-carboxylic acid
Traditional Name7-ethenyl-1,4a,7-trimethyl-9-oxo-2,3,4,4b,5,6,10,10a-octahydrophenanthrene-1-carboxylic acid
CAS Registry Number23807-90-1
SMILES
CC1(CCC2C(=C1)C(=O)CC1C2(C)CCCC1(C)C(O)=O)C=C
InChI Identifier
InChI=1S/C20H28O3/c1-5-18(2)10-7-14-13(12-18)15(21)11-16-19(14,3)8-6-9-20(16,4)17(22)23/h5,12,14,16H,1,6-11H2,2-4H3,(H,22,23)
InChI KeyTWQIAJPCUCIDQX-UHFFFAOYSA-N
Chemical Taxonomy
Description Belongs to the class of organic compounds known as diterpenoids. These are terpene compounds formed by four isoprene units.
KingdomOrganic compounds
Super ClassLipids and lipid-like molecules
ClassPrenol lipids
Sub ClassDiterpenoids
Direct ParentDiterpenoids
Alternative Parents
Substituents
  • Pimarane diterpenoid
  • Diterpenoid
  • Phenanthrene
  • Hydrophenanthrene
  • Ketone
  • Monocarboxylic acid or derivatives
  • Carboxylic acid
  • Carboxylic acid derivative
  • Organic oxygen compound
  • Organic oxide
  • Hydrocarbon derivative
  • Organooxygen compound
  • Carbonyl group
  • Aliphatic homopolycyclic compound
Molecular FrameworkAliphatic homopolycyclic compounds
External DescriptorsNot Available
Ontology
Physiological effectNot Available
Disposition
Process
Role
Physical Properties
StateSolid
Experimental Molecular Properties
PropertyValueReference
Melting Point247 - 243 °CNot Available
Boiling PointNot AvailableNot Available
Water SolubilityNot AvailableNot Available
LogPNot AvailableNot Available
Experimental Chromatographic PropertiesNot Available
Predicted Molecular Properties
PropertyValueSource
Water Solubility0.0023 g/LALOGPS
logP4.13ALOGPS
logP4.4ChemAxon
logS-5.1ALOGPS
pKa (Strongest Acidic)4.58ChemAxon
pKa (Strongest Basic)-5.3ChemAxon
Physiological Charge-1ChemAxon
Hydrogen Acceptor Count3ChemAxon
Hydrogen Donor Count1ChemAxon
Polar Surface Area54.37 ŲChemAxon
Rotatable Bond Count2ChemAxon
Refractivity91.03 m³·mol⁻¹ChemAxon
Polarizability35.85 ųChemAxon
Number of Rings3ChemAxon
BioavailabilityYesChemAxon
Rule of FiveYesChemAxon
Ghose FilterYesChemAxon
Veber's RuleNoChemAxon
MDDR-like RuleNoChemAxon
Predicted Chromatographic Properties

Predicted Collision Cross Sections

PredictorAdduct TypeCCS Value (Å2)Reference
DarkChem[M+H]+172.46831661259
DarkChem[M-H]-172.34931661259
DeepCCS[M+H]+181.02630932474
DeepCCS[M-H]-178.66830932474
DeepCCS[M-2H]-212.58930932474
DeepCCS[M+Na]+187.81530932474
AllCCS[M+H]+178.232859911
AllCCS[M+H-H2O]+175.232859911
AllCCS[M+NH4]+181.032859911
AllCCS[M+Na]+181.832859911
AllCCS[M-H]-184.432859911
AllCCS[M+Na-2H]-184.732859911
AllCCS[M+HCOO]-185.232859911

Predicted Kovats Retention Indices

Underivatized

MetaboliteSMILESKovats RI ValueColumn TypeReference
ent-7-Oxo-8(14),15-pimaradien-19-oic acidCC1(CCC2C(=C1)C(=O)CC1C2(C)CCCC1(C)C(O)=O)C=C3496.7Standard polar33892256
ent-7-Oxo-8(14),15-pimaradien-19-oic acidCC1(CCC2C(=C1)C(=O)CC1C2(C)CCCC1(C)C(O)=O)C=C2245.2Standard non polar33892256
ent-7-Oxo-8(14),15-pimaradien-19-oic acidCC1(CCC2C(=C1)C(=O)CC1C2(C)CCCC1(C)C(O)=O)C=C2548.1Semi standard non polar33892256

