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Record Information
Version2.0
Created at2022-09-11 21:49:40 UTC
Updated at2022-09-11 21:49:40 UTC
NP-MRD IDNP0320271
Secondary Accession NumbersNone
Natural Product Identification
Common Name[(1s,4s,12s,13r,16r,17r)-17-methoxy-12-methyl-8-oxapentacyclo[14.2.1.0¹,¹³.0⁴,¹².0⁵,⁹]nonadeca-5(9),6,10-trien-17-yl]methanol
Description16-O-Methylkahweol belongs to the class of organic compounds known as naphthofurans. Naphthofurans are compounds containing a furan ring fused to a naphthalene moiety. Furan is a 5 membered- ring aromatic ring with four carbon and one oxygen atoms. Naphthalene is a polycyclic aromatic hydrocarbon made up of two fused benzene rings. [(1s,4s,12s,13r,16r,17r)-17-methoxy-12-methyl-8-oxapentacyclo[14.2.1.0¹,¹³.0⁴,¹².0⁵,⁹]nonadeca-5(9),6,10-trien-17-yl]methanol is found in Coffea stenophylla. [(1s,4s,12s,13r,16r,17r)-17-methoxy-12-methyl-8-oxapentacyclo[14.2.1.0¹,¹³.0⁴,¹².0⁵,⁹]nonadeca-5(9),6,10-trien-17-yl]methanol was first documented in 2018 (PMID: 29329870). Based on a literature review a small amount of articles have been published on 16-O-Methylkahweol (PMID: 32767433) (PMID: 32497844).
Structure
Thumb
SynonymsNot Available
Chemical FormulaC21H28O3
Average Mass328.4520 Da
Monoisotopic Mass328.20384 Da
IUPAC Name[(1S,4S,12S,13R,16R,17R)-17-methoxy-12-methyl-8-oxapentacyclo[14.2.1.0^{1,13}.0^{4,12}.0^{5,9}]nonadeca-5(9),6,10-trien-17-yl]methanol
Traditional Name[(1S,4S,12S,13R,16R,17R)-17-methoxy-12-methyl-8-oxapentacyclo[14.2.1.0^{1,13}.0^{4,12}.0^{5,9}]nonadeca-5(9),6,10-trien-17-yl]methanol
CAS Registry NumberNot Available
SMILES
CO[C@]1(CO)C[C@]23C[C@H]1CC[C@H]2[C@]1(C)C=CC2=C(C=CO2)[C@H]1CC3
InChI Identifier
InChI=1S/C21H28O3/c1-19-8-6-17-15(7-10-24-17)16(19)5-9-20-11-14(3-4-18(19)20)21(12-20,13-22)23-2/h6-8,10,14,16,18,22H,3-5,9,11-13H2,1-2H3/t14-,16-,18+,19-,20+,21+/m1/s1
InChI KeyOHVRXOLZRGEGJQ-GVOJMRIRSA-N
Experimental Spectra
Not Available
Predicted Spectra
Spectrum TypeDescriptionDepositor IDDepositor OrganizationDepositorDeposition DateView
1D NMR13C NMR Spectrum (1D, 25 MHz, H2O, predicted)Wishart LabWishart LabDavid Wishart2021-06-20View Spectrum
1D NMR1H NMR Spectrum (1D, 100 MHz, H2O, predicted)Wishart LabWishart LabDavid Wishart2021-06-20View Spectrum
1D NMR13C NMR Spectrum (1D, 252 MHz, H2O, predicted)Wishart LabWishart LabDavid Wishart2021-06-20View Spectrum
1D NMR1H NMR Spectrum (1D, 1000 MHz, H2O, predicted)Wishart LabWishart LabDavid Wishart2021-06-20View Spectrum
1D NMR13C NMR Spectrum (1D, 50 MHz, H2O, predicted)Wishart LabWishart LabDavid Wishart2021-06-20View Spectrum
1D NMR1H NMR Spectrum (1D, 200 MHz, H2O, predicted)Wishart LabWishart LabDavid Wishart2021-06-20View Spectrum
1D NMR13C NMR Spectrum (1D, 75 MHz, H2O, predicted)Wishart LabWishart LabDavid Wishart2021-06-20View Spectrum
1D NMR1H NMR Spectrum (1D, 300 MHz, H2O, predicted)Wishart LabWishart LabDavid Wishart2021-06-20View Spectrum
1D NMR13C NMR Spectrum (1D, 101 MHz, H2O, predicted)Wishart LabWishart LabDavid Wishart2021-06-20View Spectrum
1D NMR1H NMR Spectrum (1D, 400 MHz, H2O, predicted)Wishart LabWishart LabDavid Wishart2021-06-20View Spectrum
1D NMR13C NMR Spectrum (1D, 126 MHz, H2O, predicted)Wishart LabWishart LabDavid Wishart2021-06-20View Spectrum
1D NMR1H NMR Spectrum (1D, 500 MHz, H2O, predicted)Wishart LabWishart LabDavid Wishart2021-06-20View Spectrum
1D NMR13C NMR Spectrum (1D, 151 MHz, H2O, predicted)Wishart LabWishart LabDavid Wishart2021-06-20View Spectrum
1D NMR1H NMR Spectrum (1D, 600 MHz, H2O, predicted)Wishart LabWishart LabDavid Wishart2021-06-20View Spectrum
1D NMR13C NMR Spectrum (1D, 176 MHz, H2O, predicted)Wishart LabWishart LabDavid Wishart2021-06-20View Spectrum
