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Record Information
Version2.0
Created at2022-04-28 23:21:31 UTC
Updated at2022-04-28 23:21:31 UTC
NP-MRD IDNP0078260
Secondary Accession NumbersNone
Natural Product Identification
Common Name(-)-8-epi-Gaudichanolide B
Description(6AR,7S,8S,10aS)-7,8-dimethyl-7-{2-[(3R)-5-oxooxolan-3-yl]ethyl}-1H,3H,5H,6H,6aH,7H,8H,9H,10H-naphtho[4,4a-c]furan-3,9-dione belongs to the class of organic compounds known as diterpene lactones. These are diterpenoids containing a lactone moiety. (-)-8-epi-Gaudichanolide B is found in Baccharis gaudichaudiana. Based on a literature review very few articles have been published on (6aR,7S,8S,10aS)-7,8-dimethyl-7-{2-[(3R)-5-oxooxolan-3-yl]ethyl}-1H,3H,5H,6H,6aH,7H,8H,9H,10H-naphtho[4,4a-c]furan-3,9-dione.
Structure
Thumb
SynonymsNot Available
Chemical FormulaC20H26O5
Average Mass346.4230 Da
Monoisotopic Mass346.17802 Da
IUPAC Name(6aR,7S,8S,10aS)-7,8-dimethyl-7-{2-[(3R)-5-oxooxolan-3-yl]ethyl}-1H,3H,5H,6H,6aH,7H,8H,9H,10H-naphtho[1,8a-c]furan-3,9-dione
Traditional Name(6aR,7S,8S,10aS)-7,8-dimethyl-7-{2-[(3R)-5-oxooxolan-3-yl]ethyl}-1H,5H,6H,6aH,8H,10H-naphtho[1,8a-c]furan-3,9-dione
CAS Registry NumberNot Available
SMILES
C[C@@H]1C(=O)C[C@@]23COC(=O)C2=CCC[C@@H]3[C@]1(C)CC[C@H]1COC(=O)C1
InChI Identifier
InChI=1S/C20H26O5/c1-12-15(21)9-20-11-25-18(23)14(20)4-3-5-16(20)19(12,2)7-6-13-8-17(22)24-10-13/h4,12-13,16H,3,5-11H2,1-2H3/t12-,13-,16-,19-,20-/m1/s1
InChI KeyLUYUZBFGBTZZHC-NDWFYLRSSA-N
Experimental Spectra
Not Available
Predicted Spectra
Spectrum TypeDescriptionDepositor IDDepositor OrganizationDepositorDeposition DateView
1D NMR13C NMR Spectrum (1D, 25 MHz, D2O, predicted)Wishart LabWishart LabDavid Wishart2021-06-20View Spectrum
1D NMR1H NMR Spectrum (1D, 100 MHz, D2O, predicted)Wishart LabWishart LabDavid Wishart2021-06-20View Spectrum
1D NMR13C NMR Spectrum (1D, 252 MHz, D2O, predicted)Wishart LabWishart LabDavid Wishart2021-06-20View Spectrum
1D NMR1H NMR Spectrum (1D, 1000 MHz, D2O, predicted)Wishart LabWishart LabDavid Wishart2021-06-20View Spectrum
1D NMR13C NMR Spectrum (1D, 50 MHz, D2O, predicted)Wishart LabWishart LabDavid Wishart2021-06-20View Spectrum
1D NMR1H NMR Spectrum (1D, 200 MHz, D2O, predicted)Wishart LabWishart LabDavid Wishart2021-06-20View Spectrum
1D NMR13C NMR Spectrum (1D, 75 MHz, D2O, predicted)Wishart LabWishart LabDavid Wishart2021-06-20View Spectrum
1D NMR1H NMR Spectrum (1D, 300 MHz, D2O, predicted)Wishart LabWishart LabDavid Wishart2021-06-20View Spectrum
1D NMR13C NMR Spectrum (1D, 101 MHz, D2O, predicted)Wishart LabWishart LabDavid Wishart2021-06-20View Spectrum
1D NMR1H NMR Spectrum (1D, 400 MHz, D2O, predicted)Wishart LabWishart LabDavid Wishart2021-06-20View Spectrum
