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Record Information
Version2.0
Created at2022-09-07 09:16:20 UTC
Updated at2022-09-07 09:16:20 UTC
NP-MRD IDNP0247421
Secondary Accession NumbersNone
Natural Product Identification
Common Name2,5,5,5',8a-pentamethyl-4-oxo-4a,6,7,8-tetrahydrospiro[naphthalene-1,2'-oxolan]-5'-ylacetic acid
Description2-{2,5,5,5',8A-pentamethyl-4-oxo-4a,5,6,7,8,8a-hexahydro-4H-spiro[naphthalene-1,2'-oxolane]-5'-yl}acetic acid belongs to the class of organic compounds known as diterpenoids. These are terpene compounds formed by four isoprene units. 2,5,5,5',8a-pentamethyl-4-oxo-4a,6,7,8-tetrahydrospiro[naphthalene-1,2'-oxolan]-5'-ylacetic acid is found in Ericameria paniculata and Grindelia nana. 2-{2,5,5,5',8A-pentamethyl-4-oxo-4a,5,6,7,8,8a-hexahydro-4H-spiro[naphthalene-1,2'-oxolane]-5'-yl}acetic acid is an extremely weak basic (essentially neutral) compound (based on its pKa).
Structure
Thumb
Synonyms
ValueSource
2-{2,5,5,5',8a-pentamethyl-4-oxo-4a,5,6,7,8,8a-hexahydro-4H-spiro[naphthalene-1,2'-oxolane]-5'-yl}acetateGenerator
Chemical FormulaC20H30O4
Average Mass334.4560 Da
Monoisotopic Mass334.21441 Da
IUPAC Name2-{2,5,5,5',8a-pentamethyl-4-oxo-4a,5,6,7,8,8a-hexahydro-4H-spiro[naphthalene-1,2'-oxolane]-5'-yl}acetic acid
Traditional Name2,5,5,5',8a-pentamethyl-4-oxo-4a,6,7,8-tetrahydrospiro[naphthalene-1,2'-oxolane]-5'-ylacetic acid
CAS Registry NumberNot Available
SMILES
CC1=CC(=O)C2C(C)(C)CCCC2(C)C11CCC(C)(CC(O)=O)O1
InChI Identifier
InChI=1S/C20H30O4/c1-13-11-14(21)16-17(2,3)7-6-8-19(16,5)20(13)10-9-18(4,24-20)12-15(22)23/h11,16H,6-10,12H2,1-5H3,(H,22,23)
InChI KeyJVIYPGBZCHMRSE-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
Chrysothamnus paniculatusLOTUS Database
Grindelia nanaLOTUS Database
Chemical Taxonomy
Description Belongs to the class of organic compounds known as diterpenoids. These are terpene compounds formed by four isoprene units.
KingdomOrganic compounds
Super ClassLipids and lipid-like molecules
ClassPrenol lipids
Sub ClassDiterpenoids
Direct ParentDiterpenoids
Alternative Parents
Substituents
  • Diterpenoid
  • Grindelane diterpenoid
  • Abscisic acid
  • Cyclohexenone
  • Oxolane
  • Ketone
  • Carboxylic acid derivative
  • Carboxylic acid
  • Dialkyl ether
  • Ether
  • Oxacycle
  • Monocarboxylic acid or derivatives
  • Organoheterocyclic compound
  • Hydrocarbon derivative
  • Organic oxygen compound
  • Carbonyl group
  • Organooxygen compound
  • Organic oxide
  • 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
logP3.7ALOGPS
logP3.83ChemAxon
logS-4.4ALOGPS
pKa (Strongest Acidic)4.65ChemAxon
pKa (Strongest Basic)-4.2ChemAxon
Physiological Charge-1ChemAxon
Hydrogen Acceptor Count4ChemAxon
Hydrogen Donor Count1ChemAxon
Polar Surface Area63.6 ŲChemAxon
Rotatable Bond Count2ChemAxon
Refractivity92.28 m³·mol⁻¹ChemAxon
Polarizability37 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 Compound73818632
PDB IDNot Available
ChEBI IDNot Available
Good Scents IDNot Available
References
General References
  1. LOTUS database [Link]