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Record Information
Version2.0
Created at2022-05-30 16:53:15 UTC
Updated at2022-05-30 16:53:15 UTC
NP-MRD IDNP0137465
Secondary Accession NumbersNone
Natural Product Identification
Common NameDihydrooroxylin A
DescriptionDihydrooroxylin belongs to the class of organic compounds known as 6-o-methylated flavonoids. These are flavonoids with methoxy groups attached to the C6 atom of the flavonoid backbone. Thus, dihydrooroxylin is considered to be a flavonoid lipid molecule. Dihydrooroxylin is a very hydrophobic molecule, practically insoluble (in water), and relatively neutral. Outside of the human body, Dihydrooroxylin has been detected, but not quantified in, fruits. Dihydrooroxylin A is found in Adenostoma sparsifolium, Beta vulgaris, Nothofagus pumilio, Oroxylum indicum, Peperomia serpens, Pisonia aculeata, Scutellaria baicalensis and Scutellaria lateriflora. Dihydrooroxylin A was first documented in 1998 (PMID: 9621415). This could make dihydrooroxylin a potential biomarker for the consumption of these foods (PMID: 19555121) (PMID: 15279992) (PMID: 9667023).
Structure
Thumb
Synonyms
ValueSource
5,7-Dihydroxy-6-methoxyflavanoneChEBI
Dihydrooroxylin aHMDB
DihydrooroxylinMeSH
Chemical FormulaC16H14O5
Average Mass286.2794 Da
Monoisotopic Mass286.08412 Da
IUPAC Name5,7-dihydroxy-6-methoxy-2-phenyl-3,4-dihydro-2H-1-benzopyran-4-one
Traditional Namedihydrooroxylin A
CAS Registry NumberNot Available
SMILES
COC1=C(O)C2=C(OC(CC2=O)C2=CC=CC=C2)C=C1O
InChI Identifier
InChI=1S/C16H14O5/c1-20-16-11(18)8-13-14(15(16)19)10(17)7-12(21-13)9-5-3-2-4-6-9/h2-6,8,12,18-19H,7H2,1H3
InChI KeyQUAPPCXFYKSDSV-UHFFFAOYSA-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
Adenostoma sparsifoliumLOTUS Database
Beta vulgarisLOTUS Database
Nothofagus pumilioLOTUS Database
Oroxylum indicumLOTUS Database
Peperomia serpensLOTUS Database
Pisonia aculeataLOTUS Database
Scutellaria baicalensisLOTUS Database
Scutellaria laterifloraLOTUS Database
Chemical Taxonomy
Description Belongs to the class of organic compounds known as 6-o-methylated flavonoids. These are flavonoids with methoxy groups attached to the C6 atom of the flavonoid backbone.
KingdomOrganic compounds
Super ClassPhenylpropanoids and polyketides
ClassFlavonoids
Sub ClassO-methylated flavonoids
Direct Parent6-O-methylated flavonoids
Alternative Parents
Substituents
  • 6-methoxyflavonoid-skeleton
  • 5-hydroxyflavonoid
  • 7-hydroxyflavonoid
  • Flavanone
  • Hydroxyflavonoid
  • Flavan
  • Chromone
  • Benzopyran
  • Chromane
  • 1-benzopyran
  • Anisole
  • Aryl alkyl ketone
  • Aryl ketone
  • 1-hydroxy-2-unsubstituted benzenoid
  • 1-hydroxy-4-unsubstituted benzenoid
  • Alkyl aryl ether
  • Monocyclic benzene moiety
  • Benzenoid
  • Vinylogous acid
  • Ketone
  • Organoheterocyclic compound
  • Oxacycle
  • Ether
  • Organic oxygen compound
  • Organooxygen compound
  • Hydrocarbon derivative
  • Organic oxide
  • 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
logP3.01ALOGPS
logP2.98ChemAxon
logS-3.3ALOGPS
pKa (Strongest Acidic)8.44ChemAxon
pKa (Strongest Basic)-3ChemAxon
Physiological Charge0ChemAxon
Hydrogen Acceptor Count5ChemAxon
Hydrogen Donor Count2ChemAxon
Polar Surface Area75.99 ŲChemAxon
Rotatable Bond Count2ChemAxon
Refractivity75.77 m³·mol⁻¹ChemAxon
Polarizability29.33 ųChemAxon
Number of Rings3ChemAxon
BioavailabilityYesChemAxon
Rule of FiveYesChemAxon
Ghose FilterYesChemAxon
Veber's RuleNoChemAxon
MDDR-like RuleNoChemAxon
HMDB IDHMDB0037322
DrugBank IDNot Available
Phenol Explorer Compound IDNot Available
FoodDB IDFDB016342
KNApSAcK IDC00008148
Chemspider ID4475720
KEGG Compound IDNot Available
BioCyc IDNot Available
BiGG IDNot Available
Wikipedia LinkNot Available
METLIN IDNot Available
PubChem Compound5316733
PDB IDNot Available
ChEBI ID67376
Good Scents IDNot Available
References
General References
  1. Li J, Ding Y, Li XC, Ferreira D, Khan S, Smillie T, Khan IA: Scuteflorins A and B, dihydropyranocoumarins from Scutellaria lateriflora. J Nat Prod. 2009 Jun;72(6):983-7. doi: 10.1021/np900068t. [PubMed:19555121 ]
  2. Thoison O, Sevenet T, Niemeyer HM, Russell GB: Insect antifeedant compounds from Nothofagus dombeyi and N. pumilio. Phytochemistry. 2004 Jul;65(14):2173-6. doi: 10.1016/j.phytochem.2004.04.002. [PubMed:15279992 ]
  3. Li C, Homma M, Ohkura N, Oka K: Stereochemistry and putative origins of flavanones found in post-administration urine of the traditional Chinese remedies shosaiko-to and daisaiko-to. Chem Pharm Bull (Tokyo). 1998 May;46(5):807-11. doi: 10.1248/cpb.46.807. [PubMed:9621415 ]
  4. Li C, Homma M, Oka K: Chiral resolution of four major flavanones in post-administrative urine of Chinese herbal medicines by HPLC on macroporous silica gel coated with cellulose tris(3,5-dimethylphenylcarbamate). Biomed Chromatogr. 1998 Jul-Aug;12(4):199-202. doi: 10.1002/(SICI)1099-0801(199807/08)12:4<199::AID-BMC735>3.0.CO;2-0. [PubMed:9667023 ]