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InventoryRef cosing-live-1021492024-06-18

EPICATECHIN

Epicatechin is the organic compound that conforms to the formula :

EPICATECHIN is listed in the EU CosIng inventory, but no direct annex records are linked on this page yet.

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Regulatory evidence by market

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MarketEvidence statusRecordsSource language
European UnionSource mapped
Inventory entry; no linked annex rule
0English and EU languages
Great BritainSource mapped
Official source mapped; ingredient rule not imported
0English
CanadaSource mapped
Official source mapped; ingredient rule not imported
0English and French
New ZealandSource mapped
Official source mapped; ingredient rule not imported
0English
ASEANSource mapped
Official source mapped; ingredient rule not imported
0English and national languages
ChinaSource mapped
Official source mapped; ingredient rule not imported
0Chinese with selected English material
JapanSource mapped
Official source mapped; ingredient rule not imported
0Japanese; official English translation available
South KoreaSource mapped
Official source mapped; ingredient rule not imported
0Korean with some English names
United StatesSource mapped
Official source mapped; ingredient rule not imported
0English
AustraliaSource mapped
Official source mapped; ingredient rule not imported
0English
BrazilSource mapped
Official source mapped; ingredient rule not imported
0Portuguese with INCI crosswalks
IndiaSource mapped
Official source mapped; ingredient rule not imported
0English and Hindi
Saudi ArabiaSource mapped
Official source mapped; ingredient rule not imported
0Arabic and English

Chemical identity and properties

PubChem 2D chemical structure for CAS 17334-50-8
CAS 17334-50-8PubChem CID 1203

2-(3,4-dihydroxyphenyl)-3,4-dihydro-2H-1-benzopyran-3,5,7-triol

Catechin is members of the class of hydroxyflavan that have a flavan-3-ol skeleton and its substituted derivatives. — ChEBI

IUPAC name
2-(3,4-dihydroxyphenyl)-3,4-dihydro-2H-chromene-3,5,7-triol
Molecular formula
C15H14O6
Molecular weight
290.27 g/mol
Exact mass
290.07903816 Da
XLogP3
0.4
Topological polar surface area
110.0 Ų
Hydrogen-bond donors
5
Hydrogen-bond acceptors
6
Covalent units
1
Defined stereocentres
0

Also known as

RefChem:1060982236-471-62-(3,4-Dihydroxyphenyl)chroman-3,5,7-triol7295-85-4(+/-)-Catechin(+/-)-Epicatechin2-(3,4-Dihydroxyphenyl)chromane-3,5,7-triolcis-(+/-)-2-(3,4-dihydroxyphenyl)-3,4-dihydro-2H-1-benzopyran-3,5,7-triol
16 more reported names
2H-1-Benzopyran-3,5,7-triol, 2-(3,4-dihydroxyphenyl)-3,4-dihydro-,(2R,3S)-rel-(+/-)-catecholCatechin (hydrate)3,3',4',5,7-Pentahydroxy-flavane( inverted exclamation markA)-CatechinEpicatechol, (-)-s3974( inverted exclamation markA)-Catechin hydrateEpicatechin (Epicatechol; Acacatechin; Kakaol)catechinsprotocatechinEpicatechin/ECNSC 81161s4723(-)epicatechin(+)-3,3',4',5,7-Flavanpentol
Open full PubChem recordPubChem annotations3D structure image
External database identifiers

Retrieved from NIH PubChem on 2026-08-31 by checksum-valid CAS matching. Chemical properties do not replace the regulatory decision on this page.

