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Record Information
Version2.0
Created at2021-06-20 18:07:29 UTC
Updated at2021-06-30 00:04:43 UTC
NP-MRD IDNP0034378
Secondary Accession NumbersNone
Natural Product Identification
Common Namegnaphaliin A
Provided ByJEOL DatabaseJEOL Logo
DescriptionGnaphaliin belongs to the class of organic compounds known as 8-o-methylated flavonoids. These are flavonoids with methoxy groups attached to the C8 atom of the flavonoid backbone. Thus, gnaphaliin is considered to be a flavonoid. gnaphaliin A is found in Achyrocline flaccida, Gnaphalium liebmannii and Muntingia calabura. gnaphaliin A was first documented in 2007 (PMID: 17084992). Based on a literature review a significant number of articles have been published on Gnaphaliin (PMID: 34227310) (PMID: 34275800) (PMID: 28787672) (PMID: 27061296) (PMID: 25710523) (PMID: 25517209).
Structure
Thumb
Synonyms
ValueSource
3-O-Methyl-8-methoxygalanginHMDB
5,7-Dihydroxy-3,8-dimethoxy-2-phenyl-4H-1-benzopyran-4-oneHMDB
5,7-Dihydroxy-3,8-dimethoxyflavoneHMDB
GnaphalinHMDB
Chemical FormulaC17H14O6
Average Mass314.2895 Da
Monoisotopic Mass314.07904 Da
IUPAC Name5,7-dihydroxy-3,8-dimethoxy-2-phenyl-4H-chromen-4-one
Traditional Namegnaphaliin
CAS Registry NumberNot Available
SMILES
[H]OC1=C([H])C(O[H])=C2C(=O)C(OC([H])([H])[H])=C(OC2=C1OC([H])([H])[H])C1=C([H])C([H])=C([H])C([H])=C1[H]
InChI Identifier
InChI=1S/C17H14O6/c1-21-15-11(19)8-10(18)12-13(20)17(22-2)14(23-16(12)15)9-6-4-3-5-7-9/h3-8,18-19H,1-2H3
InChI KeyOWQLBLNRUZULFV-UHFFFAOYSA-N
Experimental Spectra
Spectrum TypeDescriptionDepositor EmailDepositor OrganizationDepositorDeposition DateView
1D NMR13C NMR Spectrum (1D, 400 MHz, CDCl3, simulated)Wishart LabWishart LabDavid Wishart2021-06-20View Spectrum
1D NMR1H NMR Spectrum (1D, 400 MHz, CDCl3, simulated)Wishart LabWishart LabDavid Wishart2021-06-20View Spectrum
1D NMR13C NMR Spectrum (1D, 100 MHz, CDCl3, simulated)Wishart LabWishart LabDavid Wishart2021-06-20View Spectrum
1D NMR1H NMR Spectrum (1D, 100 MHz, CDCl3, simulated)Wishart LabWishart LabDavid Wishart2021-06-20View Spectrum
1D NMR13C NMR Spectrum (1D, 200 MHz, CDCl3, simulated)Wishart LabWishart LabDavid Wishart2021-06-20View Spectrum
1D NMR1H NMR Spectrum (1D, 200 MHz, CDCl3, simulated)Wishart LabWishart LabDavid Wishart2021-06-20View Spectrum
1D NMR13C NMR Spectrum (1D, 300 MHz, CDCl3, simulated)Wishart LabWishart LabDavid Wishart2021-06-20View Spectrum
1D NMR1H NMR Spectrum (1D, 300 MHz, CDCl3, simulated)Wishart LabWishart LabDavid Wishart2021-06-20View Spectrum
1D NMR13C NMR Spectrum (1D, 500 MHz, CDCl3, simulated)Wishart LabWishart LabDavid Wishart2021-06-20View Spectrum
1D NMR1H NMR Spectrum (1D, 500 MHz, CDCl3, simulated)Wishart LabWishart LabDavid Wishart2021-06-20View Spectrum
1D NMR13C NMR Spectrum (1D, 600 MHz, CDCl3, simulated)Wishart LabWishart LabDavid Wishart2021-06-20View Spectrum
1D NMR1H NMR Spectrum (1D, 600 MHz, CDCl3, simulated)Wishart LabWishart LabDavid Wishart2021-06-20View Spectrum
1D NMR13C NMR Spectrum (1D, 700 MHz, CDCl3, simulated)Wishart LabWishart LabDavid Wishart2021-06-20View Spectrum
1D NMR1H NMR Spectrum (1D, 700 MHz, CDCl3, simulated)Wishart LabWishart LabDavid Wishart2021-06-20View Spectrum
1D NMR13C NMR Spectrum (1D, 800 MHz, CDCl3, simulated)Wishart LabWishart LabDavid Wishart2021-06-20View Spectrum
