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Record Information
Version2.0
Created at2022-09-09 08:25:38 UTC
Updated at2022-09-09 08:25:39 UTC
NP-MRD IDNP0281839
Secondary Accession NumbersNone
Natural Product Identification
Common Name(4as,10ar)-5-hydroxy-7-isopropyl-6-methoxy-1,1,4a-trimethyl-3,4,10,10a-tetrahydrophenanthrene-2,9-dione
DescriptionTAXUSABIETANE A belongs to the class of organic compounds known as diterpenoids. These are terpene compounds formed by four isoprene units. (4as,10ar)-5-hydroxy-7-isopropyl-6-methoxy-1,1,4a-trimethyl-3,4,10,10a-tetrahydrophenanthrene-2,9-dione is found in Taxus mairei and Torreya nucifera. (4as,10ar)-5-hydroxy-7-isopropyl-6-methoxy-1,1,4a-trimethyl-3,4,10,10a-tetrahydrophenanthrene-2,9-dione was first documented in 2011 (PMID: 21699963). Based on a literature review very few articles have been published on TAXUSABIETANE A (PMID: 28399666).
Structure
Thumb
SynonymsNot Available
Chemical FormulaC21H28O4
Average Mass344.4510 Da
Monoisotopic Mass344.19876 Da
IUPAC Name(4aS,10aR)-5-hydroxy-6-methoxy-1,1,4a-trimethyl-7-(propan-2-yl)-1,2,3,4,4a,9,10,10a-octahydrophenanthrene-2,9-dione
Traditional Name(4aS,10aR)-5-hydroxy-7-isopropyl-6-methoxy-1,1,4a-trimethyl-3,4,10,10a-tetrahydrophenanthrene-2,9-dione
CAS Registry NumberNot Available
SMILES
COC1=C(C=C2C(=O)C[C@H]3C(C)(C)C(=O)CC[C@]3(C)C2=C1O)C(C)C
InChI Identifier
InChI=1S/C21H28O4/c1-11(2)12-9-13-14(22)10-15-20(3,4)16(23)7-8-21(15,5)17(13)18(24)19(12)25-6/h9,11,15,24H,7-8,10H2,1-6H3/t15-,21-/m0/s1
InChI KeyYUGJHEXCGCZVTH-BTYIYWSLSA-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
Taxus maireiLOTUS Database
Torreya nuciferaLOTUS 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
  • Abietane diterpenoid
  • Diterpenoid
  • Hydrophenanthrene
  • Phenanthrene
  • Tetralin
  • Cumene
  • Aryl alkyl ketone
  • Aryl ketone
  • Anisole
  • Phenol ether
  • 1-hydroxy-4-unsubstituted benzenoid
  • Alkyl aryl ether
  • Phenol
  • Benzenoid
  • Ketone
  • Cyclic ketone
  • Ether
  • Hydrocarbon derivative
  • Organic oxygen compound
  • Organic oxide
  • Carbonyl group
  • Organooxygen compound
  • 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
logP4.28ChemAxon
pKa (Strongest Acidic)9.27ChemAxon
pKa (Strongest Basic)-4.9ChemAxon
Physiological Charge0ChemAxon
Hydrogen Acceptor Count4ChemAxon
Hydrogen Donor Count1ChemAxon
Polar Surface Area63.6 ŲChemAxon
Rotatable Bond Count2ChemAxon
Refractivity97.65 m³·mol⁻¹ChemAxon
Polarizability38.66 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 IDC00037890
Chemspider ID31112803
KEGG Compound IDNot Available
BioCyc IDNot Available
BiGG IDNot Available
Wikipedia LinkNot Available
METLIN IDNot Available
PubChem Compound76330776
PDB IDNot Available
ChEBI IDNot Available
Good Scents IDNot Available
References
General References
  1. Chen XJ, Ni L, Bao MF, Wang L, Cai XH: Abietane diterpenoids from Cephalotaxus lanceolata. Nat Prod Res. 2017 Nov;31(21):2473-2478. doi: 10.1080/14786419.2017.1314280. Epub 2017 Apr 12. [PubMed:28399666 ]
  2. Khan I, Nisar M, Shah MR, Shah H, Gilani SN, Gul F, Abdullah SM, Ismail M, Khan N, Kaleem WA, Qayum M, Khan H, Obaidullah, Samiullah, Ullah M: Anti-inflammatory activities of Taxusabietane A isolated from Taxus wallichiana Zucc. Fitoterapia. 2011 Oct;82(7):1003-7. doi: 10.1016/j.fitote.2011.06.003. Epub 2011 Jun 15. [PubMed:21699963 ]
  3. LOTUS database [Link]