CHEBI:67493 - ombuin

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ChEBI Name ombuin
ChEBI ID CHEBI:67493
Definition A dimethoxyflavone that is quercetin in which the hydroxy groups at positions 7 and 4ʼ are replaced by methoxy groups. Isolated from Cyperus teneriffae, it exhibits anti-inflammatory activity.
Stars This entity has been manually annotated by the ChEBI Team.
Supplier Information ChemicalBook:CB6384238, ZINC000001645590
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Formula C17H14O7
Net Charge 0
Average Mass 330.28890
Monoisotopic Mass 330.07395
InChI InChI=1S/C17H14O7/c1-22-9-6-11(19)14-13(7-9)24-17(16(21)15(14)20)8-3-4-12(23-2)10(18)5-8/h3-7,18-19,21H,1-2H3
InChIKey BWORNNDZQGOKBY-UHFFFAOYSA-N
SMILES COc1cc(O)c2c(c1)oc(-c1ccc(OC)c(O)c1)c(O)c2=O
Metabolite of Species Details
Cyperus teneriffae (IPNI:306106-1) Found in root (BTO:0001188). Ethanolic extract of dried roots See: PubMed
Roles Classification
Biological Role(s): plant metabolite
Any eukaryotic metabolite produced during a metabolic reaction in plants, the kingdom that include flowering plants, conifers and other gymnosperms.
Application(s): anti-inflammatory agent
Any compound that has anti-inflammatory effects.
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ChEBI Ontology
Outgoing ombuin (CHEBI:67493) has functional parent quercetin (CHEBI:16243)
ombuin (CHEBI:67493) has role anti-inflammatory agent (CHEBI:67079)
ombuin (CHEBI:67493) has role plant metabolite (CHEBI:76924)
ombuin (CHEBI:67493) is a dimethoxyflavone (CHEBI:23798)
ombuin (CHEBI:67493) is a flavonols (CHEBI:28802)
ombuin (CHEBI:67493) is a trihydroxyflavone (CHEBI:27116)
ombuin (CHEBI:67493) is conjugate acid of 7,4'-O-dimethylquercetin 3-olate (CHEBI:194068)
Incoming 7,4'-O-dimethylquercetin 3-olate (CHEBI:194068) is conjugate base of ombuin (CHEBI:67493)
IUPAC Name
3,5-dihydroxy-2-(3-hydroxy-4-methoxyphenyl)-7-methoxy-4H-chromen-4-one
Synonyms Sources
3,5-dihydroxy-2-(3-hydroxy-4-methoxyphenyl)-7-methoxy-4H-1-benzopyran-4-one ChemIDplus
4ʼ,7-dimethoxy-3,3ʼ,5-trihydroxyflavone ChemIDplus
7,4ʼ-di-O-methylquercetin ChEBI
Manual Xrefs Databases
LMPK12112652 LIPID MAPS
Ombuin Wikipedia
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Registry Numbers Types Sources
338215 Reaxys Registry Number Reaxys
529-40-8 CAS Registry Number ChemIDplus
Citations Waiting for Citations
Last Modified
09 January 2014