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Record Information
Version2.0
Created at2022-09-06 19:29:12 UTC
Updated at2022-09-06 19:29:12 UTC
NP-MRD IDNP0236558
Secondary Accession NumbersNone
Natural Product Identification
Common Name(4as,10as)-7-isopropyl-8-methoxy-1,4a-dimethyl-4,9,10,10a-tetrahydro-3h-phenanthrene-2-carboxylic acid
DescriptionC21H28O3 belongs to the class of organic compounds known as oxosteroids. These are steroid derivatives carrying a C=O group attached to steroid skeleton. (4as,10as)-7-isopropyl-8-methoxy-1,4a-dimethyl-4,9,10,10a-tetrahydro-3h-phenanthrene-2-carboxylic acid is found in Tripterygium hypoglaucum and Tripterygium wilfordii. Based on a literature review very few articles have been published on C21H28O3.
Structure
Thumb
SynonymsNot Available
Chemical FormulaC21H28O3
Average Mass328.4520 Da
Monoisotopic Mass328.20384 Da
IUPAC Name(4aS,10aS)-8-methoxy-1,4a-dimethyl-7-(propan-2-yl)-3,4,4a,9,10,10a-hexahydrophenanthrene-2-carboxylic acid
Traditional Name(4aS,10aS)-7-isopropyl-8-methoxy-1,4a-dimethyl-4,9,10,10a-tetrahydro-3H-phenanthrene-2-carboxylic acid
CAS Registry NumberNot Available
SMILES
COC1=C(C=CC2=C1CC[C@H]1C(C)=C(CC[C@]21C)C(O)=O)C(C)C
InChI Identifier
InChI=1S/C21H28O3/c1-12(2)14-6-9-18-16(19(14)24-5)7-8-17-13(3)15(20(22)23)10-11-21(17,18)4/h6,9,12,17H,7-8,10-11H2,1-5H3,(H,22,23)/t17-,21-/m0/s1
InChI KeyUAEUNTXALQHLMF-UWJYYQICSA-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
Tripterygium hypoglaucumLOTUS Database
Tripterygium wilfordiiLOTUS Database
Chemical Taxonomy
Description Belongs to the class of organic compounds known as oxosteroids. These are steroid derivatives carrying a C=O group attached to steroid skeleton.
KingdomOrganic compounds
Super ClassLipids and lipid-like molecules
ClassSteroids and steroid derivatives
Sub ClassOxosteroids
Direct ParentOxosteroids
Alternative Parents
Substituents
  • Abietane diterpenoid
  • Diterpenoid
  • Oxosteroid
  • 17-oxosteroid
  • Phenanthrene
  • Hydrophenanthrene
  • Tetralin
  • Cumene
  • Anisole
  • Phenol ether
  • Alkyl aryl ether
  • Benzenoid
  • Carboxylic acid derivative
  • Carboxylic acid
  • Monocarboxylic acid or derivatives
  • Ether
  • Organic oxide
  • Organic oxygen compound
  • Hydrocarbon derivative
  • Organooxygen 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
logP5.13ChemAxon
pKa (Strongest Acidic)4.39ChemAxon
pKa (Strongest Basic)-4.8ChemAxon
Physiological Charge-1ChemAxon
Hydrogen Acceptor Count3ChemAxon
Hydrogen Donor Count1ChemAxon
Polar Surface Area46.53 ŲChemAxon
Rotatable Bond Count3ChemAxon
Refractivity96.56 m³·mol⁻¹ChemAxon
Polarizability38.3 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 IDNot Available
KNApSAcK IDC00003056
Chemspider ID8624605
KEGG Compound IDNot Available
BioCyc IDNot Available
BiGG IDNot Available
Wikipedia LinkC21H28O3
METLIN IDNot Available
PubChem Compound10449188
PDB IDNot Available
ChEBI IDNot Available
Good Scents IDNot Available
References
General References
  1. LOTUS database [Link]