PubChem 2D chemical structure for CAS 490-46-0
CAS 490-46-0PubChem CID 72276

Epicatechin

IUPAC name
(2R,3R)-2-(3,4-dihydroxyphenyl)-3,4-dihydro-2H-chromene-3,5,7-triol
Molecular formula
C15H14O6
Molecular weight
290.27 g/mol
Exact mass
290.07903816 Da
XLogP3
0.4
Topological polar surface area
110.0 Ų
Hydrogen-bond donors
5
Hydrogen-bond acceptors
6
Covalent units
1
Defined stereocentres
2

Also known as

(-)-EpicatechinL-EpicatechinEpicatecholepi-Catechinepi-Catecholl-Acacatechin(-)-Epicatechol(2R,3R)-(-)-Epicatechin
16 more reported names
(-)-epi catechin(2R,3R)-2-(3,4-dihydroxyphenyl)-3,4-dihydro-2H-1-benzopyran-3,5,7-triol34PHS7TU43(-)-(2R:3R)-5,7,3',4'-Tetrahydroxyflavan-3-olNSC-81161CHEBI:902H-1-Benzopyran-3,5,7-triol, 2-(3,4-dihydroxyphenyl)-3,4-dihydro-, (2R,3R)-2H-1-Benzopyran-3,5,7-triol, 2-(3,4-dihydroxyphenyl)-3,4-dihydro-, (2R-cis)-RefChem:7343(2R,3R)-2-(3,4-Dihydroxyphenyl)-3,5,7-chromanetriol(2R-cis)-2-(3,4-Dihydroxyphenyl)-3,4-dihydro-2H-1-benzopyran-3,5,7-triol207-710-1(2R,3R)-2-(3,4-Dihydroxyphenyl)chroman-3,5,7-triolC15H14O6CCRIS 7097.alpha. Catechin
Open full PubChem recordPubChem annotations3D structure image
External database identifiers

Retrieved from NIH PubChem on 2026-08-31 by checksum-valid CAS matching. Chemical properties do not replace the regulatory decision on this page.

Official European Commission record

CosIng substance ID
102149
Published in the Official Journal
Yes
Recorded by the Commission
2024-06-18
Open this entry in the official CosIng database

Fields as published by the European Commission. The link opens the entry itself, not a search for it.

Inventory details for EPICATECHIN

INCI name

EPICATECHIN

Description

Epicatechin is the organic compound that conforms to the formula :

Record provenance

Inventory reference
cosing-live-102149
Imported identity
EPICATECHIN
Source update
2024-06-18
European Commission CosIng source notes
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Key data

CAS
490-46-0/ 17334-50-8
EC
207-710-1/ -
Restriction
—
Function
ANTIOXIDANT; ASTRINGENT; DEODORANT; HAIR DYEING; ORAL CARE; SKIN PROTECTING; SKIN CONDITIONING - MISCELLANEOUS

Official EU ingredient-name evidence

The ingredient name exactly matches the official 2025 EU glossary of common ingredient names.

#9859 · EPICATECHIN

Additional official and scientific sources

11 external databases to check this identity in

Use identifiers from this page to verify chemical identity, hazard context and market-surveillance evidence in the sources below.

ECHA CHEM / Information on chemicals

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PubChem PUG REST

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Lookup identity: 490-46-0/ 17334-50-8

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EU Safety Gate cosmetic product alerts

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ECHA CHEM

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OECD eChemPortal

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How EPICATECHIN appears in the CosIng inventory

The CosIng inventory lists EPICATECHIN as a cosmetic ingredient and this page links it to 0 annex records. The inventory entry captures names and identifiers, while the annex records show where the substance is prohibited, restricted or positively listed in EU cosmetics law.

EPICATECHIN is also tagged with 1 cosmetic function in the official data. Function labels describe intended use, but they do not replace regulatory review of linked annex records before formulation or labelling work.

Frequently asked questions

EPICATECHIN is listed in the EU CosIng ingredient inventory with no direct annex restriction records linked at this time. Absence of an annex link does not guarantee unrestricted use — always verify against the current official CosIng database before formulating.

According to the EU CosIng inventory, EPICATECHIN carries the following function designation(s):

CAS 490-46-0/ 17334-50-8 may appear across multiple EU annex records. Viewing the CAS lookup page shows all Annex II–VI entries sharing this identifier, which is useful for identifying cross-annex regulatory status of the same chemical substance.
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Source note for EPICATECHIN

This page reproduces the CosIng inventory entry for EPICATECHIN from public European Commission cosmetic ingredient materials and shows linked identifiers even when no direct annex match is currently attached.

Use this inventory page to research EPICATECHIN and compare linked records, but verify restrictions and legal status against the current official source text and law before making regulatory decisions.

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