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Record Information
Version2.0
Created at2020-12-09 02:58:43 UTC
Updated at2021-07-15 16:53:06 UTC
NP-MRD IDNP0005831
Secondary Accession NumbersNone
Natural Product Identification
Common NameBiscopyran
Provided ByNPAtlasNPAtlas Logo
DescriptionBiscopyran belongs to the class of organic compounds known as pyrans. Pyrans are compounds containing a pyran ring, which is a six-member heterocyclic, non-aromatic ring with five carbon atoms, one oxygen atom and two ring double bonds. Biscopyran is found in Biscogniauxia mediterranea. Biscopyran was first documented in 2005 (PMID: 15844950). Based on a literature review very few articles have been published on Biscopyran.
Structure
Data?1624574519
SynonymsNot Available
Chemical FormulaC22H28O6
Average Mass388.4600 Da
Monoisotopic Mass388.18859 Da
IUPAC Name(2Z)-2-methoxy-1-[(2S,7R)-7-[(2Z)-2-methoxybut-2-enoyl]-3,4,5,6-tetramethyl-2H,7H-pyrano[2,3-b]pyran-2-yl]but-2-en-1-one
Traditional Name(2Z)-2-methoxy-1-[(2S,7R)-7-[(2Z)-2-methoxybut-2-enoyl]-3,4,5,6-tetramethyl-2H,7H-pyrano[2,3-b]pyran-2-yl]but-2-en-1-one
CAS Registry NumberNot Available
SMILES
CO\C(=C/C)C(=O)[C@@H]1OC2=C(C(C)=C1C)C(C)=C(C)[C@H](O2)C(=O)C(\OC)=C\C
InChI Identifier
InChI=1S/C22H28O6/c1-9-15(25-7)18(23)20-13(5)11(3)17-12(4)14(6)21(28-22(17)27-20)19(24)16(10-2)26-8/h9-10,20-21H,1-8H3/b15-9-,16-10-/t20-,21+
InChI KeyYPPQLGPCXICENU-NAPRVIBBSA-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
Biscogniauxia mediterraneaNPAtlas
Chemical Taxonomy
Description Belongs to the class of organic compounds known as pyrans. Pyrans are compounds containing a pyran ring, which is a six-member heterocyclic, non-aromatic ring with five carbon atoms, one oxygen atom and two ring double bonds.
KingdomOrganic compounds
Super ClassOrganoheterocyclic compounds
ClassPyrans
Sub ClassNot Available
Direct ParentPyrans
Alternative Parents
Substituents
  • Alpha-branched alpha,beta-unsaturated-ketone
  • Pyran
  • Monosaccharide
  • Alpha,beta-unsaturated ketone
  • Enone
  • Acryloyl-group
  • Ketone
  • Ketene acetal or derivatives
  • Oxacycle
  • Organic oxygen compound
  • Organic oxide
  • Hydrocarbon derivative
  • Organooxygen compound
  • Carbonyl group
  • 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
logP3.92ALOGPS
logP3.67ChemAxon
logS-4.2ALOGPS
pKa (Strongest Acidic)16.24ChemAxon
pKa (Strongest Basic)-4.4ChemAxon
Physiological Charge0ChemAxon
Hydrogen Acceptor Count6ChemAxon
Hydrogen Donor Count0ChemAxon
Polar Surface Area71.06 ŲChemAxon
Rotatable Bond Count6ChemAxon
Refractivity120.32 m³·mol⁻¹ChemAxon
Polarizability42.79 ųChemAxon
Number of Rings2ChemAxon
BioavailabilityYesChemAxon
Rule of FiveYesChemAxon
Ghose FilterYesChemAxon
Veber's RuleNoChemAxon
MDDR-like RuleNoChemAxon
NPAtlas IDNPA007941
HMDB IDNot Available
DrugBank IDNot Available
Phenol Explorer Compound IDNot Available
FoodDB IDNot Available
KNApSAcK IDC00042285
Chemspider ID78437191
KEGG Compound IDNot Available
BioCyc IDNot Available
BiGG IDNot Available
Wikipedia LinkNot Available
METLIN IDNot Available
PubChem Compound139585310
PDB IDNot Available
ChEBI IDNot Available
Good Scents IDNot Available
References
General References
  1. Evidente A, Andolfi A, Maddau L, Franceschini A, Marras F: Biscopyran, a phytotoxic hexasubstituted pyranopyran produced by Biscogniauxia mediterranea, a fungus pathogen of cork oak. J Nat Prod. 2005 Apr;68(4):568-71. doi: 10.1021/np049621m. [PubMed:15844950 ]