CHEBI ONTOLOGY - ANNOTATIONS
The Chemical Entities of Biological Interest (ChEBI) ontology is downloaded weekly from EMBL-EBI at http://www.ebi.ac.uk/chebi/ . The data is made available under the Creative Commons License (CC BY 3.0, http://creativecommons.org/licenses/by/3.0/ ). For more information see: Degtyarenko et al. (2008) ChEBI: a database and ontology for chemical entities of biological interest. Nucleic Acids Res. 36, D344–D350.
Term: quercetin
Accession: CHEBI:16243
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Definition: A pentahydroxyflavone having the five hydroxy groups placed at the 3-, 3'-, 4'-, 5- and 7-positions. It is one of the most abundant flavonoids in edible vegetables, fruit and wine.
Synonyms: exact_synonym: 2-(3,4-dihydroxyphenyl)-3,5,7-trihydroxy-4H-chromen-4-one
related_synonym: 2-(3,4-dihydroxyphenyl)-3,5,7-trihydroxy-4H-1-benzopyran-4-one; 3,3',4',5,7-pentahydroxyflavone; Formula=C15H10O7; InChI=1S/C15H10O7/c16-7-4-10(19)12-11(5-7)22-15(14(21)13(12)20)6-1-2-8(17)9(18)3-6/h1-5,16-19,21H; InChIKey=REFJWTPEDVJJIY-UHFFFAOYSA-N; SMILES=OC1=CC(O)=C2C(OC(=C(O)C2=O)C2=CC(O)=C(O)C=C2)=C1; sophoretin; xanthaurine
alt_id: CHEBI:11704; CHEBI:14991; CHEBI:26472; CHEBI:45280; CHEBI:8696
xref: Beilstein:317313; CAS:117-39-5; DrugBank:DB04216; Drug_Central:3514; FooDB:FDB011904; Gmelin:579210; HMDB:HMDB0005794; KEGG:C00389; KNApSAcK:C00004631; LINCS:LSM-4199; LIPID_MAPS_instance:LMPK12110004
xref_mesh: MESH:D011794
xref: MetaCyc:CPD-520; PDBeChem:QUE; PMID:16226777; PMID:17015250; PMID:17135030; PMID:17426744; PMID:18096136; PMID:18484521; PMID:18549926; PMID:18564899; PMID:18579649; PMID:18785622; PMID:19043800; PMID:19461927; PMID:22920589; PMID:23342112; PMID:23359794; PMID:27565033; PMID:27589790; PMID:27591927; PMID:27704720; Patent:KR20120121684; Patent:US2013012577; Reaxys:317313; Wikipedia:Quercetin
cyclic_relationship: is_conjugate_acid_of CHEBI:57694
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Path 1
CHEBI ontology
19751
role
19724
chemical role
19366
antioxidant
15681
quercetin
4305
3',4',5,7-tetrahydroxy-3-methoxyflavone +
0
3',4',5-trihydroxy-3,7-dimethoxyflavone
6
3',5-dihydroxy-3,4',7-trimethoxyflavone
0
3,3'-dimethylquercetin
0
8,8"-methylene-bisquercetin
0
azaleatin
0
cudranian 2
0
isorhamnetin +
54
multinoside A
0
ombuin
0
pachypodol
0
pinoquercetin
0
quercetagetin +
281
quercetin 3,4'-dimethyl ether
0
quercetin 5,7,3',4'-tetramethyl ether
0
quercetin 7,3',4'-trimethyl ether
0
quercetin O-glycoside +
462
quercetin sulfate +
6
rhamnacene +
0
rhamnetin
0
tamarixetin
9
taxifolin +
90
velloquercetin
0
Path 2
CHEBI ontology
19751
subatomic particle
19749
composite particle
19749
hadron
19749
baryon
19749
nucleon
19749
atomic nucleus
19749
atom
19749
main group element atom
19698
p-block element atom
19698
carbon group element atom
19644
carbon atom
19640
organic molecular entity
19640
organic molecule
19602
organic cyclic compound
19412
organic heterocyclic compound
18771
oxacycle
17731
benzopyran
11679
1-benzopyran
11445
flavonoid
6795
anthoxanthin
4493
flavones
4493
hydroxyflavone
4478
flavonols
4379
7-hydroxyflavonol
4356
quercetin
4305
3',4',5,7-tetrahydroxy-3-methoxyflavone +
0
3',4',5-trihydroxy-3,7-dimethoxyflavone
6
3',5-dihydroxy-3,4',7-trimethoxyflavone
0
3,3'-dimethylquercetin
0
8,8"-methylene-bisquercetin
0
azaleatin
0
cudranian 2
0
isorhamnetin +
54
multinoside A
0
ombuin
0
pachypodol
0
pinoquercetin
0
quercetagetin +
281
quercetin 3,4'-dimethyl ether
0
quercetin 5,7,3',4'-tetramethyl ether
0
quercetin 7,3',4'-trimethyl ether
0
quercetin O-glycoside +
462
quercetin sulfate +
6
rhamnacene +
0
rhamnetin
0
tamarixetin
9
taxifolin +
90
velloquercetin
0