1D NMR13C NMR Spectrum (1D, 126 MHz, D2O, predicted)Wishart LabWishart LabDavid Wishart2021-06-20View Spectrum
1D NMR1H NMR Spectrum (1D, 500 MHz, D2O, predicted)Wishart LabWishart LabDavid Wishart2021-06-20View Spectrum
1D NMR13C NMR Spectrum (1D, 151 MHz, D2O, predicted)Wishart LabWishart LabDavid Wishart2021-06-20View Spectrum
1D NMR1H NMR Spectrum (1D, 600 MHz, D2O, predicted)Wishart LabWishart LabDavid Wishart2021-06-20View Spectrum
1D NMR13C NMR Spectrum (1D, 176 MHz, D2O, predicted)Wishart LabWishart LabDavid Wishart2021-06-20View Spectrum
1D NMR1H NMR Spectrum (1D, 700 MHz, D2O, predicted)Wishart LabWishart LabDavid Wishart2021-06-20View Spectrum
1D NMR13C NMR Spectrum (1D, 201 MHz, D2O, predicted)Wishart LabWishart LabDavid Wishart2021-06-20View Spectrum
1D NMR1H NMR Spectrum (1D, 800 MHz, D2O, predicted)Wishart LabWishart LabDavid Wishart2021-06-20View Spectrum
1D NMR13C NMR Spectrum (1D, 226 MHz, D2O, predicted)Wishart LabWishart LabDavid Wishart2021-06-20View Spectrum
1D NMR1H NMR Spectrum (1D, 900 MHz, D2O, predicted)Wishart LabWishart LabDavid Wishart2021-06-20View Spectrum
Chemical Shift Submissions
Not Available
Species
Species of Origin
Species NameSourceReference
Baccharis gaudichaudianaPlant
Chemical Taxonomy
Description Belongs to the class of organic compounds known as diterpene lactones. These are diterpenoids containing a lactone moiety.
KingdomOrganic compounds
Super ClassLipids and lipid-like molecules
ClassPrenol lipids
Sub ClassTerpene lactones
Direct ParentDiterpene lactones
Alternative Parents
Substituents
  • Clerodane diterpenoid
  • Diterpenoid
  • Diterpene lactone
  • Naphthofuran
  • Gamma butyrolactone
  • Dicarboxylic acid or derivatives
  • Alpha,beta-unsaturated carboxylic ester
  • Enoate ester
  • Tetrahydrofuran
  • Cyclic ketone
  • Lactone
  • Ketone
  • Carboxylic acid ester
  • Oxacycle
  • Organoheterocyclic compound
  • Carboxylic acid derivative
  • Organic oxygen compound
  • Organic oxide
  • Hydrocarbon derivative
  • Organooxygen compound
  • Carbonyl group
  • Aliphatic heteropolycyclic compound
Molecular FrameworkAliphatic 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
logP1.9ALOGPS
logP2.66ChemAxon
logS-4.1ALOGPS
pKa (Strongest Acidic)17.57ChemAxon
pKa (Strongest Basic)-6.6ChemAxon
Physiological Charge0ChemAxon
Hydrogen Acceptor Count3ChemAxon
Hydrogen Donor Count0ChemAxon
Polar Surface Area69.67 ŲChemAxon
Rotatable Bond Count3ChemAxon
Refractivity91.19 m³·mol⁻¹ChemAxon
Polarizability36.63 ųChemAxon
Number of Rings4ChemAxon
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 Compound162843526
PDB IDNot Available
ChEBI IDNot Available
Good Scents IDNot Available
References
General ReferencesNot Available