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Record Information
Version2.0
Created at2022-04-28 01:01:40 UTC
Updated at2022-04-28 01:01:40 UTC
NP-MRD IDNP0054785
Secondary Accession NumbersNone
Natural Product Identification
Common NamePraecanson A
DescriptionPraecanson A belongs to the class of organic compounds known as retrochalcones. These are a form of normal chalcones that are structurally distinguished by the lack of oxygen functionalities at the C2'- and C6'-positions. Thus, praecanson a is considered to be a flavonoid. Praecanson A is a secondary metabolite. Secondary metabolites are metabolically or physiologically non-essential metabolites that may serve a role as defense or signalling molecules. In some cases they are simply molecules that arise from the incomplete metabolism of other secondary metabolites. Praecanson A is found in Tephrosia aequilata , Tephrosia praecana, Tephrosia praecans Brummitt, Tephrosia pumila and Trypanosoma brucei. Based on a literature review very few articles have been published on praecanson A.
Structure
Thumb
Synonyms
ValueSource
9,2',6'-Trimethoxy-6'',6''-dimethylpyrano-(3',4':2'',3'')-chalconeChEBI
Chemical FormulaC23H24O5
Average Mass380.4400 Da
Monoisotopic Mass380.16237 Da
IUPAC Name(2Z)-3-(5,7-dimethoxy-2,2-dimethyl-2H-chromen-6-yl)-3-methoxy-1-phenylprop-2-en-1-one
Traditional Namepraecanson A
CAS Registry NumberNot Available
SMILES
CO\C(=C/C(=O)C1=CC=CC=C1)C1=C(OC)C=C2OC(C)(C)C=CC2=C1OC
InChI Identifier
InChI=1S/C23H24O5/c1-23(2)12-11-16-18(28-23)14-20(26-4)21(22(16)27-5)19(25-3)13-17(24)15-9-7-6-8-10-15/h6-14H,1-5H3/b19-13-
InChI KeyCDFJITYOZNLONM-UYRXBGFRSA-N
Experimental Spectra
Not Available
Predicted Spectra
Spectrum TypeDescriptionDepositor IDDepositor OrganizationDepositorDeposition DateView
1D NMR13C NMR Spectrum (1D, 25 MHz, D2O, predicted)Wishart LabWishart LabDavid Wishart2021-06-20View Spectrum
1D NMR1H NMR Spectrum (1D, 100 MHz, D2O, predicted)Wishart LabWishart LabDavid Wishart2021-06-20View Spectrum
1D NMR13C NMR Spectrum (1D, 252 MHz, D2O, predicted)Wishart LabWishart LabDavid Wishart2021-06-20View Spectrum
1D NMR1H NMR Spectrum (1D, 1000 MHz, D2O, predicted)Wishart LabWishart LabDavid Wishart2021-06-20View Spectrum
1D NMR13C NMR Spectrum (1D, 50 MHz, D2O, predicted)Wishart LabWishart LabDavid Wishart2021-06-20View Spectrum
1D NMR1H NMR Spectrum (1D, 200 MHz, D2O, predicted)Wishart LabWishart LabDavid Wishart2021-06-20View Spectrum
1D NMR13C NMR Spectrum (1D, 75 MHz, D2O, predicted)Wishart LabWishart LabDavid Wishart2021-06-20View Spectrum
1D NMR1H NMR Spectrum (1D, 300 MHz, D2O, predicted)Wishart LabWishart LabDavid Wishart2021-06-20View Spectrum
1D NMR13C NMR Spectrum (1D, 101 MHz, D2O, predicted)Wishart LabWishart LabDavid Wishart2021-06-20View Spectrum
1D NMR1H NMR Spectrum (1D, 400 MHz, D2O, predicted)Wishart LabWishart LabDavid Wishart2021-06-20View Spectrum
1D NMR13C NMR Spectrum (1D, 126 MHz, D2O, predicted)Wishart LabWishart LabDavid Wishart2021-06-20View Spectrum
1D NMR1H NMR Spectrum (1D, 500 MHz, D2O, predicted)Wishart LabWishart LabDavid Wishart2021-06-20View Spectrum
