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CAS 56353-15-2 may appear across multiple EU annex records. The CAS lookup page shows all Annex II–VI entries sharing this identifier, useful for identifying cross-annex regulatory status of the same chemical substance.

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InventoryRef 8712815/10/2010

ACETYL CARNOSINE

N-(N-acetyl-beta-alanyl)-L-histidine

ACETYL CARNOSINE 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

No rule for this ingredient has been imported for any of the 13 markets tracked here.

That describes this inventory, not the law. No imported rule is not evidence that an ingredient is permitted: a rule may exist under another name or identifier, or in a dataset not yet imported here.

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Chemical identity and properties

PubChem 2D chemical structure for CAS 56353-15-2

CAS 56353-15-2PubChem CID 9903482

N-Acetyl-L-carnosine

N-acetylcarnosine is a dipeptide that is the N-acetyl derivative of carnosine. It has a role as a metabolite. It is functionally related to a carnosine. — ChEBI

IUPAC name: (2S)-2-(3-acetamidopropanoylamino)-3-(1H-imidazol-5-yl)propanoic acid

Molecular formula: C11H16N4O4
Molecular weight: 268.27 g/mol
Exact mass: 268.11715500 Da
XLogP3: -1.5
Topological polar surface area: 124.0 Å²
Hydrogen-bond donors: 4
Hydrogen-bond acceptors: 5
Covalent units: 1
Defined stereocentres: 1

Also known as

N-Acetylcarnosine0TPN86OQIFACE CNSCHEBI:67249RefChem:162690NAC Nutritional Lubricant Eye DropsOcluVet NAC Nutritional Lubricant Eye Drops(2S)-2-((3-(acetylamino)propanoyl)amino)-3-(1H-imidazol-5-yl)propanoic acid;N-acetyl-beta-alanyl-L-histidine

16 more reported names

260-123-2N-Acetyl carnosine(S)-2-(3-Acetamidopropanamido)-3-(1H-imidazol-4-yl)propanoic acidN-acetyl-beta-alanyl-L-histidineL-Histidine, N-acetyl-b-alanyl-(3-Acetamidopropanoyl)-L-histidine(2S)-2-{[3-(acetylamino)propanoyl]amino}-3-(1H-imidazol-5-yl)propanoic acidCan-CUNII-0TPN86OQIFCancAcety CarnosineEINECS 260-123-2Carnosine Impurity 2N-(N-Acetyl-beta-alanyl)-L-histidineCL 1700ACETYL CARNOSINE

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External database identifiers

ChEBI:CHEBI:67249
ChEMBL:CHEMBL4303521
EPA DTXSID:DTXSID30204897

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

Inventory details for ACETYL CARNOSINE

INCI name

ACETYL CARNOSINE

Description

N-(N-acetyl-beta-alanyl)-L-histidine

Record provenance

Inventory reference: 87128
Imported identity: ACETYL CARNOSINE
Source update: 15/10/2010

European Commission CosIng source notes

Annex records for ACETYL CARNOSINE

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Key data

CAS

56353-15-2

260-123-2

Restriction

—

Function

SKIN PROTECTING: Helping to avoid harmful effects to the skin from external factors.

Official EU ingredient-name evidence

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

#601 · ACETYL CARNOSINE

Ingredients with overlapping formulation functions

ACANTHOPANAX KOREANUM ROOT EXTRACTHUMECTANT, SKIN CONDITIONING, SKIN PROTECTING

ACANTHOPANAX SENTICOSUS EXTRACTSKIN CONDITIONING, SKIN PROTECTING

ACANTHOSICYOS HORRIDUS SEED OILSKIN CONDITIONING, SKIN PROTECTING

ACER TEGMENTOSUM STEM EXTRACTSKIN CONDITIONING, SKIN PROTECTING

ACETYL CITRULL AMIDO ARGININESKIN PROTECTING

ACETYL CYCLODEXTRINFILM FORMING, HUMECTANT, SKIN CONDITIONING, SKIN PROTECTING, VISCOSITY CONTROLLING

ACETYL HEXAPEPTIDE-22ANTIOXIDANT, REDUCING, SKIN PROTECTING

ACETYL HEXAPEPTIDE-7SKIN PROTECTING

Additional official and scientific sources

11 external databases to check this identity in

Each link searches that source for this identity. What each source is, and its legal weight

ECHA CHEM / Information on chemicals PubChem PUG REST EU Safety Gate cosmetic product alerts ECHA CHEM US EPA CompTox Cosmetic Ingredient Review safety assessments FDA Global Substance Registration System ILO/WHO International Chemical Safety Cards Japan NITE-CHRIP NIOSH Pocket Guide to Chemical Hazards OECD eChemPortal

How ACETYL CARNOSINE appears in the CosIng inventory

The CosIng inventory lists ACETYL CARNOSINE 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.

ACETYL CARNOSINE 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

ACETYL CARNOSINE 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, ACETYL CARNOSINE carries the following function designation(s):

SKIN PROTECTING

CAS 56353-15-2 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 ACETYL CARNOSINE

This page reproduces the CosIng inventory entry for ACETYL CARNOSINE 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 ACETYL CARNOSINE 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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