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Record Information
Version5.0
StatusExpected but not Quantified
Creation Date2012-09-12 02:22:50 UTC
Update Date2022-03-07 02:56:44 UTC
HMDB IDHMDB0040795
Secondary Accession Numbers
  • HMDB40795
Metabolite Identification
Common Name7'-O-Methylmarmin
Description7'-O-Methylmarmin belongs to the class of organic compounds known as coumarins and derivatives. These are polycyclic aromatic compounds containing a 1-benzopyran moiety with a ketone group at the C2 carbon atom (1-benzopyran-2-one). 7'-O-Methylmarmin has been detected, but not quantified in, citrus. This could make 7'-O-methylmarmin a potential biomarker for the consumption of these foods. Based on a literature review very few articles have been published on 7'-O-Methylmarmin.
Structure
Data?1563863589
SynonymsNot Available
Chemical FormulaC20H26O5
Average Molecular Weight346.4174
Monoisotopic Molecular Weight346.178023942
IUPAC Name7-{[(2E)-6-hydroxy-7-methoxy-3,7-dimethyloct-2-en-1-yl]oxy}-2H-chromen-2-one
Traditional Name7-{[(2E)-6-hydroxy-7-methoxy-3,7-dimethyloct-2-en-1-yl]oxy}chromen-2-one
CAS Registry Number144424-82-8
SMILES
COC(C)(C)C(O)CC\C(C)=C\COC1=CC=C2C=CC(=O)OC2=C1
InChI Identifier
InChI=1S/C20H26O5/c1-14(5-9-18(21)20(2,3)23-4)11-12-24-16-8-6-15-7-10-19(22)25-17(15)13-16/h6-8,10-11,13,18,21H,5,9,12H2,1-4H3/b14-11+
InChI KeyHODOWBFKRLQCBH-SDNWHVSQSA-N
Chemical Taxonomy
Description Belongs to the class of organic compounds known as coumarins and derivatives. These are polycyclic aromatic compounds containing a 1-benzopyran moiety with a ketone group at the C2 carbon atom (1-benzopyran-2-one).
KingdomOrganic compounds
Super ClassPhenylpropanoids and polyketides
ClassCoumarins and derivatives
Sub ClassNot Available
Direct ParentCoumarins and derivatives
Alternative Parents
Substituents
  • Coumarin
  • Benzopyran
  • 1-benzopyran
  • Fatty alcohol
  • Alkyl aryl ether
  • Pyranone
  • Pyran
  • Fatty acyl
  • Benzenoid
  • Heteroaromatic compound
  • Secondary alcohol
  • Lactone
  • Oxacycle
  • Ether
  • Dialkyl ether
  • Organoheterocyclic compound
  • Alcohol
  • Organooxygen compound
  • Hydrocarbon derivative
  • Organic oxide
  • Organic oxygen compound
  • Aromatic heteropolycyclic compound
Molecular FrameworkAromatic heteropolycyclic compounds
External DescriptorsNot Available
Ontology
Physiological effectNot Available
Disposition
ProcessNot Available
Role
Physical Properties
StateSolid
Experimental Molecular Properties
PropertyValueReference
Melting Point65 °CNot Available
Boiling PointNot AvailableNot Available
Water SolubilityNot AvailableNot Available
LogPNot AvailableNot Available
Experimental Chromatographic PropertiesNot Available
Predicted Molecular Properties
PropertyValueSource
Water Solubility0.0056 g/LALOGPS
logP4.01ALOGPS
logP3.15ChemAxon
logS-4.8ALOGPS
pKa (Strongest Acidic)14ChemAxon
pKa (Strongest Basic)-3.2ChemAxon
Physiological Charge0ChemAxon
Hydrogen Acceptor Count4ChemAxon
Hydrogen Donor Count1ChemAxon
Polar Surface Area64.99 ŲChemAxon
Rotatable Bond Count8ChemAxon
Refractivity98.03 m³·mol⁻¹ChemAxon
Polarizability38.67 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]+185.73331661259
DarkChem[M-H]-187.2731661259
DeepCCS[M+H]+182.15330932474
DeepCCS[M-H]-179.79630932474
DeepCCS[M-2H]-214.31430932474
DeepCCS[M+Na]+190.60430932474
AllCCS[M+H]+185.132859911
AllCCS[M+H-H2O]+182.332859911
AllCCS[M+NH4]+187.732859911
AllCCS[M+Na]+188.432859911
AllCCS[M-H]-188.532859911
AllCCS[M+Na-2H]-188.932859911
AllCCS[M+HCOO]-189.532859911

