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Record Information
Version5.0
StatusExpected but not Quantified
Creation Date2012-09-12 01:46:07 UTC
Update Date2022-03-07 02:56:31 UTC
HMDB IDHMDB0040232
Secondary Accession Numbers
  • HMDB40232
Metabolite Identification
Common NameOctahydro-2,5,5,8a-tetramethyl-7H-1-benzopyran-7-one
DescriptionOctahydro-2,5,5,8a-tetramethyl-7H-1-benzopyran-7-one belongs to the class of organic compounds known as benzopyrans. These are organic compounds containing a benzene ring fused to a pyran ring. Pyran a six-membered heterocyclic, non-aromatic ring, made up of five carbon atoms and one oxygen atom and containing two double bonds. Octahydro-2,5,5,8a-tetramethyl-7H-1-benzopyran-7-one has been detected, but not quantified in, fruits. This could make octahydro-2,5,5,8a-tetramethyl-7H-1-benzopyran-7-one a potential biomarker for the consumption of these foods. Based on a literature review very few articles have been published on Octahydro-2,5,5,8a-tetramethyl-7H-1-benzopyran-7-one.
Structure
Data?1563863510
Synonyms
ValueSource
1,3,7,7-Tetramethyl-2-oxabicyclo[4.4.0]decan-9-oneHMDB
tetrahydro-3-OxoedulanHMDB
Chemical FormulaC13H22O2
Average Molecular Weight210.3126
Monoisotopic Molecular Weight210.161979948
IUPAC Name2,5,5,8a-tetramethyl-octahydro-2H-1-benzopyran-7-one
Traditional Name2,5,5,8a-tetramethyl-hexahydro-1-benzopyran-7-one
CAS Registry Number5835-18-7
SMILES
CC1CCC2C(C)(C)CC(=O)CC2(C)O1
InChI Identifier
InChI=1S/C13H22O2/c1-9-5-6-11-12(2,3)7-10(14)8-13(11,4)15-9/h9,11H,5-8H2,1-4H3
InChI KeyVXIZSNZJQJVFMK-UHFFFAOYSA-N
Chemical Taxonomy
Description Belongs to the class of organic compounds known as benzopyrans. These are organic compounds containing a benzene ring fused to a pyran ring. Pyran a six-membered heterocyclic, non-aromatic ring, made up of five carbon atoms and one oxygen atom and containing two double bonds.
KingdomOrganic compounds
Super ClassOrganoheterocyclic compounds
ClassBenzopyrans
Sub ClassNot Available
Direct ParentBenzopyrans
Alternative Parents
Substituents
  • Benzopyran
  • Oxane
  • Cyclic ketone
  • Ketone
  • Oxacycle
  • Ether
  • Dialkyl ether
  • Organic oxygen compound
  • Organic oxide
  • Hydrocarbon derivative
  • Organooxygen compound
  • Carbonyl group
  • Aliphatic heteropolycyclic compound
Molecular FrameworkAliphatic heteropolycyclic 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 Solubility293.1 mg/L @ 25 °C (est)The Good Scents Company Information System
LogPNot AvailableNot Available
Experimental Chromatographic PropertiesNot Available
Predicted Molecular Properties
PropertyValueSource
Water Solubility0.17 g/LALOGPS
logP2.93ALOGPS
logP2.52ChemAxon
logS-3.1ALOGPS
pKa (Strongest Acidic)18.8ChemAxon
pKa (Strongest Basic)-4.2ChemAxon
Physiological Charge0ChemAxon
Hydrogen Acceptor Count2ChemAxon
Hydrogen Donor Count0ChemAxon
Polar Surface Area26.3 ŲChemAxon
Rotatable Bond Count0ChemAxon
Refractivity59.94 m³·mol⁻¹ChemAxon
Polarizability24.45 ųChemAxon
Number of Rings2ChemAxon
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]+150.52331661259
DarkChem[M-H]-145.50331661259
DeepCCS[M+H]+153.54230932474
DeepCCS[M-H]-151.18430932474
DeepCCS[M-2H]-185.39330932474
DeepCCS[M+Na]+160.88230932474
AllCCS[M+H]+148.332859911
AllCCS[M+H-H2O]+144.332859911
AllCCS[M+NH4]+152.032859911
AllCCS[M+Na]+153.032859911
AllCCS[M-H]-156.132859911
AllCCS[M+Na-2H]-156.832859911
AllCCS[M+HCOO]-157.632859911

Predicted Kovats Retention Indices

Underivatized

MetaboliteSMILESKovats RI ValueColumn TypeReference
Octahydro-2,5,5,8a-tetramethyl-7H-1-benzopyran-7-oneCC1CCC2C(C)(C)CC(=O)CC2(C)O12115.2Standard polar33892256
Octahydro-2,5,5,8a-tetramethyl-7H-1-benzopyran-7-oneCC1CCC2C(C)(C)CC(=O)CC2(C)O11527.3Standard non polar33892256
Octahydro-2,5,5,8a-tetramethyl-7H-1-benzopyran-7-oneCC1CCC2C(C)(C)CC(=O)CC2(C)O11526.5Semi standard non polar33892256

