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Record Information
Version2.0
Created at2022-09-09 10:39:31 UTC
Updated at2022-09-09 10:39:31 UTC
NP-MRD IDNP0283407
Secondary Accession NumbersNone
Natural Product Identification
Common Name6,9a-dihydroxy-5a-methyl-3,9-dimethylidene-2-oxo-hexahydro-3ah-naphtho[1,2-b]furan-4-yl 2,3-dimethyloxirane-2-carboxylate
Description6,9A-dihydroxy-5a-methyl-3,9-dimethylidene-2-oxo-dodecahydronaphtho[1,2-b]furan-4-yl 2,3-dimethyloxirane-2-carboxylate belongs to the class of organic compounds known as eudesmanolides, secoeudesmanolides, and derivatives. These are terpenoids with a structure based on the eudesmanolide (a 3,5a,9-trimethyl-naphtho[1,2-b]furan-2-one derivative) or secoeudesmanolide (a 3,6-dimethyl-5-(pentan-2-yl)-1-benzofuran-2-one derivative) skeleton. 6,9a-dihydroxy-5a-methyl-3,9-dimethylidene-2-oxo-hexahydro-3ah-naphtho[1,2-b]furan-4-yl 2,3-dimethyloxirane-2-carboxylate is found in Tithonia pedunculata. 6,9A-dihydroxy-5a-methyl-3,9-dimethylidene-2-oxo-dodecahydronaphtho[1,2-b]furan-4-yl 2,3-dimethyloxirane-2-carboxylate is an extremely weak basic (essentially neutral) compound (based on its pKa).
Structure
Thumb
Synonyms
ValueSource
6,9a-Dihydroxy-5a-methyl-3,9-dimethylidene-2-oxo-dodecahydronaphtho[1,2-b]furan-4-yl 2,3-dimethyloxirane-2-carboxylic acidGenerator
Chemical FormulaC20H26O7
Average Mass378.4210 Da
Monoisotopic Mass378.16785 Da
IUPAC Name6,9a-dihydroxy-5a-methyl-3,9-dimethylidene-2-oxo-dodecahydronaphtho[1,2-b]furan-4-yl 2,3-dimethyloxirane-2-carboxylate
Traditional Name6,9a-dihydroxy-5a-methyl-3,9-dimethylidene-2-oxo-hexahydro-3aH-naphtho[1,2-b]furan-4-yl 2,3-dimethyloxirane-2-carboxylate
CAS Registry NumberNot Available
SMILES
CC1OC1(C)C(=O)OC1CC2(C)C(O)CCC(=C)C2(O)C2OC(=O)C(=C)C12
InChI Identifier
InChI=1S/C20H26O7/c1-9-6-7-13(21)18(4)8-12(25-17(23)19(5)11(3)27-19)14-10(2)16(22)26-15(14)20(9,18)24/h11-15,21,24H,1-2,6-8H2,3-5H3
InChI KeyIXJLFSPGJWNXAL-UHFFFAOYSA-N
Experimental Spectra
Not Available
Predicted Spectra
Not Available
Chemical Shift Submissions
Not Available
Species
Species of Origin
Species NameSourceReference
Tithonia pedunculataLOTUS Database
Chemical Taxonomy
Description Belongs to the class of organic compounds known as eudesmanolides, secoeudesmanolides, and derivatives. These are terpenoids with a structure based on the eudesmanolide (a 3,5a,9-trimethyl-naphtho[1,2-b]furan-2-one derivative) or secoeudesmanolide (a 3,6-dimethyl-5-(pentan-2-yl)-1-benzofuran-2-one derivative) skeleton.
KingdomOrganic compounds
Super ClassLipids and lipid-like molecules
ClassPrenol lipids
Sub ClassTerpene lactones
Direct ParentEudesmanolides, secoeudesmanolides, and derivatives
Alternative Parents
Substituents
  • Eudesmanolide
  • Sesquiterpenoid
  • Naphthofuran
  • Dicarboxylic acid or derivatives
  • Gamma butyrolactone
  • Oxirane carboxylic acid
  • Oxirane carboxylic acid or derivatives
  • Cyclic alcohol
  • Alpha,beta-unsaturated carboxylic ester
  • Enoate ester
  • Tertiary alcohol
  • Tetrahydrofuran
  • Lactone
  • Secondary alcohol
  • Carboxylic acid ester
  • Organoheterocyclic compound
  • Oxacycle
  • Ether
  • Oxirane
  • Dialkyl ether
  • Carboxylic acid derivative
  • Organooxygen compound
  • Hydrocarbon derivative
  • Organic oxide
  • Organic oxygen compound
  • Alcohol
  • 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
logP1.05ALOGPS
logP1.25ChemAxon
logS-2.2ALOGPS
pKa (Strongest Acidic)12.85ChemAxon
pKa (Strongest Basic)-3ChemAxon
Physiological Charge0ChemAxon
Hydrogen Acceptor Count5ChemAxon
Hydrogen Donor Count2ChemAxon
Polar Surface Area105.59 ŲChemAxon
Rotatable Bond Count3ChemAxon
Refractivity92.86 m³·mol⁻¹ChemAxon
Polarizability39.29 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 CompoundNot Available
PDB IDNot Available
ChEBI IDNot Available
Good Scents IDNot Available
References
General References
  1. LOTUS database [Link]