kaempferol

CHEBI:28499 ·resolve ·ANTIBACTERIAL ·EXACT SEEDED

A tetrahydroxyflavone in which the four hydroxy groups are located at positions 3, 5, 7 and 4'. Acting as an antioxidant by reducing oxidative stress, it is currently under consideration as a possible cancer treatment. — ChEBI

Machine-generated and unreviewed. Identity, structure and cross-references come straight from ChEBI's and CARD's own data; no curator has signed off on this record yet.

Classification

Strictly broader compounds or drug classes this molecule belongs to.

CHEBI:28802 CHEBI:28802
CHEBI:38684 CHEBI:38684
CHEBI:52267 CHEBI:52267

Chemical structure

Computed structure properties
Molecular formula	C15H10O6
Charge	0
Average mass	286.239 Da
Monoisotopic mass	286.04774 Da
Source	ChEBI
InChIKey	IYRMWMYZSQPJKC-UHFFFAOYSA-N

SMILES

O=c1c(O)c(-c2ccc(O)cc2)oc2cc(O)cc(O)c12

InChI

InChI=1S/C15H10O6/c16-8-3-1-7(2-4-8)15-14(20)13(19)12-10(18)5-9(17)6-11(12)21-15/h1-6,16-18,20H

Also called

3,5,7-trihydroxy-2-(4-hydroxyphenyl)-4H-chromen-4-one (EXACT_SYNONYM)— chebi
3,4',5,7-Tetrahydroxyflavone (EXACT_SYNONYM)— chebi
4H-1-Benzopyran-4-one, 3,5,7-trihydroxy-2-(4-hydroxyphenyl)-5,7,4'-Trihydroxyflavonol (EXACT_SYNONYM)— chebi
5,7,4'-trihydroxyflavonol (EXACT_SYNONYM)— chebi
C.I. 75640 (EXACT_SYNONYM)— chebi
Indigo yellow (EXACT_SYNONYM)— chebi
Kaempferol (EXACT_SYNONYM)— chebi
Kaempherol (EXACT_SYNONYM)— chebi
Kampherol (EXACT_SYNONYM)— chebi
Kempferol (EXACT_SYNONYM)— chebi
Kämpferol (EXACT_SYNONYM)— chebi
Nimbecetin (EXACT_SYNONYM)— chebi
Pelargidenolon (EXACT_SYNONYM)— chebi
Populnetin (EXACT_SYNONYM)— chebi
Rhamnolutein (EXACT_SYNONYM)— chebi
Rhamnolutin (EXACT_SYNONYM)— chebi
Robigenin (EXACT_SYNONYM)— chebi
Swartziol (EXACT_SYNONYM)— chebi
Trifolitin (EXACT_SYNONYM)— chebi
campherol (EXACT_SYNONYM)— chebi

Cross-references

Equivalent identifiers for this same structure in other resources.

cas:520-18-3
drugbank:DB01852
hmdb:HMDB0005801
kegg.compound:C05903
knapsack:C00004565
lincs.smallmolecule:LSM-5304
lipidmaps:LMPK12110003
metacyc.compound:CPD1F-90
pdb-ccd:KMP
reaxys:304401
wikipedia.en:kaempferol

Activity roles

Every antimicrobial role a source asserts for this compound — the unreduced evidence behind its antimicrobial_class.

CHEBI:33282 CHEBI:33282

Source concepts

Every upstream concept that resolved to this record. The merge is the product: this is what shows ChEBI and CARD are describing the same structure.

Upstream concepts merged into this record
Source	Native ID	Label	Minted CURIE	Version
CHEBI	`CHEBI:28499`	kaempferol	`antibioticmech:chebi-e9edff159d`	2026-08-30

Curation history

SEEDED_FROM_SOURCES 2026-08-30 · seed_from_sources
Seeded from data/raw/ inventories (CHEBI)
RESEEDED_FROM_SOURCES 2026-08-30 · seed_from_sources
Re-seeded from updated data/raw/ inventories
RESEEDED_FROM_SOURCES 2026-08-30 · seed_from_sources
Re-seeded from updated data/raw/ inventories

Provenance

Seeded by scripts/seed_from_sources.py from the committed inventories in data/raw/. View the record.