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Record Information
Version2.0
Created at2022-09-03 18:25:01 UTC
Updated at2022-09-03 18:25:01 UTC
NP-MRD IDNP0180101
Secondary Accession NumbersNone
Natural Product Identification
Common Name15-hydroxy-11,17,18-trimethoxy-6,8,20-trioxapentacyclo[10.8.0.0²,⁹.0³,⁷.0¹⁴,¹⁹]icosa-1,4,9,11,14,16,18-heptaen-13-one
Description5,6-Dimethoxysterigmatocystin belongs to the class of organic compounds known as sterigmatocystins. These are a group of closely related fungal metabolites chemically characterized by a xanthone moiety fused to a dihydrodifurano or a tetrahydrodifurano moiety. The chemical difference among the various sterigmagocystins are the presence or absence of unsaturation at positions 2 and 3 of the difurano ring system, the substitution pattern on positions 6, 7, and 10 of the xanthone system and/or the substituent on position 3 of the difurano system. They are produced by Aspergilus spp. And Bipolaris spp. 5,6-Dimethoxysterigmatocystin is an extremely weak basic (essentially neutral) compound (based on its pKa). 15-hydroxy-11,17,18-trimethoxy-6,8,20-trioxapentacyclo[10.8.0.0²,⁹.0³,⁷.0¹⁴,¹⁹]icosa-1,4,9,11,14,16,18-heptaen-13-one is found in Aspergillus multicolor. Mycotoxin production by Aspergillus multicolor.
Structure
Thumb
Synonyms
ValueSource
10,11-DimethoxysterigmatocystinHMDB
DimethoxysterigmatocystinHMDB
5,6-DimethoxysterigmatocystinMeSH
Chemical FormulaC20H16O8
Average Mass384.3362 Da
Monoisotopic Mass384.08452 Da
IUPAC Name15-hydroxy-11,17,18-trimethoxy-6,8,20-trioxapentacyclo[10.8.0.0²,⁹.0³,⁷.0¹⁴,¹⁹]icosa-1(12),2(9),4,10,14(19),15,17-heptaen-13-one
Traditional Name15-hydroxy-11,17,18-trimethoxy-6,8,20-trioxapentacyclo[10.8.0.0²,⁹.0³,⁷.0¹⁴,¹⁹]icosa-1(12),2(9),4,10,14(19),15,17-heptaen-13-one
CAS Registry NumberNot Available
SMILES
COC1=CC2=C(C3C=COC3O2)C2=C1C(=O)C1=C(O2)C(OC)=C(OC)C=C1O
InChI Identifier
InChI=1S/C20H16O8/c1-23-10-7-11-13(8-4-5-26-20(8)27-11)18-15(10)16(22)14-9(21)6-12(24-2)17(25-3)19(14)28-18/h4-8,20-21H,1-3H3
InChI KeyRSPJLZQIZABVSE-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
Aspergillus multicolorLOTUS Database
Chemical Taxonomy
Description Belongs to the class of organic compounds known as sterigmatocystins. These are a group of closely related fungal metabolites chemically characterized by a xanthone moiety fused to a dihydrodifurano or a tetrahydrodifurano moiety. The chemical difference among the various sterigmagocystins are the presence or absence of unsaturation at positions 2 and 3 of the difurano ring system, the substitution pattern on positions 6, 7, and 10 of the xanthone system and/or the substituent on position 3 of the difurano system. They are produced by Aspergilus spp. And Bipolaris spp.
KingdomOrganic compounds
Super ClassPhenylpropanoids and polyketides
ClassSterigmatocystins
Sub ClassNot Available
Direct ParentSterigmatocystins
Alternative Parents
Substituents
  • Sterigmatocystin backbone
  • Xanthone
  • Dibenzopyran
  • Xanthene
  • Chromone
  • Benzopyran
  • 1-benzopyran
  • Coumaran
  • Anisole
  • Pyranone
  • 1-hydroxy-2-unsubstituted benzenoid
  • Alkyl aryl ether
  • Pyran
  • Benzenoid
  • Vinylogous acid
  • Vinylogous ester
  • Dihydrofuran
  • Heteroaromatic compound
  • Ether
  • Acetal
  • Organoheterocyclic compound
  • Oxacycle
  • Organic oxide
  • Organooxygen compound
  • Hydrocarbon derivative
  • 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
logP2.78ALOGPS
logP2.78ChemAxon
logS-3.4ALOGPS
pKa (Strongest Acidic)10.01ChemAxon
pKa (Strongest Basic)-4.2ChemAxon
Physiological Charge0ChemAxon
Hydrogen Acceptor Count7ChemAxon
Hydrogen Donor Count1ChemAxon
Polar Surface Area92.68 ŲChemAxon
Rotatable Bond Count3ChemAxon
Refractivity96.63 m³·mol⁻¹ChemAxon
Polarizability37.43 ųChemAxon
Number of Rings5ChemAxon
BioavailabilityYesChemAxon
Rule of FiveYesChemAxon
Ghose FilterYesChemAxon
Veber's RuleNoChemAxon
MDDR-like RuleNoChemAxon
HMDB IDHMDB0030592
DrugBank IDNot Available
Phenol Explorer Compound IDNot Available
FoodDB IDFDB002485
KNApSAcK IDNot Available
Chemspider ID4447461
KEGG Compound IDNot Available
BioCyc IDNot Available
BiGG IDNot Available
Wikipedia LinkNot Available
METLIN IDNot Available
PubChem Compound5284386
PDB IDNot Available
ChEBI IDNot Available
Good Scents IDNot Available
References
General References
  1. LOTUS database [Link]