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CAS 52304-36-6 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 3381215/10/2010

ETHYL BUTYLACETYLAMINOPROPIONATE

Ethyl N-acetyl-N-butyl-.beta.-alaninate

ETHYL BUTYLACETYLAMINOPROPIONATE 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 52304-36-6

CAS 52304-36-6PubChem CID 104150

Ethyl butylacetylaminopropionate

Ethyl 3-(N-butylacetamido)propionate is a tertiary carboxamide, a member of acetamides and an ethyl ester. — ChEBI

IUPAC name: ethyl 3-[acetyl(butyl)amino]propanoate

Molecular formula: C11H21NO3
Molecular weight: 215.29 g/mol
Exact mass: 215.15214353 Da
XLogP3: 1.2
Topological polar surface area: 46.6 Å²
Hydrogen-bond donors: 0
Hydrogen-bond acceptors: 3
Covalent units: 1
Defined stereocentres: 0

Also known as

ethyl 3-(N-butylacetamido)propanoateQuwenzhiEthyl 3-(N-butylacetamido)propionateEthyl N-acetyl-N-butyl-beta-alaninate65GQA237EHEthyl-3-(N-n-butyl-N-acetyl)aminopropionateN-Acetyl-N-butyl-.beta.-alanine ethyl ester3-[N-n-Butyl-N-acetyl]aminopropionic acid-ethyl ester

16 more reported names

Ethyl butylacetylaminopropionate (JAN)N-Acetyl-N-butyl-beta-alanine ethyl esterIR3535BAAPEETHYL BUTYLACETYLAMINOPROPIONATE [JAN]Merck 3535IR 3535UNII-65GQA237EHEINECS 257-835-0EUS 26-15IR-3535N-Acetyl-N-butyl-beta-alanine, ethyl esterAI 3-707633-(N-butyl-N-acetyl)-aminopropionic acid ethyl esterNb[n-N-butyl-N-acetyl]aminopropionic acid ethyl esterINSECT REPELLENT 3535

Open full PubChem record PubChem annotations 3D structure image

External database identifiers

ChEBI:CHEBI:81991
ChEMBL:CHEMBL2230259
EPA DTXSID:DTXSID9035753
PubMed:40403953
PubMed:25349401
PubMed:21951834
PubMed:21436880
PubMed:18397516
PubMed:16963093
PubMed:14651650
PubMed:14529087
PubMed:12803871

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 ETHYL BUTYLACETYLAMINOPROPIONATE

INCI name

ETHYL BUTYLACETYLAMINOPROPIONATE

Description

Ethyl N-acetyl-N-butyl-.beta.-alaninate

Record provenance

Inventory reference: 33812
Imported identity: ETHYL BUTYLACETYLAMINOPROPIONATE
Source update: 15/10/2010

European Commission CosIng source notes

Annex records for ETHYL BUTYLACETYLAMINOPROPIONATE

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Key data

CAS

52304-36-6

257-835-0

Restriction

—

Function

SKIN CONDITIONING: Maintaining the skin in good condition.
SURFACTANT - CLEANSING: Wetting body surfaces, emulsifying or solubilizing oils, and suspending soil (generally, such ingredients contribute to the foaming and lathering properties of cleansing products).

Official EU ingredient-name evidence

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

#10034 · ETHYL BUTYLACETYLAMINOPROPIONATE

Ingredients with overlapping formulation functions

DODOXYNOL-7SURFACTANT - CLEANSING, SURFACTANT - EMULSIFYING

DODOXYNOL-9SURFACTANT - CLEANSING, SURFACTANT - EMULSIFYING

EGG YOLK EXTRACTSURFACTANT - CLEANSING, SURFACTANT - EMULSIFYING

ERUCAMIDOPROPYL HYDROXYSULTAINEANTISTATIC, CLEANSING, HAIR CONDITIONING, SKIN CONDITIONING, SURFACTANT - CLEANSING, SURFACTANT - F…

ETHYL GUAIAZULENE SULFONATESURFACTANT - CLEANSING

ETHYL PEG-15 COCAMINE SULFATEANTISTATIC, CLEANSING, HAIR CONDITIONING, SURFACTANT - CLEANSING, SURFACTANT - EMULSIFYING

ETHYL PHENYLALANINAMIDO POLYGAMMA-GLUTAMIC ACIDSKIN CONDITIONING, SURFACTANT - CLEANSING, SURFACTANT - EMULSIFYING

ETHYLHEXANAMIDE SERINOLSKIN CONDITIONING, SKIN CONDITIONING - EMOLLIENT, SKIN PROTECTING, SURFACTANT - CLEANSING, SURFACTA…

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 ETHYL BUTYLACETYLAMINOPROPIONATE appears in the CosIng inventory

The CosIng inventory lists ETHYL BUTYLACETYLAMINOPROPIONATE 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.

ETHYL BUTYLACETYLAMINOPROPIONATE is also tagged with 2 cosmetic functions 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

ETHYL BUTYLACETYLAMINOPROPIONATE 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, ETHYL BUTYLACETYLAMINOPROPIONATE carries the following function designation(s):

CAS 52304-36-6 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 ETHYL BUTYLACETYLAMINOPROPIONATE

This page reproduces the CosIng inventory entry for ETHYL BUTYLACETYLAMINOPROPIONATE 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 ETHYL BUTYLACETYLAMINOPROPIONATE 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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