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Record Information
Version2.0
Created at2020-12-09 00:45:31 UTC
Updated at2021-07-15 16:46:40 UTC
NP-MRD IDNP0003532
Secondary Accession NumbersNone
Natural Product Identification
Common NameTopopyrone A
Provided ByNPAtlasNPAtlas Logo
DescriptionTopopyrone A belongs to the class of organic compounds known as hydroxyanthraquinones. Hydroxyanthraquinones are compounds containing a hydroxyanthraquinone moiety, which consists of an anthracene bearing a quinone, and hydroxyl group. Topopyrone 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. Topopyrone A is found in Phoma. Topopyrone A was first documented in 2009 (PMID: 19097800). Based on a literature review a small amount of articles have been published on topopyrone A (PMID: 22462811).
Structure
Data?1624573837
SynonymsNot Available
Chemical FormulaC18H9ClO7
Average Mass372.7100 Da
Monoisotopic Mass372.00368 Da
IUPAC Name10-chloro-5,9,11-trihydroxy-2-methyl-7,12-dihydro-4H-1-oxatetraphene-4,7,12-trione
Traditional Name10-chloro-5,9,11-trihydroxy-2-methyl-1-oxatetraphene-4,7,12-trione
CAS Registry NumberNot Available
SMILES
CC1=CC(=O)C2=C(O)C=C3C(=O)C4=CC(O)=C(Cl)C(O)=C4C(=O)C3=C2O1
InChI Identifier
InChI=1S/C18H9ClO7/c1-5-2-8(20)13-9(21)3-7-12(18(13)26-5)16(24)11-6(15(7)23)4-10(22)14(19)17(11)25/h2-4,21-22,25H,1H3
InChI KeyKUCMIJRMIDNZCP-UHFFFAOYSA-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
PhomaNPAtlas
Species Where Detected
Species NameSourceReference
Phoma sp. BAUA2861KNApSAcK Database
Chemical Taxonomy
Description Belongs to the class of organic compounds known as hydroxyanthraquinones. Hydroxyanthraquinones are compounds containing a hydroxyanthraquinone moiety, which consists of an anthracene bearing a quinone, and hydroxyl group.
KingdomOrganic compounds
Super ClassBenzenoids
ClassAnthracenes
Sub ClassAnthraquinones
Direct ParentHydroxyanthraquinones
Alternative Parents
Substituents
  • Hydroxyanthraquinone
  • Naphthopyranone
  • Naphthopyran
  • Chromone
  • Benzopyran
  • 1-benzopyran
  • Aryl ketone
  • 1-hydroxy-4-unsubstituted benzenoid
  • 1-hydroxy-2-unsubstituted benzenoid
  • Pyranone
  • Aryl chloride
  • Aryl halide
  • Pyran
  • Heteroaromatic compound
  • Vinylogous acid
  • Ketone
  • Polyol
  • Organoheterocyclic compound
  • Oxacycle
  • Organohalogen compound
  • Organooxygen compound
  • Hydrocarbon derivative
  • Organic oxide
  • Organic oxygen compound
  • Organochloride
  • 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
logP3.38ALOGPS
logP3.81ChemAxon
logS-3.8ALOGPS
pKa (Strongest Acidic)5.19ChemAxon
pKa (Strongest Basic)-5.4ChemAxon
Physiological Charge-2ChemAxon
Hydrogen Acceptor Count7ChemAxon
Hydrogen Donor Count3ChemAxon
Polar Surface Area121.13 ŲChemAxon
Rotatable Bond Count0ChemAxon
Refractivity92.95 m³·mol⁻¹ChemAxon
Polarizability34.86 ųChemAxon
Number of Rings4ChemAxon
BioavailabilityYesChemAxon
Rule of FiveYesChemAxon
Ghose FilterYesChemAxon
Veber's RuleNoChemAxon
MDDR-like RuleNoChemAxon
NPAtlas IDNPA019045
HMDB IDNot Available
DrugBank IDNot Available
Phenol Explorer Compound IDNot Available
FoodDB IDNot Available
KNApSAcK IDC00015649
Chemspider ID7996597
KEGG Compound IDNot Available
BioCyc IDNot Available
BiGG IDNot Available
Wikipedia LinkNot Available
METLIN IDNot Available
PubChem CompoundNot Available
PDB IDNot Available
ChEBI ID66252
Good Scents IDNot Available
References
General References
  1. Scaglioni L, Mazzini S, Mondelli R, Dallavalle S, Gattinoni S, Tinelli S, Beretta GL, Zunino F, Ragg E: Interaction between double helix DNA fragments and a new topopyrone acting as human topoisomerase I poison. Bioorg Med Chem. 2009 Jan 15;17(2):484-91. doi: 10.1016/j.bmc.2008.12.005. Epub 2008 Dec 10. [PubMed:19097800 ]
  2. Zaleski PA, Maini R, Leiris SJ, Elban MA, Hecht SM: Synthesis and biological activities of topopyrones. J Nat Prod. 2012 Apr 27;75(4):577-85. doi: 10.1021/np200777z. Epub 2012 Mar 30. [PubMed:22462811 ]