CHEBI:66754 - phoyunbene B

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ChEBI Name phoyunbene B
Definition A stilbenoid that is trans-stilbene substituted by hydroxy groups at positions 3 and 4' and methoxy groups at positions 2', 3' and 5. Isolated from Pholidota yunnanensis, it exhibits inhibitory effects on production of nitric oxide.
Stars This entity has been manually annotated by the ChEBI Team.
Supplier Information
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Formula C17H18O5
Net Charge 0
Average Mass 302.32180
Monoisotopic Mass 302.11542
InChI InChI=1S/C17H18O5/c1-20-14-9-11(8-13(18)10-14)4-5-12-6-7-15(19)17(22-3)16(12)21-2/h4-10,18-19H,1-3H3/b5-4+
SMILES COc1cc(O)cc(\C=C\c2ccc(O)c(OC)c2OC)c1
Metabolite of Species Details
Pholidota yunnanensis (NCBI:txid169181) Found in whole plant (BTO:0001461). See: PubMed
Roles Classification
Biological Role(s): metabolite
Any intermediate or product resulting from metabolism. The term 'metabolite' subsumes the classes commonly known as primary and secondary metabolites.
EC (nitric oxide synthase) inhibitor
An EC 1.14.13.* (oxidoreductase acting on paired donors, incorporating 1 atom of oxygen, with NADH or NADPH as one donor) inhibitor that interferes with the action of nitric oxide synthase (EC
View more via ChEBI Ontology
ChEBI Ontology
Outgoing phoyunbene B (CHEBI:66754) has role EC (nitric oxide synthase) inhibitor (CHEBI:61908)
phoyunbene B (CHEBI:66754) has role metabolite (CHEBI:25212)
phoyunbene B (CHEBI:66754) is a methoxybenzenes (CHEBI:51683)
phoyunbene B (CHEBI:66754) is a polyphenol (CHEBI:26195)
phoyunbene B (CHEBI:66754) is a stilbenoid (CHEBI:26776)
Synonym Source
trans-3,4'-dihydroxy-2',3',5-trimethoxy stilbene ChEBI
Registry Number Type Source
10275166 Reaxys Registry Number Reaxys
Citation Waiting for Citations Type Source
16394543 PubMed citation Europe PMC
Last Modified
25 September 2013