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Record Information
Version2.0
Created at2022-03-17 20:33:13 UTC
Updated at2022-03-17 20:33:13 UTC
NP-MRD IDNP0047014
Secondary Accession NumbersNone
Natural Product Identification
Common NameCarnosic acid 12-methyl ether
DescriptionCarnosic acid 12-methyl ether belongs to the class of organic compounds known as diterpenoids. These are terpene compounds formed by four isoprene units. Carnosic acid 12-methyl ether is an extremely weak basic (essentially neutral) compound (based on its pKa).
Structure
Thumb
Synonyms
ValueSource
Carnosate 12-methyl etherGenerator
Chemical FormulaC21H30O4
Average Mass346.4605 Da
Monoisotopic Mass346.21441 Da
IUPAC Name5-hydroxy-6-methoxy-1,1-dimethyl-7-(propan-2-yl)-1,2,3,4,4a,9,10,10a-octahydrophenanthrene-4-carboxylic acid
Traditional Name5-hydroxy-7-isopropyl-6-methoxy-1,1-dimethyl-3,4,4a,9,10,10a-hexahydro-2H-phenanthrene-4-carboxylic acid
CAS Registry NumberNot Available
SMILES
COC1=C(O)C2=C(CCC3C2C(CCC3(C)C)C(O)=O)C=C1C(C)C
InChI Identifier
InChI=1S/C21H30O4/c1-11(2)14-10-12-6-7-15-17(16(12)18(22)19(14)25-5)13(20(23)24)8-9-21(15,3)4/h10-11,13,15,17,22H,6-9H2,1-5H3,(H,23,24)
InChI KeyLGAMCBOKOMIWEL-UHFFFAOYSA-N
Experimental Spectra
Not Available
Predicted Spectra
Not Available
Chemical Shift Submissions
Not Available
Species
Species of Origin
Species NameSourceReference
Salvia officinalisFooDB
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
  • Abietane diterpenoid
  • Diterpenoid
  • Hydrophenanthrene
  • Phenanthrene
  • Tetralin
  • Anisole
  • Alkyl aryl ether
  • 1-hydroxy-4-unsubstituted benzenoid
  • Benzenoid
  • Monocarboxylic acid or derivatives
  • Ether
  • Carboxylic acid
  • Carboxylic acid derivative
  • Hydrocarbon derivative
  • Organooxygen compound
  • Organic oxide
  • Organic oxygen compound
  • Carbonyl group
  • Aromatic homopolycyclic compound
Molecular FrameworkAromatic homopolycyclic 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
logP4.16ALOGPS
logP5.02ChemAxon
logS-4.2ALOGPS
pKa (Strongest Acidic)4.46ChemAxon
pKa (Strongest Basic)-4.9ChemAxon
Physiological Charge-1ChemAxon
Hydrogen Acceptor Count4ChemAxon
Hydrogen Donor Count2ChemAxon
Polar Surface Area66.76 ŲChemAxon
Rotatable Bond Count3ChemAxon
Refractivity97.94 m³·mol⁻¹ChemAxon
Polarizability39.44 ųChemAxon
Number of Rings3ChemAxon
BioavailabilityYesChemAxon
Rule of FiveNoChemAxon
Ghose FilterYesChemAxon
Veber's RuleNoChemAxon
MDDR-like RuleNoChemAxon
HMDB IDNot Available
DrugBank IDNot Available
Phenol Explorer Compound IDNot Available
FoodDB IDFDB006989
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 ReferencesNot Available