Canonical ingredient

4H-1-Benzopyran-4-one, 2-(3,4-dihydroxyphenyl)-3,5,7-trihydroxy-

Quercetin

142 linked products

Official identifiers

CAS 117-39-5 ChEBI CHEBI:16243 InChI 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 KEGG_COMPOUND C00389 NHPID_ID 3041 SMILES O=c1c(O)c(-c2ccc(O)c(O)c2)oc2cc(O)cc(O)c12

Names and synonyms

4H-1-Benzopyran-4-one, 2-(3,4-dihydroxyphenyl)-3,5,7-trihydroxy- (en)
quercetin (en)
Quercétine (fr)
3,3',4',5,7-Pentahydroxyflavone (fr-CA)

Source-scoped chemical properties

Every value keeps its own authority, licence and retrieval date. Conflicting values are not silently merged.

canada dsl listing: listed; canada_dsl_categorization · Open Government Licence - Canada 2.0 · 2026-08-03
dsl bioaccumulative: No; canada_dsl_categorization · Open Government Licence - Canada 2.0 · 2026-08-03
dsl inherently toxic aquatic: No; canada_dsl_categorization · Open Government Licence - Canada 2.0 · 2026-08-03
dsl meets cepa categorization: No; canada_dsl_categorization · Open Government Licence - Canada 2.0 · 2026-08-03
dsl meets environmental: No; canada_dsl_categorization · Open Government Licence - Canada 2.0 · 2026-08-03
dsl meets human health: No; canada_dsl_categorization · Open Government Licence - Canada 2.0 · 2026-08-03
dsl persistent: No; canada_dsl_categorization · Open Government Licence - Canada 2.0 · 2026-08-03
dsl substance category: Organics; canada_dsl_categorization · Open Government Licence - Canada 2.0 · 2026-08-03

Equivalent concepts in other registries

These links require an exact shared identifier; names alone are never sufficient.

2-(3,4-Dihydroxyphenyl)-3,5,7-trihydroxy-4H-1-benzopyran-4-one
CA · CAS 117-39-5
Verification source
3,3',4',5,7-Pentahydroxyflavone
CA · CAS 117-39-5
Verification source

Safety and technical documents

General references and manufacturer-specific SDS documents are kept separate.

0 document(s)

No verified SDS or technical sheet is linked yet. This absence is explicit and does not mean that no document exists.

End-to-end traceability

Only links supported by an identified source are published. Missing evidence remains explicitly unknown.

Partial chain

Evidence still missing

Country or region of origin
Raw-material producer
Ingredient manufacturer
Distributor
Transformation steps

Documented origins

No origin has been proven yet by an explicit source.

Documented organizations

No organization has been proven yet by an explicit source.

Documented transformations

No transformation step has been proven yet by an explicit source.

Method: a company’s registration country is never used as evidence of a material’s origin.

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