Derivatized

Derivative Name / StructureSMILESKovats RI ValueColumn TypeReference
ent-7-Oxo-8(14),15-pimaradien-19-oic acid,1TMS,isomer #1C=CC1(C)C=C2C(=O)CC3C(C)(C(=O)O[Si](C)(C)C)CCCC3(C)C2CC12469.7Semi standard non polar33892256
ent-7-Oxo-8(14),15-pimaradien-19-oic acid,1TMS,isomer #2C=CC1(C)C=C2C(O[Si](C)(C)C)=CC3C(C)(C(=O)O)CCCC3(C)C2CC12610.9Semi standard non polar33892256
ent-7-Oxo-8(14),15-pimaradien-19-oic acid,2TMS,isomer #1C=CC1(C)C=C2C(O[Si](C)(C)C)=CC3C(C)(C(=O)O[Si](C)(C)C)CCCC3(C)C2CC12498.6Semi standard non polar33892256
ent-7-Oxo-8(14),15-pimaradien-19-oic acid,2TMS,isomer #1C=CC1(C)C=C2C(O[Si](C)(C)C)=CC3C(C)(C(=O)O[Si](C)(C)C)CCCC3(C)C2CC12409.2Standard non polar33892256
ent-7-Oxo-8(14),15-pimaradien-19-oic acid,1TBDMS,isomer #1C=CC1(C)C=C2C(=O)CC3C(C)(C(=O)O[Si](C)(C)C(C)(C)C)CCCC3(C)C2CC12732.5Semi standard non polar33892256
ent-7-Oxo-8(14),15-pimaradien-19-oic acid,1TBDMS,isomer #2C=CC1(C)C=C2C(O[Si](C)(C)C(C)(C)C)=CC3C(C)(C(=O)O)CCCC3(C)C2CC12849.0Semi standard non polar33892256
ent-7-Oxo-8(14),15-pimaradien-19-oic acid,2TBDMS,isomer #1C=CC1(C)C=C2C(O[Si](C)(C)C(C)(C)C)=CC3C(C)(C(=O)O[Si](C)(C)C(C)(C)C)CCCC3(C)C2CC12972.3Semi standard non polar33892256
ent-7-Oxo-8(14),15-pimaradien-19-oic acid,2TBDMS,isomer #1C=CC1(C)C=C2C(O[Si](C)(C)C(C)(C)C)=CC3C(C)(C(=O)O[Si](C)(C)C(C)(C)C)CCCC3(C)C2CC12813.2Standard non polar33892256
Spectra

GC-MS Spectra

Spectrum TypeDescriptionSplash KeyDeposition DateSourceView
Predicted GC-MSPredicted GC-MS Spectrum - ent-7-Oxo-8(14),15-pimaradien-19-oic acid GC-MS (Non-derivatized) - 70eV, Positivesplash10-0udi-0794000000-ddc96929ca6d5c0e39d82017-09-01Wishart LabView Spectrum
Predicted GC-MSPredicted GC-MS Spectrum - ent-7-Oxo-8(14),15-pimaradien-19-oic acid GC-MS (1 TMS) - 70eV, Positivesplash10-00di-6269000000-5b9091cdf94ef95f2a792017-10-06Wishart LabView Spectrum
Predicted GC-MSPredicted GC-MS Spectrum - ent-7-Oxo-8(14),15-pimaradien-19-oic acid GC-MS (Non-derivatized) - 70eV, PositiveNot Available2021-10-12Wishart LabView Spectrum
Predicted GC-MSPredicted GC-MS Spectrum - ent-7-Oxo-8(14),15-pimaradien-19-oic 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 - ent-7-Oxo-8(14),15-pimaradien-19-oic acid 10V, Positive-QTOFsplash10-00kb-1095000000-ac57c16d572c3305b7ef2015-04-24Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - ent-7-Oxo-8(14),15-pimaradien-19-oic acid 20V, Positive-QTOFsplash10-0fka-5291000000-b1d069c6f0525aecc9e22015-04-24Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - ent-7-Oxo-8(14),15-pimaradien-19-oic acid 40V, Positive-QTOFsplash10-0udi-9120000000-4ad13e9bd13a12479aec2015-04-24Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - ent-7-Oxo-8(14),15-pimaradien-19-oic acid 10V, Negative-QTOFsplash10-014i-0059000000-e8eacf55277da6db08c32015-04-25Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - ent-7-Oxo-8(14),15-pimaradien-19-oic acid 20V, Negative-QTOFsplash10-00xr-0093000000-6342531ae2ff7f8497192015-04-25Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - ent-7-Oxo-8(14),15-pimaradien-19-oic acid 40V, Negative-QTOFsplash10-052e-2090000000-aa72dc5d503a40bd5b702015-04-25Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - ent-7-Oxo-8(14),15-pimaradien-19-oic acid 10V, Negative-QTOFsplash10-014i-0009000000-d337ec43015bf5d00be62021-09-24Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - ent-7-Oxo-8(14),15-pimaradien-19-oic acid 20V, Negative-QTOFsplash10-014i-0009000000-d3502f75eded219ab3752021-09-24Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - ent-7-Oxo-8(14),15-pimaradien-19-oic acid 40V, Negative-QTOFsplash10-03y3-1194000000-49502f69ba5828b8688f2021-09-24Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - ent-7-Oxo-8(14),15-pimaradien-19-oic acid 10V, Positive-QTOFsplash10-014i-0095000000-5245137f70ceaa4fa26d2021-09-24Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - ent-7-Oxo-8(14),15-pimaradien-19-oic acid 20V, Positive-QTOFsplash10-00xv-0290000000-9766a1e0342a3d913fd32021-09-24Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - ent-7-Oxo-8(14),15-pimaradien-19-oic acid 40V, Positive-QTOFsplash10-06dr-7980000000-1d476ef65f0e0ec0b4cb2021-09-24Wishart LabView Spectrum
Biological Properties
Cellular Locations
  • Extracellular
  • 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 IDFDB015685
KNApSAcK IDC00057278
Chemspider ID19576089
KEGG Compound IDNot Available
BioCyc IDNot Available
BiGG IDNot Available
Wikipedia LinkNot Available
METLIN IDNot Available
PubChem Compound20744631
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. 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. (). Yannai, Shmuel. (2004) Dictionary of food compounds with CD-ROM: Additives, flavors, and ingredients. Boca Raton: Chapman & Hall/CRC.. .
  6. Gunstone, Frank D., John L. Harwood, and Albert J. Dijkstra (2007). The lipid handbook with CD-ROM. CRC Press.