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Record Information
Version5.0
StatusExpected but not Quantified
Creation Date2012-09-11 22:32:03 UTC
Update Date2023-02-21 17:25:48 UTC
HMDB IDHMDB0037294
Secondary Accession Numbers
  • HMDB37294
Metabolite Identification
Common Name2-Methyl-3-(2-pentenyl)-2-cyclopenten-1-one
Description2-Methyl-3-(2-pentenyl)-2-cyclopenten-1-one belongs to the class of organic compounds known as cyclic ketones. These are organic compounds containing a ketone that is conjugated to a cyclic moiety. 2-Methyl-3-(2-pentenyl)-2-cyclopenten-1-one is a creamy, fatty, and floral tasting compound. Based on a literature review very few articles have been published on 2-Methyl-3-(2-pentenyl)-2-cyclopenten-1-one.
Structure
Data?1677000348
Synonyms
ValueSource
2-Methyl-3-(2-penten-1-yl)-2-cyclopenten-1-oneHMDB
2-Methyl-3-pent-2-enylcyclopent-2-enoneHMDB
FEMA 3552HMDB
IsojasmoneHMDB
Chemical FormulaC11H16O
Average Molecular Weight164.2441
Monoisotopic Molecular Weight164.120115134
IUPAC Name2-methyl-3-[(2Z)-pent-2-en-1-yl]cyclopent-2-en-1-one
Traditional Name2-methyl-3-[(2Z)-pent-2-en-1-yl]cyclopent-2-en-1-one
CAS Registry Number11050-62-7
SMILES
CC\C=C/CC1=C(C)C(=O)CC1
InChI Identifier
InChI=1S/C11H16O/c1-3-4-5-6-10-7-8-11(12)9(10)2/h4-5H,3,6-8H2,1-2H3/b5-4-
InChI KeyGVONPEQEUQYVNH-PLNGDYQASA-N
Chemical Taxonomy
Description Belongs to the class of organic compounds known as cyclic ketones. These are organic compounds containing a ketone that is conjugated to a cyclic moiety.
KingdomOrganic compounds
Super ClassOrganic oxygen compounds
ClassOrganooxygen compounds
Sub ClassCarbonyl compounds
Direct ParentCyclic ketones
Alternative Parents
Substituents
  • Cyclic ketone
  • Organic oxide
  • Hydrocarbon derivative
  • Aliphatic homomonocyclic compound
Molecular FrameworkAliphatic homomonocyclic compounds
External DescriptorsNot Available
Ontology
Physiological effect
Disposition
Process
Role
Physical Properties
StateNot Available
Experimental Molecular Properties
PropertyValueReference
Melting PointNot AvailableNot Available
Boiling Point251.00 to 252.00 °C. @ 760.00 mm Hg (est)The Good Scents Company Information System
Water Solubility60.54 mg/L @ 25 °C (est)The Good Scents Company Information System
LogP2.903 (est)The Good Scents Company Information System
Experimental Chromatographic PropertiesNot Available
Predicted Molecular Properties
PropertyValueSource
Water Solubility0.64 g/LALOGPS
logP3.36ALOGPS
logP3.1ChemAxon
logS-2.4ALOGPS
pKa (Strongest Basic)-4.8ChemAxon
Physiological Charge0ChemAxon
Hydrogen Acceptor Count1ChemAxon
Hydrogen Donor Count0ChemAxon
Polar Surface Area17.07 ŲChemAxon
Rotatable Bond Count3ChemAxon
Refractivity52.9 m³·mol⁻¹ChemAxon
Polarizability20.01 ųChemAxon
Number of Rings1ChemAxon
BioavailabilityYesChemAxon
Rule of FiveYesChemAxon
Ghose FilterYesChemAxon
Veber's RuleYesChemAxon
MDDR-like RuleNoChemAxon
Predicted Chromatographic Properties

Predicted Collision Cross Sections

PredictorAdduct TypeCCS Value (Å2)Reference
DarkChem[M+H]+139.84531661259
DarkChem[M-H]-135.24531661259
DeepCCS[M+H]+143.22930932474
DeepCCS[M-H]-139.59730932474
DeepCCS[M-2H]-176.8530932474
DeepCCS[M+Na]+152.38930932474
AllCCS[M+H]+138.132859911
AllCCS[M+H-H2O]+133.932859911
AllCCS[M+NH4]+142.132859911
AllCCS[M+Na]+143.332859911
AllCCS[M-H]-142.232859911
AllCCS[M+Na-2H]-143.432859911
AllCCS[M+HCOO]-144.932859911

Predicted Kovats Retention Indices

Underivatized

MetaboliteSMILESKovats RI ValueColumn TypeReference
2-Methyl-3-(2-pentenyl)-2-cyclopenten-1-oneCC\C=C/CC1=C(C)C(=O)CC11972.8Standard polar33892256
2-Methyl-3-(2-pentenyl)-2-cyclopenten-1-oneCC\C=C/CC1=C(C)C(=O)CC11400.4Standard non polar33892256
2-Methyl-3-(2-pentenyl)-2-cyclopenten-1-oneCC\C=C/CC1=C(C)C(=O)CC11405.6Semi standard non polar33892256