1D NMR1H NMR Spectrum (1D, 800 MHz, CDCl3, simulated)Wishart LabWishart LabDavid Wishart2021-06-20View Spectrum
1D NMR13C NMR Spectrum (1D, 900 MHz, CDCl3, simulated)Wishart LabWishart LabDavid Wishart2021-06-20View Spectrum
1D NMR1H NMR Spectrum (1D, 900 MHz, CDCl3, simulated)Wishart LabWishart LabDavid Wishart2021-06-20View Spectrum
1D NMR13C NMR Spectrum (1D, 1000 MHz, CDCl3, simulated)Wishart LabWishart LabDavid Wishart2021-06-20View Spectrum
1D NMR1H NMR Spectrum (1D, 1000 MHz, CDCl3, simulated)Wishart LabWishart LabDavid Wishart2021-06-20View Spectrum
Predicted Spectra
Not Available
Chemical Shift Submissions
Not Available
Species
Species of Origin
Species NameSourceReference
Achyrocline flaccidaLOTUS Database
Achyrocline spp.KNApSAcK Database
Anaphalis margaritaceaKNApSAcK Database
Gnaphalium liebmanniiJEOL database
    • Rodriguez-Ramos, F., et al, J. Nat. Prod. 72, 1061 (2009)
Gnaphalium luteo-albumKNApSAcK Database
Gnaphalium microcephalumKNApSAcK Database
Gnaphalium obtusifoliumKNApSAcK Database
Gnaphalium robustumKNApSAcK Database
Gymnosperma glutinosumKNApSAcK Database
Helichrysum aureumKNApSAcK Database
Helichrysum bracteiferumKNApSAcK Database
Helichrysum italicumKNApSAcK Database
Helichrysum picardiiKNApSAcK Database
Muntingia calaburaLOTUS Database
Nothofagus alessandriKNApSAcK Database
Nothofagus spp.KNApSAcK Database
Ozothamnus ericifoliusKNApSAcK Database
Ozothamnus purpurescensKNApSAcK Database
Woodsia scopulinaKNApSAcK Database
Chemical Taxonomy
Description Belongs to the class of organic compounds known as 8-o-methylated flavonoids. These are flavonoids with methoxy groups attached to the C8 atom of the flavonoid backbone.
KingdomOrganic compounds
Super ClassPhenylpropanoids and polyketides
ClassFlavonoids
Sub ClassO-methylated flavonoids
Direct Parent8-O-methylated flavonoids
Alternative Parents
Substituents
  • 3-methoxyflavonoid-skeleton
  • 8-methoxyflavonoid-skeleton
  • 5-hydroxyflavonoid
  • 7-hydroxyflavonoid
  • Flavone
  • Hydroxyflavonoid
  • 3-methoxychromone
  • Chromone
  • 1-benzopyran
  • Benzopyran
  • Anisole
  • 1-hydroxy-2-unsubstituted benzenoid
  • Pyranone
  • Alkyl aryl ether
  • Pyran
  • Monocyclic benzene moiety
  • Benzenoid
  • Heteroaromatic compound
  • Vinylogous acid
  • 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
logP3.24ALOGPS
logP2.72ChemAxon
logS-3.7ALOGPS
pKa (Strongest Acidic)6.91ChemAxon
pKa (Strongest Basic)-4.6ChemAxon
Physiological Charge-1ChemAxon
Hydrogen Acceptor Count6ChemAxon
Hydrogen Donor Count2ChemAxon
Polar Surface Area85.22 ŲChemAxon
Rotatable Bond Count3ChemAxon
Refractivity84.11 m³·mol⁻¹ChemAxon
Polarizability31.22 ųChemAxon
Number of Rings3ChemAxon
BioavailabilityYesChemAxon
Rule of FiveYesChemAxon
Ghose FilterYesChemAxon
Veber's RuleNoChemAxon
MDDR-like RuleNoChemAxon
HMDB IDHMDB0030544
DrugBank IDNot Available
Phenol Explorer Compound IDNot Available
FoodDB IDFDB002418
KNApSAcK IDC00004556
Chemspider ID8148502
KEGG Compound IDNot Available
BioCyc IDNot Available
BiGG IDNot Available
Wikipedia LinkNot Available
METLIN IDNot Available
PubChem Compound9972910
PDB IDNot Available
ChEBI ID656980
Good Scents IDrw1820881
References
General References
