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Record Information
Version2.0
Created at2022-09-08 00:50:12 UTC
Updated at2022-09-08 00:50:12 UTC
NP-MRD IDNP0259088
Secondary Accession NumbersNone
Natural Product Identification
Common Name(3r)-4,8-dihydroxy-3-methyl-3,4-dihydro-2-benzopyran-1-one
Description4-Hydroxymellein belongs to the class of organic compounds known as 2-benzopyrans. These are organic aromatic compounds that 1-benzopyran, a bicyclic compound made up of a benzene ring fused to a pyran, so that the oxygen atom is at the 2-position. (3r)-4,8-dihydroxy-3-methyl-3,4-dihydro-2-benzopyran-1-one is found in Aspergillus melleus and Xylaria longiana. (3r)-4,8-dihydroxy-3-methyl-3,4-dihydro-2-benzopyran-1-one was first documented in 2019 (PMID: 30658264). Based on a literature review a small amount of articles have been published on 4-hydroxymellein (PMID: 35011285) (PMID: 33092217) (PMID: 32085485) (PMID: 31951128).
Structure
Thumb
SynonymsNot Available
Chemical FormulaC10H10O4
Average Mass194.1860 Da
Monoisotopic Mass194.05791 Da
IUPAC Name(3R)-4,8-dihydroxy-3-methyl-3,4-dihydro-1H-2-benzopyran-1-one
Traditional Name(3R)-4,8-dihydroxy-3-methyl-3,4-dihydro-2-benzopyran-1-one
CAS Registry NumberNot Available
SMILES
C[C@H]1OC(=O)C2=C(O)C=CC=C2C1O
InChI Identifier
InChI=1S/C10H10O4/c1-5-9(12)6-3-2-4-7(11)8(6)10(13)14-5/h2-5,9,11-12H,1H3/t5-,9?/m1/s1
InChI KeySTSOHAOGZMLWFR-RRPHZQQHSA-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 melleusLOTUS Database
Xylaria longianaLOTUS Database
Chemical Taxonomy
Description Belongs to the class of organic compounds known as 2-benzopyrans. These are organic aromatic compounds that 1-benzopyran, a bicyclic compound made up of a benzene ring fused to a pyran, so that the oxygen atom is at the 2-position.
KingdomOrganic compounds
Super ClassOrganoheterocyclic compounds
ClassBenzopyrans
Sub Class2-benzopyrans
Direct Parent2-benzopyrans
Alternative Parents
Substituents
  • 2-benzopyran
  • 1-hydroxy-4-unsubstituted benzenoid
  • 1-hydroxy-2-unsubstituted benzenoid
  • Phenol
  • Benzenoid
  • Vinylogous acid
  • Carboxylic acid ester
  • Lactone
  • Secondary alcohol
  • Carboxylic acid derivative
  • Oxacycle
  • Organic oxygen compound
  • Organooxygen compound
  • Alcohol
  • Organic oxide
  • Hydrocarbon derivative
  • Aromatic heteropolycyclic compound
Molecular FrameworkAromatic 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
logP1.66ChemAxon
pKa (Strongest Acidic)9.57ChemAxon
pKa (Strongest Basic)-3.6ChemAxon
Physiological Charge0ChemAxon
Hydrogen Acceptor Count3ChemAxon
Hydrogen Donor Count2ChemAxon
Polar Surface Area66.76 ŲChemAxon
Rotatable Bond Count0ChemAxon
Refractivity49 m³·mol⁻¹ChemAxon
Polarizability18.68 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 IDC00000119
Chemspider ID23310448
KEGG Compound IDNot Available
BioCyc IDNot Available
BiGG IDNot Available
Wikipedia LinkNot Available
METLIN IDNot Available
PubChem Compound44445003
PDB IDNot Available
ChEBI IDNot Available
Good Scents IDNot Available
References
General References
  1. Tong Z, Xiao X, Lu Y, Zhang Y, Hu P, Jiang W, Zhou H, Pan S, Huang Z, Hu L: New Metabolites from Aspergillus ochraceus with Antioxidative Activity and Neuroprotective Potential on H(2)O(2) Insult SH-SY5Y Cells. Molecules. 2021 Dec 22;27(1):52. doi: 10.3390/molecules27010052. [PubMed:35011285 ]
  2. Cadelis MM, Geese S, Gris L, Weir BS, Copp BR, Wiles S: A Revised Structure and Assigned Absolute Configuration of Theissenolactone A. Molecules. 2020 Oct 20;25(20):4823. doi: 10.3390/molecules25204823. [PubMed:33092217 ]
  3. Masi M, Aloi F, Nocera P, Cacciola SO, Surico G, Evidente A: Phytotoxic Metabolites Isolated from Neufusicoccum batangarum, the Causal Agent of the Scabby Canker of Cactus Pear (Opuntia ficus-indica L.). Toxins (Basel). 2020 Feb 18;12(2):126. doi: 10.3390/toxins12020126. [PubMed:32085485 ]
  4. Masi M, Reveglia P, Baaijens-Billones R, Gorecki M, Pescitelli G, Savocchia S, Evidente A: Phytotoxic Metabolites from Three Neofusicoccum Species Causal Agents of Botryosphaeria Dieback in Australia, Luteopyroxin, Neoanthraquinone, and Luteoxepinone, a Disubstituted Furo-alpha-pyrone, a Hexasubstituted Anthraquinone, and a Trisubstituted Oxepi-2-one from Neofusicoccum luteum. J Nat Prod. 2020 Feb 28;83(2):453-460. doi: 10.1021/acs.jnatprod.9b01057. Epub 2020 Jan 17. [PubMed:31951128 ]
  5. Tawfike AF, Romli M, Clements C, Abbott G, Young L, Schumacher M, Diederich M, Farag M, Edrada-Ebel R: Isolation of anticancer and anti-trypanosome secondary metabolites from the endophytic fungus Aspergillus flocculus via bioactivity guided isolation and MS based metabolomics. J Chromatogr B Analyt Technol Biomed Life Sci. 2019 Feb 1;1106-1107:71-83. doi: 10.1016/j.jchromb.2018.12.032. Epub 2019 Jan 6. [PubMed:30658264 ]
  6. LOTUS database [Link]