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CAS 941-98-0 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 5417615/10/2010

1-ACETONAPHTHONE

1-(1-Naphthalenyl)ethanone; 1'-Acetonaphthone

1-ACETONAPHTHONE 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 941-98-0

CAS 941-98-0PubChem CID 13663

1-Acetylnaphthalene

IUPAC name: 1-naphthalen-1-ylethanone

Molecular formula: C12H10O
Molecular weight: 170.21 g/mol
Exact mass: 170.073164938 Da
XLogP3: 2.9
Topological polar surface area: 17.1 Å²
Hydrogen-bond donors: 0
Hydrogen-bond acceptors: 1
Covalent units: 1
Defined stereocentres: 0

Also known as

1'-Acetonaphthone1-Acetonaphthone1-AcetonaphthaleneEthanone, 1-(1-naphthalenyl)-U44R403XVSNSC-7659LIQUID U-80RefChem:428945

16 more reported names

213-384-1Methyl 1-naphthyl ketone1-(naphthalen-1-yl)ethanone1-(1-Naphthalenyl)ethanone1-(1-Naphthyl)ethanone1-(naphthalen-1-yl)ethan-1-one1-Naphthyl methyl ketoneacetylnaphthalenealpha-Naphthyl methyl ketone1`-AcetonaphthoneEthanone, 1-(naphthalenyl)-.alpha.-AcetylnaphthaleneNSC 7659UNII-U44R403XVS.alpha.-Acetonaphthone1-naphthalen-1-yl-ethanone

Open full PubChem record PubChem annotations 3D structure image

External database identifiers

EPA DTXSID:DTXSID4052635
PubMed:22064894
PubMed:22058872
PubMed:21835274
PubMed:21772754
PubMed:21754134
PubMed:21580606
PubMed:21578952
PubMed:21242941
PubMed:20053119
PubMed:19226969
PubMed:18324785
PubMed:17027259

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 1-ACETONAPHTHONE

INCI name

1-ACETONAPHTHONE

Description

1-(1-Naphthalenyl)ethanone; 1'-Acetonaphthone

Record provenance

Inventory reference: 54176
Imported identity: 1-ACETONAPHTHONE
Source update: 15/10/2010

European Commission CosIng source notes

Annex records for 1-ACETONAPHTHONE

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Key data

CAS

941-98-0

213-384-1

Restriction

—

Function

FRAGRANCE: Imparting an odour or taste. Creating a perceivable pleasant smell and/or masking a bad smell.
PERFUMING: Used for perfume and aromatic raw materials.

Official EU ingredient-name evidence

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

#129 · 1-ACETONAPHTHONE

Ingredients with overlapping formulation functions

2,3-BUTANEDIOLFRAGRANCE, HUMECTANT, SKIN CONDITIONING, SOLVENT

2,4-DIMETHYL-3-CYCLOHEXENE CARBOXALDEHYDEFRAGRANCE, PERFUMING, TONIC

2,6-DIMETHYL-7-OCTEN-2-OLFRAGRANCE, PERFUMING

2-ACETONAPHTHONEFRAGRANCE, PERFUMING

2-BENZYLHEPTANOLFRAGRANCE, PERFUMING

2-CYCLOHEXYLETHYL ACETATEFLAVOURING, FRAGRANCE

2-HEPTYLCYCLOPENTANONEFRAGRANCE, PERFUMING

2-METHYL 5-PHENYLPENTANOLFRAGRANCE

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 1-ACETONAPHTHONE appears in the CosIng inventory

The CosIng inventory lists 1-ACETONAPHTHONE 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.

1-ACETONAPHTHONE 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

1-ACETONAPHTHONE 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, 1-ACETONAPHTHONE carries the following function designation(s):

CAS 941-98-0 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 1-ACETONAPHTHONE

This page reproduces the CosIng inventory entry for 1-ACETONAPHTHONE 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 1-ACETONAPHTHONE 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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