Derivatized

Derivative Name / StructureSMILESKovats RI ValueColumn TypeReference
Octahydro-2,5,5,8a-tetramethyl-7H-1-benzopyran-7-one,1TMS,isomer #1CC1CCC2C(C)(C)CC(O[Si](C)(C)C)=CC2(C)O11640.3Semi standard non polar33892256
Octahydro-2,5,5,8a-tetramethyl-7H-1-benzopyran-7-one,1TMS,isomer #1CC1CCC2C(C)(C)CC(O[Si](C)(C)C)=CC2(C)O11565.3Standard non polar33892256
Octahydro-2,5,5,8a-tetramethyl-7H-1-benzopyran-7-one,1TMS,isomer #2CC1CCC2C(C)(C)C=C(O[Si](C)(C)C)CC2(C)O11616.5Semi standard non polar33892256
Octahydro-2,5,5,8a-tetramethyl-7H-1-benzopyran-7-one,1TMS,isomer #2CC1CCC2C(C)(C)C=C(O[Si](C)(C)C)CC2(C)O11591.3Standard non polar33892256
Octahydro-2,5,5,8a-tetramethyl-7H-1-benzopyran-7-one,1TBDMS,isomer #1CC1CCC2C(C)(C)CC(O[Si](C)(C)C(C)(C)C)=CC2(C)O11925.8Semi standard non polar33892256
Octahydro-2,5,5,8a-tetramethyl-7H-1-benzopyran-7-one,1TBDMS,isomer #1CC1CCC2C(C)(C)CC(O[Si](C)(C)C(C)(C)C)=CC2(C)O11774.6Standard non polar33892256
Octahydro-2,5,5,8a-tetramethyl-7H-1-benzopyran-7-one,1TBDMS,isomer #2CC1CCC2C(C)(C)C=C(O[Si](C)(C)C(C)(C)C)CC2(C)O11888.2Semi standard non polar33892256
Octahydro-2,5,5,8a-tetramethyl-7H-1-benzopyran-7-one,1TBDMS,isomer #2CC1CCC2C(C)(C)C=C(O[Si](C)(C)C(C)(C)C)CC2(C)O11803.6Standard non polar33892256
Spectra

GC-MS Spectra

Spectrum TypeDescriptionSplash KeyDeposition DateSourceView
Predicted GC-MSPredicted GC-MS Spectrum - Octahydro-2,5,5,8a-tetramethyl-7H-1-benzopyran-7-one GC-MS (Non-derivatized) - 70eV, Positivesplash10-014i-1900000000-2a567d24808f31c66ca42017-09-01Wishart LabView Spectrum
Predicted GC-MSPredicted GC-MS Spectrum - Octahydro-2,5,5,8a-tetramethyl-7H-1-benzopyran-7-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 - Octahydro-2,5,5,8a-tetramethyl-7H-1-benzopyran-7-one 10V, Positive-QTOFsplash10-03di-0590000000-bf289e62494f66e101052017-09-01Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - Octahydro-2,5,5,8a-tetramethyl-7H-1-benzopyran-7-one 20V, Positive-QTOFsplash10-0cdi-5910000000-5638a01b04512fd57de12017-09-01Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - Octahydro-2,5,5,8a-tetramethyl-7H-1-benzopyran-7-one 40V, Positive-QTOFsplash10-0pb9-9600000000-848881e8ff348024c0262017-09-01Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - Octahydro-2,5,5,8a-tetramethyl-7H-1-benzopyran-7-one 10V, Negative-QTOFsplash10-0a4i-0090000000-4fbe26010bea98022cce2017-09-01Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - Octahydro-2,5,5,8a-tetramethyl-7H-1-benzopyran-7-one 20V, Negative-QTOFsplash10-066r-1960000000-23c92d1186fd3e5f64372017-09-01Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - Octahydro-2,5,5,8a-tetramethyl-7H-1-benzopyran-7-one 40V, Negative-QTOFsplash10-1003-7900000000-960e0b102a4d12369e802017-09-01Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - Octahydro-2,5,5,8a-tetramethyl-7H-1-benzopyran-7-one 10V, Positive-QTOFsplash10-03di-0690000000-cd04378aadc2bb13d04d2021-09-22Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - Octahydro-2,5,5,8a-tetramethyl-7H-1-benzopyran-7-one 20V, Positive-QTOFsplash10-03e9-6910000000-63501f8556ff782fda962021-09-22Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - Octahydro-2,5,5,8a-tetramethyl-7H-1-benzopyran-7-one 40V, Positive-QTOFsplash10-053f-9500000000-56677d5553b68409a6922021-09-22Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - Octahydro-2,5,5,8a-tetramethyl-7H-1-benzopyran-7-one 10V, Negative-QTOFsplash10-0a4i-0090000000-b989395baa8c25be3f802021-09-22Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - Octahydro-2,5,5,8a-tetramethyl-7H-1-benzopyran-7-one 20V, Negative-QTOFsplash10-0a4i-0090000000-b989395baa8c25be3f802021-09-22Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - Octahydro-2,5,5,8a-tetramethyl-7H-1-benzopyran-7-one 40V, Negative-QTOFsplash10-052f-1930000000-192e67a9c44bbf911ffe2021-09-22Wishart 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 IDFDB019947
KNApSAcK IDC00057455
Chemspider ID470098
KEGG Compound IDNot Available
BioCyc IDNot Available
BiGG IDNot Available
Wikipedia LinkNot Available
METLIN IDNot Available
PubChem Compound539850
PDB IDNot Available
ChEBI IDNot Available
Food Biomarker OntologyNot Available
VMH IDNot Available
MarkerDB IDNot Available
Good Scents IDrw1882371
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.. .