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Record Information
Version2.0
Created at2022-09-08 06:42:50 UTC
Updated at2022-09-08 06:42:50 UTC
NP-MRD IDNP0263508
Secondary Accession NumbersNone
Natural Product Identification
Common Namemethyl 2-{5,5,5',8a-tetramethyl-2-methylidene-4a,6,7,8-tetrahydrospiro[naphthalene-1,2'-oxolan]-5'-yl}acetate
DescriptionMethyl 2-{5,5,5',8a-tetramethyl-2-methylidene-4a,5,6,7,8,8a-hexahydro-2H-spiro[naphthalene-1,2'-oxolane]-5'-yl}acetate belongs to the class of organic compounds known as diterpenoids. These are terpene compounds formed by four isoprene units. methyl 2-{5,5,5',8a-tetramethyl-2-methylidene-4a,6,7,8-tetrahydrospiro[naphthalene-1,2'-oxolan]-5'-yl}acetate is found in Grindelia hirsutula. Methyl 2-{5,5,5',8a-tetramethyl-2-methylidene-4a,5,6,7,8,8a-hexahydro-2H-spiro[naphthalene-1,2'-oxolane]-5'-yl}acetate is an extremely weak basic (essentially neutral) compound (based on its pKa).
Structure
Thumb
Synonyms
ValueSource
Methyl 2-{5,5,5',8a-tetramethyl-2-methylidene-4a,5,6,7,8,8a-hexahydro-2H-spiro[naphthalene-1,2'-oxolane]-5'-yl}acetic acidGenerator
Chemical FormulaC21H32O3
Average Mass332.4840 Da
Monoisotopic Mass332.23514 Da
IUPAC Namemethyl 2-{5,5,5',8a-tetramethyl-2-methylidene-4a,5,6,7,8,8a-hexahydro-2H-spiro[naphthalene-1,2'-oxolane]-5'-yl}acetate
Traditional Namemethyl 2-{5,5,5',8a-tetramethyl-2-methylidene-4a,6,7,8-tetrahydrospiro[naphthalene-1,2'-oxolane]-5'-yl}acetate
CAS Registry NumberNot Available
SMILES
COC(=O)CC1(C)CCC2(O1)C(=C)C=CC1C(C)(C)CCCC21C
InChI Identifier
InChI=1S/C21H32O3/c1-15-8-9-16-18(2,3)10-7-11-20(16,5)21(15)13-12-19(4,24-21)14-17(22)23-6/h8-9,16H,1,7,10-14H2,2-6H3
InChI KeyBQKUQSCJPKVGNA-UHFFFAOYSA-N
Experimental Spectra
Not Available
Predicted Spectra
Not Available
Chemical Shift Submissions
Not Available
Species
Species of Origin
Species NameSourceReference
Grindelia hirsutulaLOTUS 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
  • Fatty acid ester
  • Fatty acyl
  • Tetrahydrofuran
  • Methyl ester
  • Carboxylic acid ester
  • Carboxylic acid derivative
  • 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
logP4.74ALOGPS
logP4.23ChemAxon
logS-6.1ALOGPS
pKa (Strongest Basic)-4.2ChemAxon
Physiological Charge0ChemAxon
Hydrogen Acceptor Count2ChemAxon
Hydrogen Donor Count0ChemAxon
Polar Surface Area35.53 ŲChemAxon
Rotatable Bond Count3ChemAxon
Refractivity96.45 m³·mol⁻¹ChemAxon
Polarizability38.36 ųChemAxon
Number of Rings3ChemAxon
BioavailabilityYesChemAxon
Rule of FiveYesChemAxon
Ghose FilterYesChemAxon
Veber's RuleYesChemAxon
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 Compound13918356
PDB IDNot Available
ChEBI IDNot Available
Good Scents IDNot Available
References
General References
  1. LOTUS database [Link]