Structure Database (LMSD)

Common Name
Oxyayanin A
Systematic Name
5,2',5'-trihydroxy-3,7,4'-trimethoxyflavone
Synonyms
  • 2-(2,5-Dihydroxy-4-methoxyphenyl)-5-hydroxy-3,7-dimethoxy-4H-1-benzopyran-4-one
LM ID
LMPK12112516
Formula
C18H16O8
Exact Mass
Calculate m/z
360.08452
Status
Curated
Show lipids differing only in stereochemistry/bond geometry
View NP-MRD ID(NMR) spectrum

Classification

Category
Main Class
Sub Class
Polyketides [PK]
Flavonoids [PK12]
Flavones and Flavonols [PK1211]

References

Taxonomy Information

Curated from
NCBI taxonomy class
Reference
Viridiplantae (#33090)
Flavonoid imported from http://metabolomics.jp/
Distemonanthus benthamianus (#162759)
Magnoliopsida (#3398)
The chemistry of extractives from hardwoods. Part XIX. The structures of further new flavones occurring in ayan (Distemonanthus benthamianus),
J Chem Soc, 1954

String Representations

InChiKey (Click to copy)
KGJTXYKKHKRNIM-UHFFFAOYSA-N
InChi (Click to copy)
InChI=1S/C18H16O8/c1-23-8-4-12(21)15-14(5-8)26-17(18(25-3)16(15)22)9-6-11(20)13(24-2)7-10(9)19/h4-7,19-21H,1-3H3
SMILES (Click to copy)
C1(OC)=CC2OC(C3C(O)=CC(OC)=C(O)C=3)=C(OC)C(=O)C=2C(O)=C1

Other Databases

KEGG ID
C10115
CHEBI ID
7854
METABOLOMICS ID
FL5FALNS0001
PubChem CID
5281676

Calculated Physicochemical Properties

Heavy Atoms 26
Rings 3
Aromatic Rings 3
Rotatable Bonds 4
Van der Waals Molecular Volume 299.38
Topological Polar Surface Area 118.59
Hydrogen Bond Donors 3
Hydrogen Bond Acceptors 8
logP 3.50
Molar Refractivity 92.68

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Created at
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Updated at
2nd Sep 2026