curcumin

CHEBI:3962 ·resolve ·ANTIFUNGAL ·EXACT SEEDED

A β-diketone that is methane in which two of the hydrogens are substituted by feruloyl groups. A natural dyestuff found in the root of Curcuma longa. — 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.

Label unavailable CHEBI:26195
Label unavailable CHEBI:35618
Label unavailable CHEBI:51689
Label unavailable CHEBI:67265
Label unavailable CHEBI:78802

Chemical structure

Computed structure properties
Molecular formula	C21H20O6
Charge	0
Average mass	368.385 Da
Monoisotopic mass	368.12599 Da
Source	ChEBI
InChIKey	VFLDPWHFBUODDF-FCXRPNKRSA-N

SMILES

COc1cc(/C=C/C(=O)CC(=O)/C=C/c2ccc(O)c(OC)c2)ccc1O

InChI

InChI=1S/C21H20O6/c1-26-20-11-14(5-9-18(20)24)3-7-16(22)13-17(23)8-4-15-6-10-19(25)21(12-15)27-2/h3-12,24-25H,13H2,1-2H3/b7-3+,8-4+

Also called

(1E,6E)-1,7-bis(4-hydroxy-3-methoxyphenyl)hepta-1,6-diene-3,5-dione (EXACT_SYNONYM)— chebi
C.I. 75300 (EXACT_SYNONYM)— chebi
C.I. Natural Yellow 3 (EXACT_SYNONYM)— chebi
Curcumin (EXACT_SYNONYM)— chebi
Diferuloylmethane (EXACT_SYNONYM)— chebi
E 100 (EXACT_SYNONYM)— chebi
Kacha haldi (EXACT_SYNONYM)— chebi
Natural yellow 3 (EXACT_SYNONYM)— chebi
Turmeric yellow (EXACT_SYNONYM)— chebi

Cross-references

Identifiers for this same structure in other resources. An accession that lands on two different structures in this corpus is withheld from both rather than shown here, since it names at most one of them.

Drug registries

Identifiers that name a drug rather than a structure. One of these can cover a parent compound, its salts and its stereoisomers, which this corpus keeps as separate records, so it is not an equivalence of structure.

drugbank:DB11672

Patents and articles

Documents about this compound. A patent covers a class and an article covers a topic; neither identifies a structure.

Activity roles

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

antifungal agent CHEBI:35718

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:3962`	curcumin	`antibioticmech:chebi-c5a6336f21`	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
RESEEDED_FROM_SOURCES 2026-09-10 · 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 (YAML).

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