1D NMR1H NMR Spectrum (1D, 700 MHz, H2O, predicted)Wishart LabWishart LabDavid Wishart2021-06-20View Spectrum
1D NMR13C NMR Spectrum (1D, 201 MHz, H2O, predicted)Wishart LabWishart LabDavid Wishart2021-06-20View Spectrum
1D NMR1H NMR Spectrum (1D, 800 MHz, H2O, predicted)Wishart LabWishart LabDavid Wishart2021-06-20View Spectrum
1D NMR13C NMR Spectrum (1D, 226 MHz, H2O, predicted)Wishart LabWishart LabDavid Wishart2021-06-20View Spectrum
1D NMR1H NMR Spectrum (1D, 900 MHz, H2O, predicted)Wishart LabWishart LabDavid Wishart2021-06-20View Spectrum
Chemical Shift Submissions
Not Available
Species
Species of Origin
Species NameSourceReference
Coffea stenophyllaLOTUS Database
Chemical Taxonomy
Description Belongs to the class of organic compounds known as naphthofurans. Naphthofurans are compounds containing a furan ring fused to a naphthalene moiety. Furan is a 5 membered- ring aromatic ring with four carbon and one oxygen atoms. Naphthalene is a polycyclic aromatic hydrocarbon made up of two fused benzene rings.
KingdomOrganic compounds
Super ClassOrganoheterocyclic compounds
ClassNaphthofurans
Sub ClassNot Available
Direct ParentNaphthofurans
Alternative Parents
Substituents
  • Naphthofuran
  • Heteroaromatic compound
  • Furan
  • Oxacycle
  • Ether
  • Dialkyl ether
  • Organic oxygen compound
  • Hydrocarbon derivative
  • Primary alcohol
  • Organooxygen compound
  • Alcohol
  • Aromatic heteropolycyclic compound
Molecular FrameworkAromatic heteropolycyclic compounds
External DescriptorsNot Available
Physical Properties
StateNot Available
Experimental Properties
PropertyValueReference
Melting PointNot AvailableNot Available
Boiling PointNot AvailableNot Available
Water SolubilityNot AvailableNot Available
LogPNot AvailableNot Available
Predicted Properties
PropertyValueSource
logP3.2ChemAxon
pKa (Strongest Acidic)14.36ChemAxon
pKa (Strongest Basic)-2.8ChemAxon
Physiological Charge0ChemAxon
Hydrogen Acceptor Count2ChemAxon
Hydrogen Donor Count1ChemAxon
Polar Surface Area42.6 ŲChemAxon
Rotatable Bond Count2ChemAxon
Refractivity94.26 m³·mol⁻¹ChemAxon
Polarizability37.6 ųChemAxon
Number of Rings5ChemAxon
BioavailabilityYesChemAxon
Rule of FiveYesChemAxon
Ghose FilterYesChemAxon
Veber's RuleNoChemAxon
MDDR-like RuleNoChemAxon
HMDB IDNot Available
DrugBank IDNot Available
Phenol Explorer Compound IDNot Available
FoodDB IDNot Available
KNApSAcK IDNot Available
Chemspider IDNot Available
KEGG Compound IDNot Available
BioCyc IDNot Available
BiGG IDNot Available
Wikipedia LinkNot Available
METLIN IDNot Available
PubChem Compound68103165
PDB IDNot Available
ChEBI IDNot Available
Good Scents IDNot Available
References
General References
  1. Guercia E, Colomban S, Navarini L: 16-O-Methylated diterpenes in green Coffea arabica: ultra-high-performance liquid chromatography-tandem mass spectrometry method optimization and validation. J Mass Spectrom. 2020 Nov;55(11):e4636. doi: 10.1002/jms.4636. Epub 2020 Aug 6. [PubMed:32767433 ]
  2. Portaluri V, Thomas F, Guyader S, Jamin E, Bertrand B, Remaud GS, Schievano E, Mammi S, Guercia E, Navarini L: Limited genotypic and geographic variability of 16-O-methylated diterpene content in Coffea arabica green beans. Food Chem. 2020 Nov 1;329:127129. doi: 10.1016/j.foodchem.2020.127129. Epub 2020 May 27. [PubMed:32497844 ]
  3. Gunning Y, Defernez M, Watson AD, Beadman N, Colquhoun IJ, Le Gall G, Philo M, Garwood H, Williamson D, Davis AP, Kemsley EK: 16-O-methylcafestol is present in ground roast Arabica coffees: Implications for authenticity testing. Food Chem. 2018 May 15;248:52-60. doi: 10.1016/j.foodchem.2017.12.034. Epub 2017 Dec 11. [PubMed:29329870 ]
  4. LOTUS database [Link]