Derivatized

Derivative Name / StructureSMILESKovats RI ValueColumn TypeReference
2-Methyl-3-(2-pentenyl)-2-cyclopenten-1-one,1TMS,isomer #1CC/C=C\CC1=C(C)C(O[Si](C)(C)C)=CC11536.8Semi standard non polar33892256
2-Methyl-3-(2-pentenyl)-2-cyclopenten-1-one,1TMS,isomer #1CC/C=C\CC1=C(C)C(O[Si](C)(C)C)=CC11511.6Standard non polar33892256
2-Methyl-3-(2-pentenyl)-2-cyclopenten-1-one,1TBDMS,isomer #1CC/C=C\CC1=C(C)C(O[Si](C)(C)C(C)(C)C)=CC11768.8Semi standard non polar33892256
2-Methyl-3-(2-pentenyl)-2-cyclopenten-1-one,1TBDMS,isomer #1CC/C=C\CC1=C(C)C(O[Si](C)(C)C(C)(C)C)=CC11688.9Standard non polar33892256
Spectra

GC-MS Spectra

Spectrum TypeDescriptionSplash KeyDeposition DateSourceView
Predicted GC-MSPredicted GC-MS Spectrum - 2-Methyl-3-(2-pentenyl)-2-cyclopenten-1-one GC-MS (Non-derivatized) - 70eV, Positivesplash10-000b-9700000000-c0ec027ad7e02075c8252017-09-01Wishart LabView Spectrum
Predicted GC-MSPredicted GC-MS Spectrum - 2-Methyl-3-(2-pentenyl)-2-cyclopenten-1-one 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 - 2-Methyl-3-(2-pentenyl)-2-cyclopenten-1-one 10V, Positive-QTOFsplash10-014i-1900000000-34c231d207c3987a2ef72017-09-01Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - 2-Methyl-3-(2-pentenyl)-2-cyclopenten-1-one 20V, Positive-QTOFsplash10-0673-9600000000-5b2d744cbce76fe67d392017-09-01Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - 2-Methyl-3-(2-pentenyl)-2-cyclopenten-1-one 40V, Positive-QTOFsplash10-0udu-9000000000-d9ab348370e249dd83e52017-09-01Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - 2-Methyl-3-(2-pentenyl)-2-cyclopenten-1-one 10V, Negative-QTOFsplash10-03di-0900000000-e74cabab290325e900042017-09-01Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - 2-Methyl-3-(2-pentenyl)-2-cyclopenten-1-one 20V, Negative-QTOFsplash10-03di-0900000000-1bbb24a3a32d20a321f02017-09-01Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - 2-Methyl-3-(2-pentenyl)-2-cyclopenten-1-one 40V, Negative-QTOFsplash10-0006-8900000000-b27a0ffe1ac75bcad2b32017-09-01Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - 2-Methyl-3-(2-pentenyl)-2-cyclopenten-1-one 10V, Positive-QTOFsplash10-05mk-9500000000-ccdc6e85c27f7f19b2b82021-09-24Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - 2-Methyl-3-(2-pentenyl)-2-cyclopenten-1-one 20V, Positive-QTOFsplash10-0a5c-9400000000-69045709de29a76101762021-09-24Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - 2-Methyl-3-(2-pentenyl)-2-cyclopenten-1-one 40V, Positive-QTOFsplash10-004l-9000000000-1e9571272b076898db322021-09-24Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - 2-Methyl-3-(2-pentenyl)-2-cyclopenten-1-one 10V, Negative-QTOFsplash10-03di-0900000000-defd12a7f890bc9459182021-09-24Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - 2-Methyl-3-(2-pentenyl)-2-cyclopenten-1-one 20V, Negative-QTOFsplash10-03di-0900000000-72e29af732f111fb9fcc2021-09-24Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - 2-Methyl-3-(2-pentenyl)-2-cyclopenten-1-one 40V, Negative-QTOFsplash10-014i-6900000000-4621c0fba638978f28d52021-09-24Wishart LabView Spectrum

IR Spectra

Spectrum TypeDescriptionDeposition DateSourceView
Predicted IR SpectrumIR Ion Spectrum (Predicted IRIS Spectrum, Adduct: [M+H]+)2023-02-04FELIX labView Spectrum
Predicted IR SpectrumIR Ion Spectrum (Predicted IRIS Spectrum, Adduct: [M+Na]+)2023-02-04FELIX 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 IDFDB016313
KNApSAcK IDNot Available
Chemspider ID30777180
KEGG Compound IDNot Available
BioCyc IDNot Available
BiGG IDNot Available
Wikipedia LinkNot Available
METLIN IDNot Available
PubChem Compound93481789
PDB IDNot Available
ChEBI IDNot Available
Food Biomarker OntologyNot Available
VMH IDNot Available
MarkerDB IDNot Available
Good Scents IDrw1582381
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.. .