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Record Information
Version2.0
Created at2022-09-03 21:11:51 UTC
Updated at2022-09-03 21:11:51 UTC
NP-MRD IDNP0182491
Secondary Accession NumbersNone
Natural Product Identification
Common Name(3as,4r,6r,7s,7as)-6-ethenyl-4-hydroxy-7-(3-hydroxyprop-1-en-2-yl)-6-methyl-3-methylidene-tetrahydro-3ah-1-benzofuran-2-one
DescriptionDehydromelitensin belongs to the class of organic compounds known as diterpenoids. These are terpene compounds formed by four isoprene units. (3as,4r,6r,7s,7as)-6-ethenyl-4-hydroxy-7-(3-hydroxyprop-1-en-2-yl)-6-methyl-3-methylidene-tetrahydro-3ah-1-benzofuran-2-one is found in Centaurea aegialophila, Centaurea aspera, Centaurea castellana, Centaurea cineraria, Centaurea cuneifolia, Centaurea napifolia, Onopordum acaulon and Onopordum nervosum. (3as,4r,6r,7s,7as)-6-ethenyl-4-hydroxy-7-(3-hydroxyprop-1-en-2-yl)-6-methyl-3-methylidene-tetrahydro-3ah-1-benzofuran-2-one was first documented in 2012 (PMID: 23074887). Based on a literature review a small amount of articles have been published on Dehydromelitensin (PMID: 29552061) (PMID: 28693338) (PMID: 25146768) (PMID: 22334063).
Structure
Thumb
SynonymsNot Available
Chemical FormulaC15H20O4
Average Mass264.3210 Da
Monoisotopic Mass264.13616 Da
IUPAC Name(3aS,4R,6R,7S,7aS)-6-ethenyl-4-hydroxy-7-(3-hydroxyprop-1-en-2-yl)-6-methyl-3-methylidene-octahydro-1-benzofuran-2-one
Traditional Name(3aS,4R,6R,7S,7aS)-6-ethenyl-4-hydroxy-7-(3-hydroxyprop-1-en-2-yl)-6-methyl-3-methylidene-tetrahydro-3aH-1-benzofuran-2-one
CAS Registry NumberNot Available
SMILES
C[C@@]1(C[C@@H](O)[C@H]2[C@@H](OC(=O)C2=C)[C@@H]1C(=C)CO)C=C
InChI Identifier
InChI=1S/C15H20O4/c1-5-15(4)6-10(17)11-9(3)14(18)19-13(11)12(15)8(2)7-16/h5,10-13,16-17H,1-3,6-7H2,4H3/t10-,11+,12+,13-,15+/m1/s1
InChI KeyGQBRDBUFLQZZBP-KDBYPZKRSA-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
Centaurea aegialophilaLOTUS Database
Centaurea asperaLOTUS Database
Centaurea castellanaLOTUS Database
Centaurea cinerariaLOTUS Database
Centaurea cuneifoliaLOTUS Database
Centaurea napifoliaLOTUS Database
Onopordum acaulonLOTUS Database
Onopordum nervosumLOTUS 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
  • Diterpenoid
  • Elemanolide-skeleton
  • Benzofuran
  • Gamma butyrolactone
  • Alpha,beta-unsaturated carboxylic ester
  • Enoate ester
  • Tetrahydrofuran
  • Cyclic alcohol
  • Secondary alcohol
  • Lactone
  • Carboxylic acid ester
  • Oxacycle
  • Organoheterocyclic compound
  • Monocarboxylic acid or derivatives
  • Carboxylic acid derivative
  • Organic oxygen compound
  • Organic oxide
  • Hydrocarbon derivative
  • Primary alcohol
  • Organooxygen compound
  • Carbonyl group
  • Alcohol
  • Aliphatic heteropolycyclic compound
Molecular FrameworkAliphatic heteropolycyclic 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
logP0.97ChemAxon
pKa (Strongest Acidic)14.61ChemAxon
pKa (Strongest Basic)-2.7ChemAxon
Physiological Charge0ChemAxon
Hydrogen Acceptor Count3ChemAxon
Hydrogen Donor Count2ChemAxon
Polar Surface Area66.76 ŲChemAxon
Rotatable Bond Count3ChemAxon
Refractivity71.31 m³·mol⁻¹ChemAxon
Polarizability28.24 ųChemAxon
Number of Rings2ChemAxon
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 IDC00011976
Chemspider ID113600582
KEGG Compound IDNot Available
BioCyc IDNot Available
BiGG IDNot Available
Wikipedia LinkNot Available
METLIN IDNot Available
PubChem Compound133554346
PDB IDNot Available
ChEBI IDNot Available
Good Scents IDNot Available
References
General References
  1. Njeh F, Mhalla D, Hammouda IB, Trigui M, Mezghani-Jarraya R: Antibacterial Activity of Onopordum Espinae: Identification of Hispidulin and Dehydromelitensin-8-(4ꞌ-Hydroxy-Methacrylate). Iran J Pharm Res. 2017 Fall;16(4):1531-1537. [PubMed:29552061 ]
  2. Bordignon A, Frederich M, Ledoux A, Campos PE, Clerc P, Hermann T, Quetin-Leclercq J, Cieckiewicz E: In vitro antiplasmodial and cytotoxic activities of sesquiterpene lactones from Vernonia fimbrillifera Less. (Asteraceae). Nat Prod Res. 2018 Jun;32(12):1463-1466. doi: 10.1080/14786419.2017.1350665. Epub 2017 Jul 10. [PubMed:28693338 ]
  3. Watanabe Y, Novaes P, Varela RM, Molinillo JM, Kato-Noguchi H, Macias FA: Phytotoxic potential of Onopordum acanthium L. (Asteraceae). Chem Biodivers. 2014 Aug;11(8):1247-55. doi: 10.1002/cbdv.201400070. [PubMed:25146768 ]
  4. Rosselli S, Maggio AM, Canzoneri M, Simmonds MS, Bruno M: Sesquiterpenes from Onopordum illyricum and their antifeedant activity. Nat Prod Commun. 2012 Sep;7(9):1131-2. [PubMed:23074887 ]
  5. Machado FB, Yamamoto RE, Zanoli K, Nocchi SR, Novello CR, Schuquel IT, Sakuragui CM, Luftmann H, Ueda-Nakamura T, Nakamura CV, de Mello JC: Evaluation of the antiproliferative activity of the leaves from Arctium lappa by a bioassay-guided fractionation. Molecules. 2012 Feb 14;17(2):1852-9. doi: 10.3390/molecules17021852. [PubMed:22334063 ]
  6. LOTUS database [Link]