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Record Information
Version2.0
Created at2022-09-02 12:34:33 UTC
Updated at2022-09-02 12:34:33 UTC
NP-MRD IDNP0155505
Secondary Accession NumbersNone
Natural Product Identification
Common Name{5-hydroxy-8,8-dimethyl-4-oxopyrano[3,2-g]chromen-2-yl}methyl 2-methylpropanoate
Description{5-Hydroxy-8,8-dimethyl-4-oxo-4H,8H-pyrano[3,2-g]chromen-2-yl}methyl 2-methylpropanoate belongs to the class of organic compounds known as pyranochromenes. These are organic heterocyclic compounds containing a pyran ring fused to a chromene (1-benzopyran) moiety. {5-hydroxy-8,8-dimethyl-4-oxopyrano[3,2-g]chromen-2-yl}methyl 2-methylpropanoate is found in Marshallia obovata. {5-Hydroxy-8,8-dimethyl-4-oxo-4H,8H-pyrano[3,2-g]chromen-2-yl}methyl 2-methylpropanoate is an extremely weak basic (essentially neutral) compound (based on its pKa).
Structure
Thumb
Synonyms
ValueSource
{5-hydroxy-8,8-dimethyl-4-oxo-4H,8H-pyrano[3,2-g]chromen-2-yl}methyl 2-methylpropanoic acidGenerator
Chemical FormulaC19H20O6
Average Mass344.3630 Da
Monoisotopic Mass344.12599 Da
IUPAC Name{5-hydroxy-8,8-dimethyl-4-oxo-4H,8H-pyrano[3,2-g]chromen-2-yl}methyl 2-methylpropanoate
Traditional Name{5-hydroxy-8,8-dimethyl-4-oxopyrano[3,2-g]chromen-2-yl}methyl 2-methylpropanoate
CAS Registry NumberNot Available
SMILES
CC(C)C(=O)OCC1=CC(=O)C2=C(O)C3=C(OC(C)(C)C=C3)C=C2O1
InChI Identifier
InChI=1S/C19H20O6/c1-10(2)18(22)23-9-11-7-13(20)16-15(24-11)8-14-12(17(16)21)5-6-19(3,4)25-14/h5-8,10,21H,9H2,1-4H3
InChI KeySGDDFGIIFITPBD-UHFFFAOYSA-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
Marshallia obovataLOTUS Database
Chemical Taxonomy
Description Belongs to the class of organic compounds known as pyranochromenes. These are organic heterocyclic compounds containing a pyran ring fused to a chromene (1-benzopyran) moiety.
KingdomOrganic compounds
Super ClassOrganoheterocyclic compounds
ClassBenzopyrans
Sub Class1-benzopyrans
Direct ParentPyranochromenes
Alternative Parents
Substituents
  • Pyranochromene
  • 2,2-dimethyl-1-benzopyran
  • Chromone
  • 1-hydroxy-4-unsubstituted benzenoid
  • Alkyl aryl ether
  • Pyranone
  • Pyran
  • Benzenoid
  • Heteroaromatic compound
  • Vinylogous acid
  • Carboxylic acid ester
  • Oxacycle
  • Monocarboxylic acid or derivatives
  • Ether
  • Carboxylic acid derivative
  • Organic oxygen compound
  • Hydrocarbon derivative
  • Organooxygen compound
  • Organic oxide
  • Carbonyl group
  • 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
logP3.74ALOGPS
logP3.76ChemAxon
logS-4.1ALOGPS
pKa (Strongest Acidic)7.28ChemAxon
pKa (Strongest Basic)-4.8ChemAxon
Physiological Charge0ChemAxon
Hydrogen Acceptor Count5ChemAxon
Hydrogen Donor Count1ChemAxon
Polar Surface Area82.06 ŲChemAxon
Rotatable Bond Count4ChemAxon
Refractivity93.38 m³·mol⁻¹ChemAxon
Polarizability36.6 ųChemAxon
Number of Rings3ChemAxon
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 CompoundNot Available
PDB IDNot Available
ChEBI IDNot Available
Good Scents IDNot Available
References
General References
  1. LOTUS database [Link]