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Record Information
Version2.0
Created at2022-04-28 05:01:20 UTC
Updated at2022-04-28 05:01:20 UTC
NP-MRD IDNP0059862
Secondary Accession NumbersNone
Natural Product Identification
Common Name(-)-Pseudosemiglabrin
DescriptionPseudosemiglabrin belongs to the class of organic compounds known as 8-prenylated flavones. These are flavones that features a C5-isoprenoid substituent at the 8-position. Thus, pseudosemiglabrin is considered to be a flavonoid. (-)-Pseudosemiglabrin is found in Tephrosia nubica, Tephrosia purpurea and Tephrosia semiglabra. (-)-Pseudosemiglabrin was first documented in 2016 (PMID: 27553975). Based on a literature review a small amount of articles have been published on Pseudosemiglabrin (PMID: 32922290) (PMID: 32581814) (PMID: 32878453).
Structure
Thumb
Synonyms
ValueSource
Pseudosemiglabrin, (7aalpha,10alpha,10aalpha)-(-)-isomerMeSH
SemiglabrinMeSH
Chemical FormulaC23H20O6
Average Mass392.4070 Da
Monoisotopic Mass392.12599 Da
IUPAC Name(12S,15S,16R)-14,14-dimethyl-6-oxo-4-phenyl-3,11,13-trioxatetracyclo[8.6.0.0^{2,7}.0^{12,16}]hexadeca-1,4,7,9-tetraen-15-yl acetate
Traditional Name(12S,15S,16R)-14,14-dimethyl-6-oxo-4-phenyl-3,11,13-trioxatetracyclo[8.6.0.0^{2,7}.0^{12,16}]hexadeca-1,4,7,9-tetraen-15-yl acetate
CAS Registry NumberNot Available
SMILES
CC(=O)O[C@H]1[C@@H]2[C@@H](OC3=CC=C4C(=O)C=C(OC4=C23)C2=CC=CC=C2)OC1(C)C
InChI Identifier
InChI=1S/C23H20O6/c1-12(24)26-21-19-18-16(28-22(19)29-23(21,2)3)10-9-14-15(25)11-17(27-20(14)18)13-7-5-4-6-8-13/h4-11,19,21-22H,1-3H3/t19-,21+,22+/m1/s1
InChI KeyXTIQPKJOGKMOSY-HJNYFJLDSA-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 nubicaPlant
Tephrosia purpureaLOTUS Database
Tephrosia semiglabraPlant
Chemical Taxonomy
Description Belongs to the class of organic compounds known as 8-prenylated flavones. These are flavones that features a C5-isoprenoid substituent at the 8-position.
KingdomOrganic compounds
Super ClassPhenylpropanoids and polyketides
ClassFlavonoids
Sub ClassFlavones
Direct Parent8-prenylated flavones
Alternative Parents
Substituents
  • 8-prenylated flavone
  • Chromone
  • Benzopyran
  • 1-benzopyran
  • Coumaran
  • Pyranone
  • Monocyclic benzene moiety
  • Monosaccharide
  • Benzenoid
  • Pyran
  • Heteroaromatic compound
  • Tetrahydrofuran
  • Carboxylic acid ester
  • Oxacycle
  • Monocarboxylic acid or derivatives
  • Acetal
  • Carboxylic acid derivative
  • Organoheterocyclic compound
  • Organooxygen compound
  • Hydrocarbon derivative
  • Carbonyl group
  • Organic oxide
  • 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
logP3.92ALOGPS
logP3.23ChemAxon
logS-4.8ALOGPS
pKa (Strongest Acidic)15.75ChemAxon
pKa (Strongest Basic)-4.3ChemAxon
Physiological Charge0ChemAxon
Hydrogen Acceptor Count5ChemAxon
Hydrogen Donor Count0ChemAxon
Polar Surface Area71.06 ŲChemAxon
Rotatable Bond Count3ChemAxon
Refractivity104.53 m³·mol⁻¹ChemAxon
Polarizability40.3 ųChemAxon
Number of Rings5ChemAxon
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 IDC00013467
Chemspider ID8583623
KEGG Compound IDNot Available
BioCyc IDNot Available
BiGG IDNot Available
Wikipedia LinkNot Available
METLIN IDNot Available
PubChem Compound10408186
PDB IDNot Available
ChEBI IDNot Available
Good Scents IDNot Available
References
General References
  1. Mahmoud AB, Danton O, Kaiser M, Khalid S, Hamburger M, Maser P: HPLC-Based Activity Profiling for Antiprotozoal Compounds in Croton gratissimus and Cuscuta hyalina. Front Pharmacol. 2020 Aug 14;11:1246. doi: 10.3389/fphar.2020.01246. eCollection 2020. [PubMed:32922290 ]
  2. Mahmoud AB, Maser P, Kaiser M, Hamburger M, Khalid S: Mining Sudanese Medicinal Plants for Antiprotozoal Agents. Front Pharmacol. 2020 Jun 9;11:865. doi: 10.3389/fphar.2020.00865. eCollection 2020. [PubMed:32581814 ]
  3. Sallam A, Mira A, Sabry MA, Abdel-Halim OB, Gedara SR, Galala AA: New prenylated flavonoid and neuroprotective compounds from Tephrosia purpurea subsp. dunensis. Nat Prod Res. 2021 Dec;35(24):5612-5620. doi: 10.1080/14786419.2020.1815739. Epub 2020 Sep 2. [PubMed:32878453 ]
  4. Hassan LE, Dahham SS, Fadul SM, Umar MI, Majid AS, Khaw KY, Majid AM: Evaluation of in vitro and in vivo anti-inflammatory effects of (-)-pseudosemiglabrin, a major phytoconstituent isolated from Tephrosia apollinea (Delile) DC. J Ethnopharmacol. 2016 Dec 4;193:312-320. doi: 10.1016/j.jep.2016.08.023. Epub 2016 Aug 20. [PubMed:27553975 ]