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
26040
role
25956
chemical role
24245
antioxidant
17490
quercetin
4477
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 +
58
multinoside A
0
ombuin
0
pachypodol
0
pinoquercetin
0
quercetagetin +
283
quercetin 3,4'-dimethyl ether
0
quercetin 5,7,3',4'-tetramethyl ether
0
quercetin 7,3',4'-trimethyl ether
0
quercetin O-glycoside +
473
quercetin sulfate +
6
rhamnacene +
0
rhamnetin
0
tamarixetin
9
taxifolin +
95
velloquercetin
0
Path 2
CHEBI ontology
26040
subatomic particle
26015
composite particle
26015
hadron
26015
baryon
26015
nucleon
26015
atomic nucleus
26015
atom
26015
main group element atom
25840
p-block element atom
25840
carbon group element atom
25437
carbon atom
25395
organic molecular entity
25395
organic molecule
25223
organic cyclic compound
24277
organic heterocyclic compound
22320
oxacycle
20023
benzopyran
12740
1-benzopyran
12476
flavonoid
7601
anthoxanthin
4701
flavones
4701
hydroxyflavone
4680
flavonols
4566
7-hydroxyflavonol
4540
quercetin
4477
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 +
58
multinoside A
0
ombuin
0
pachypodol
0
pinoquercetin
0
quercetagetin +
283
quercetin 3,4'-dimethyl ether
0
quercetin 5,7,3',4'-tetramethyl ether
0
quercetin 7,3',4'-trimethyl ether
0
quercetin O-glycoside +
473
quercetin sulfate +
6
rhamnacene +
0
rhamnetin
0
tamarixetin
9
taxifolin +
95
velloquercetin
0