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Record Information
Version5.0
StatusExpected but not Quantified
Creation Date2012-09-11 20:38:52 UTC
Update Date2022-03-07 02:54:34 UTC
HMDB IDHMDB0035637
Secondary Accession Numbers
  • HMDB35637
Metabolite Identification
Common NamePetasitin
DescriptionPetasitin belongs to the class of organic compounds known as eremophilane, 8,9-secoeremophilane and furoeremophilane sesquiterpenoids. These are sesquiterpenoids with a structure based either on the eremophilane skeleton, its 8,9-seco derivative, or the furoeremophilane skeleton. Eremophilanes have been shown to be derived from eudesmanes by migration of the methyl group at C-10 to C-5. Based on a literature review a small amount of articles have been published on Petasitin.
Structure
Data?1563862749
Synonyms
ValueSource
7-(2-Hydroxypropan-2-yl)-1,8a-dimethyl-6-oxo-1,2,3,4,6,8a-hexahydronaphthalen-2-yl (2E)-2-methylbut-2-enoic acidHMDB
Chemical FormulaC20H28O4
Average Molecular Weight332.4339
Monoisotopic Molecular Weight332.198759384
IUPAC Name7-(2-hydroxypropan-2-yl)-1,8a-dimethyl-6-oxo-1,2,3,4,6,8a-hexahydronaphthalen-2-yl (2E)-2-methylbut-2-enoate
Traditional Name7-(2-hydroxypropan-2-yl)-1,8a-dimethyl-6-oxo-1,2,3,4-tetrahydronaphthalen-2-yl (2E)-2-methylbut-2-enoate
CAS Registry Number19887-90-2
SMILES
C\C=C(/C)C(=O)OC1CCC2=CC(=O)C(=CC2(C)C1C)C(C)(C)O
InChI Identifier
InChI=1S/C20H28O4/c1-7-12(2)18(22)24-17-9-8-14-10-16(21)15(19(4,5)23)11-20(14,6)13(17)3/h7,10-11,13,17,23H,8-9H2,1-6H3/b12-7+
InChI KeyITHGBLBTVGSKLJ-KPKJPENVSA-N
Chemical Taxonomy
Description Belongs to the class of organic compounds known as eremophilane, 8,9-secoeremophilane and furoeremophilane sesquiterpenoids. These are sesquiterpenoids with a structure based either on the eremophilane skeleton, its 8,9-seco derivative, or the furoeremophilane skeleton. Eremophilanes have been shown to be derived from eudesmanes by migration of the methyl group at C-10 to C-5.
KingdomOrganic compounds
Super ClassLipids and lipid-like molecules
ClassPrenol lipids
Sub ClassSesquiterpenoids
Direct ParentEremophilane, 8,9-secoeremophilane and furoeremophilane sesquiterpenoids
Alternative Parents
Substituents
  • Eremophilane sesquiterpenoid
  • Fatty acid ester
  • Fatty acyl
  • Tertiary alcohol
  • Enoate ester
  • Alpha,beta-unsaturated carboxylic ester
  • Cyclic ketone
  • Ketone
  • Carboxylic acid ester
  • Monocarboxylic acid or derivatives
  • Carboxylic acid derivative
  • Alcohol
  • Organooxygen compound
  • Organic oxygen compound
  • Carbonyl group
  • Organic oxide
  • Hydrocarbon derivative
  • Aliphatic homopolycyclic compound
Molecular FrameworkAliphatic homopolycyclic compounds
External DescriptorsNot Available
Ontology
Physiological effectNot Available
Disposition
Process
Role
Physical Properties
StateNot Available
Experimental Molecular Properties
PropertyValueReference
Melting PointNot AvailableNot Available
Boiling PointNot AvailableNot Available
Water Solubility8.32 mg/L @ 25 °C (est)The Good Scents Company Information System
LogPNot AvailableNot Available
Experimental Chromatographic PropertiesNot Available
Predicted Molecular Properties
PropertyValueSource
Water Solubility0.015 g/LALOGPS
logP3.6ALOGPS
logP3.74ChemAxon
logS-4.3ALOGPS
pKa (Strongest Acidic)14.52ChemAxon
pKa (Strongest Basic)-3ChemAxon
Physiological Charge0ChemAxon
Hydrogen Acceptor Count3ChemAxon
Hydrogen Donor Count1ChemAxon
Polar Surface Area63.6 ŲChemAxon
Rotatable Bond Count4ChemAxon
Refractivity96.3 m³·mol⁻¹ChemAxon
Polarizability37.26 ųChemAxon
Number of Rings2ChemAxon
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]+180.66131661259
DarkChem[M-H]-175.231661259
DeepCCS[M+H]+182.09630932474
DeepCCS[M-H]-179.73830932474
DeepCCS[M-2H]-213.98130932474
DeepCCS[M+Na]+189.20930932474
AllCCS[M+H]+181.432859911
AllCCS[M+H-H2O]+178.632859911
AllCCS[M+NH4]+184.032859911
AllCCS[M+Na]+184.832859911
AllCCS[M-H]-186.532859911
AllCCS[M+Na-2H]-187.132859911
AllCCS[M+HCOO]-187.932859911