  1. Shen S, Yang Y, Wang J, Chen X, Liu T, Zhuo Q: [Analysis of differences between unifloral honeys from different botanical origins based on non-targeted metabolomics by ultra-high performance liquid chromatography-quadrupole time-of-flight mass spectrometry]. Se Pu. 2021 Mar;39(3):291-300. doi: 10.3724/SP.J.1123.2020.06029. [PubMed:34227310 ]
  2. Kanwal N, Rasul A, Shah MA, Jabeen F, Sultana T: In silico-based identification of phytochemicals as novel human phosphoglycerate mutase 1 (PGAM1) inhibitors for cancer therapy. Pak J Pharm Sci. 2021 Mar;34(2(Supplementary)):665-670. [PubMed:34275800 ]
  3. Pereira CG, Barreira L, Bijttebier S, Pieters L, Neves V, Rodrigues MJ, Rivas R, Varela J, Custodio L: Chemical profiling of infusions and decoctions of Helichrysum italicum subsp. picardii by UHPLC-PDA-MS and in vitro biological activities comparatively with green tea (Camellia sinensis) and rooibos tisane (Aspalathus linearis). J Pharm Biomed Anal. 2017 Oct 25;145:593-603. doi: 10.1016/j.jpba.2017.07.007. Epub 2017 Jul 18. [PubMed:28787672 ]
  4. Rodriguez-Ramos F, Andrade-Moreno MA, Alfaro-Romero A, Balderas-Lopez JL, Navarrete A: Gnaphaliin A and gnaphaliin B synergize the relaxant effect of salbutamol but not of ipratropium in guinea pig trachea. J Pharm Pharmacol. 2016 Apr;68(4):533-41. doi: 10.1111/jphp.12536. Epub 2016 Apr 7. [PubMed:27061296 ]
  5. Demarque DP, Fitts SM, Boaretto AG, da Silva JC, Vieira MC, Franco VN, Teixeira CB, Toffoli-Kadri MC, Carollo CA: Optimization and technological development strategies of an antimicrobial extract from Achyrocline alata assisted by statistical design. PLoS One. 2015 Feb 24;10(2):e0118574. doi: 10.1371/journal.pone.0118574. eCollection 2015. [PubMed:25710523 ]
  6. Casero C, Machin F, Mendez-Alvarez S, Demo M, Ravelo AG, Perez-Hernandez N, Joseph-Nathan P, Estevez-Braun A: Structure and antimicrobial activity of phloroglucinol derivatives from Achyrocline satureioides. J Nat Prod. 2015 Jan 23;78(1):93-102. doi: 10.1021/np500735f. Epub 2014 Dec 17. [PubMed:25517209 ]
  7. Rodriguez-Ramos F, Sanchez-Estrada VH, Alfaro-Romero A, Tapia-Alvarez GR, Navarrete A: Development and validation of a column high-performance liquid chromatography method for quantification of ganaphaliin A and B in inflorescences of Gnaphalium liebmannii Sch. Bp ex Klatt. J AOAC Int. 2011 Jul-Aug;94(4):1076-81. [PubMed:21919340 ]
  8. Rodriguez-Ramos F, Gonzalez-Andrade M, Navarrete A: Gnaphaliin A and B relax smooth muscle of guinea-pig trachea and rat aorta via phosphodiesterase inhibition. J Pharm Pharmacol. 2011 Jul;63(7):926-35. doi: 10.1111/j.2042-7158.2011.01275.x. Epub 2011 May 19. [PubMed:21635258 ]
  9. Rodriguez-Ramos F, Navarrete A: Solving the confusion of gnaphaliin structure: gnaphaliin A and gnaphaliin B identified as active principles of Gnaphalium liebmannii with tracheal smooth muscle relaxant properties. J Nat Prod. 2009 Jun;72(6):1061-4. doi: 10.1021/np800746j. [PubMed:19505084 ]
  10. Schinella GR, Tournier HA, Manez S, de Buschiazzo PM, Del Carmen Recio M, Rios JL: Tiliroside and gnaphaliin inhibit human low density lipoprotein oxidation. Fitoterapia. 2007 Jan;78(1):1-6. doi: 10.1016/j.fitote.2006.09.018. Epub 2006 Sep 23. [PubMed:17084992 ]
  11. Rodriguez-Ramos, F., et al. (2009). Rodriguez-Ramos, F., et al, J. Nat. Prod. 72, 1061 (2009). J. Nat. Prod..