1D NMR13C NMR Spectrum (1D, 151 MHz, D2O, predicted)Wishart LabWishart LabDavid Wishart2021-06-20View Spectrum
1D NMR1H NMR Spectrum (1D, 600 MHz, D2O, predicted)Wishart LabWishart LabDavid Wishart2021-06-20View Spectrum
1D NMR13C NMR Spectrum (1D, 176 MHz, D2O, predicted)Wishart LabWishart LabDavid Wishart2021-06-20View Spectrum
1D NMR1H NMR Spectrum (1D, 700 MHz, D2O, predicted)Wishart LabWishart LabDavid Wishart2021-06-20View Spectrum
1D NMR13C NMR Spectrum (1D, 201 MHz, D2O, predicted)Wishart LabWishart LabDavid Wishart2021-06-20View Spectrum
1D NMR1H NMR Spectrum (1D, 800 MHz, D2O, predicted)Wishart LabWishart LabDavid Wishart2021-06-20View Spectrum
1D NMR13C NMR Spectrum (1D, 226 MHz, D2O, predicted)Wishart LabWishart LabDavid Wishart2021-06-20View Spectrum
1D NMR1H NMR Spectrum (1D, 900 MHz, D2O, predicted)Wishart LabWishart LabDavid Wishart2021-06-20View Spectrum
Chemical Shift Submissions
Not Available
Species
Species of Origin
Species NameSourceReference
Tephrosia aequilataPlant
Tephrosia praecanaPlant
Tephrosia praecans BrummittPlant
Tephrosia pumilaPlant
Trypanosoma bruceiLOTUS Database
Chemical Taxonomy
Description Belongs to the class of organic compounds known as retrochalcones. These are a form of normal chalcones that are structurally distinguished by the lack of oxygen functionalities at the C2'- and C6'-positions.
KingdomOrganic compounds
Super ClassPhenylpropanoids and polyketides
ClassLinear 1,3-diarylpropanoids
Sub ClassChalcones and dihydrochalcones
Direct ParentRetrochalcones
Alternative Parents
Substituents
  • Retrochalcone
  • 2,2-dimethyl-1-benzopyran
  • Benzopyran
  • 1-benzopyran
  • Anisole
  • Benzoyl
  • Styrene
  • Aryl ketone
  • Alkyl aryl ether
  • Benzenoid
  • Monocyclic benzene moiety
  • Acryloyl-group
  • Enone
  • Alpha,beta-unsaturated ketone
  • Vinylogous ester
  • Ketone
  • Oxacycle
  • Ether
  • Organoheterocyclic compound
  • Hydrocarbon derivative
  • Organic oxide
  • Organooxygen compound
  • Organic oxygen compound
  • Aromatic heteropolycyclic compound
Molecular FrameworkAromatic heteropolycyclic compounds
External Descriptors
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
logP4.73ALOGPS
logP3.83ChemAxon
logS-5.5ALOGPS
pKa (Strongest Acidic)15.66ChemAxon
pKa (Strongest Basic)-4.3ChemAxon
Physiological Charge0ChemAxon
Hydrogen Acceptor Count5ChemAxon
Hydrogen Donor Count0ChemAxon
Polar Surface Area53.99 ŲChemAxon
Rotatable Bond Count6ChemAxon
Refractivity110.84 m³·mol⁻¹ChemAxon
Polarizability41.41 ųChemAxon
Number of Rings3ChemAxon
BioavailabilityYesChemAxon
Rule of FiveYesChemAxon
Ghose FilterYesChemAxon
Veber's RuleNoChemAxon
MDDR-like RuleYesChemAxon
HMDB IDNot Available
DrugBank IDNot Available
Phenol Explorer Compound IDNot Available
FoodDB IDNot Available
KNApSAcK IDC00007090
Chemspider ID8175400
KEGG Compound IDNot Available
BioCyc IDNot Available
BiGG IDNot Available
Wikipedia LinkNot Available
METLIN IDNot Available
PubChem Compound9999819
PDB IDNot Available
ChEBI ID73782
Good Scents IDNot Available
References
General References