Predicted Kovats Retention Indices

Underivatized

MetaboliteSMILESKovats RI ValueColumn TypeReference
PetasitinC\C=C(/C)C(=O)OC1CCC2=CC(=O)C(=CC2(C)C1C)C(C)(C)O3635.7Standard polar33892256
PetasitinC\C=C(/C)C(=O)OC1CCC2=CC(=O)C(=CC2(C)C1C)C(C)(C)O2364.7Standard non polar33892256
PetasitinC\C=C(/C)C(=O)OC1CCC2=CC(=O)C(=CC2(C)C1C)C(C)(C)O2433.5Semi standard non polar33892256

Derivatized

Derivative Name / StructureSMILESKovats RI ValueColumn TypeReference
Petasitin,1TMS,isomer #1C/C=C(\C)C(=O)OC1CCC2=CC(=O)C(C(C)(C)O[Si](C)(C)C)=CC2(C)C1C2542.2Semi standard non polar33892256
Petasitin,1TBDMS,isomer #1C/C=C(\C)C(=O)OC1CCC2=CC(=O)C(C(C)(C)O[Si](C)(C)C(C)(C)C)=CC2(C)C1C2809.8Semi standard non polar33892256
Spectra

GC-MS Spectra

Spectrum TypeDescriptionSplash KeyDeposition DateSourceView
Predicted GC-MSPredicted GC-MS Spectrum - Petasitin GC-MS (Non-derivatized) - 70eV, Positivesplash10-0536-7944000000-2a155bcef2145a436dd42017-09-01Wishart LabView Spectrum
Predicted GC-MSPredicted GC-MS Spectrum - Petasitin GC-MS (1 TMS) - 70eV, Positivesplash10-053i-9064000000-507f55b081d186bd05522017-10-06Wishart LabView Spectrum
Predicted GC-MSPredicted GC-MS Spectrum - Petasitin 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 - Petasitin 10V, Positive-QTOFsplash10-00lr-2049000000-5882858a1005a4df6bce2016-06-03Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - Petasitin 20V, Positive-QTOFsplash10-001i-9282000000-eabbbecfe23d836066f92016-06-03Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - Petasitin 40V, Positive-QTOFsplash10-0zgi-9220000000-0bee1985f7fe2d65685c2016-06-03Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - Petasitin 10V, Negative-QTOFsplash10-001i-1029000000-cbb56a2173c0421976502016-08-03Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - Petasitin 20V, Negative-QTOFsplash10-008a-7298000000-7b1169506b9cdeb2bfe82016-08-03Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - Petasitin 40V, Negative-QTOFsplash10-0535-9670000000-ff59e995c757e71d8fb12016-08-03Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - Petasitin 10V, Positive-QTOFsplash10-014i-0090000000-2efbb229ce06583ab8702021-09-22Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - Petasitin 20V, Positive-QTOFsplash10-014i-0090000000-a4ee3cfe858c27569e472021-09-22Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - Petasitin 40V, Positive-QTOFsplash10-0c29-6970000000-a10a44debef498846c8c2021-09-22Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - Petasitin 10V, Negative-QTOFsplash10-001j-6019000000-21d17dd462966b91c6c82021-09-22Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - Petasitin 20V, Negative-QTOFsplash10-001j-9083000000-f43ebe52aafa312e9bc82021-09-22Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - Petasitin 40V, Negative-QTOFsplash10-0pb9-9000000000-57bfae6a6fc4e1faa3762021-09-22Wishart 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 IDFDB014345
KNApSAcK IDC00016967
Chemspider ID35013964
KEGG Compound IDNot Available
BioCyc IDNot Available
BiGG IDNot Available
Wikipedia LinkNot Available
METLIN IDNot Available
PubChem Compound12314130
PDB IDNot Available
ChEBI IDNot Available
Food Biomarker OntologyNot Available
VMH IDNot Available
MarkerDB IDNot Available
Good Scents IDrw1850771
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.