Predicted Kovats Retention Indices

Underivatized

MetaboliteSMILESKovats RI ValueColumn TypeReference
7'-O-MethylmarminCOC(C)(C)C(O)CC\C(C)=C\COC1=CC=C2C=CC(=O)OC2=C13652.1Standard polar33892256
7'-O-MethylmarminCOC(C)(C)C(O)CC\C(C)=C\COC1=CC=C2C=CC(=O)OC2=C12720.6Standard non polar33892256
7'-O-MethylmarminCOC(C)(C)C(O)CC\C(C)=C\COC1=CC=C2C=CC(=O)OC2=C12899.7Semi standard non polar33892256

Derivatized

Derivative Name / StructureSMILESKovats RI ValueColumn TypeReference
7'-O-Methylmarmin,1TMS,isomer #1COC(C)(C)C(CC/C(C)=C/COC1=CC=C2C=CC(=O)OC2=C1)O[Si](C)(C)C2874.1Semi standard non polar33892256
7'-O-Methylmarmin,1TBDMS,isomer #1COC(C)(C)C(CC/C(C)=C/COC1=CC=C2C=CC(=O)OC2=C1)O[Si](C)(C)C(C)(C)C3122.0Semi standard non polar33892256
Spectra

GC-MS Spectra

Spectrum TypeDescriptionSplash KeyDeposition DateSourceView
Predicted GC-MSPredicted GC-MS Spectrum - 7'-O-Methylmarmin GC-MS (Non-derivatized) - 70eV, Positivesplash10-00dl-9224000000-c53c935e94b04a28b9f82017-09-01Wishart LabView Spectrum
Predicted GC-MSPredicted GC-MS Spectrum - 7'-O-Methylmarmin GC-MS (1 TMS) - 70eV, Positivesplash10-00g3-9224200000-1591d45ffa4998f59ff52017-10-06Wishart LabView Spectrum
Predicted GC-MSPredicted GC-MS Spectrum - 7'-O-Methylmarmin 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 - 7'-O-Methylmarmin 10V, Positive-QTOFsplash10-0002-1419000000-9157ee91b3b463cd2b582017-09-01Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - 7'-O-Methylmarmin 20V, Positive-QTOFsplash10-01tl-5934000000-2000340b7f37172dfbc02017-09-01Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - 7'-O-Methylmarmin 40V, Positive-QTOFsplash10-00di-9200000000-e0388847b72b88dde5272017-09-01Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - 7'-O-Methylmarmin 10V, Negative-QTOFsplash10-0002-0319000000-228aa421ca41298292b62017-09-01Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - 7'-O-Methylmarmin 20V, Negative-QTOFsplash10-03di-0903000000-8202e08c2148d12bc2dd2017-09-01Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - 7'-O-Methylmarmin 40V, Negative-QTOFsplash10-02t9-1900000000-755418dc09d21de46ca32017-09-01Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - 7'-O-Methylmarmin 10V, Negative-QTOFsplash10-0002-0139000000-f98d273824cf263b085b2021-09-24Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - 7'-O-Methylmarmin 20V, Negative-QTOFsplash10-03ka-8961000000-53908314043bf0fd9cba2021-09-24Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - 7'-O-Methylmarmin 40V, Negative-QTOFsplash10-03di-2900000000-be28104e8e520cca61312021-09-24Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - 7'-O-Methylmarmin 10V, Positive-QTOFsplash10-0002-0296000000-87c1491f2a5f83223f182021-09-24Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - 7'-O-Methylmarmin 20V, Positive-QTOFsplash10-0002-2491000000-12fb175e7e04617dfd2a2021-09-24Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - 7'-O-Methylmarmin 40V, Positive-QTOFsplash10-03dj-8961000000-569dfa22017a6fd939fe2021-09-24Wishart 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 IDFDB020611
KNApSAcK IDNot Available
Chemspider ID35015029
KEGG Compound IDNot Available
BioCyc IDNot Available
BiGG IDNot Available
Wikipedia LinkNot Available
METLIN IDNot Available
PubChem Compound131752939
PDB IDNot Available
ChEBI ID175409
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.. .