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CAS 825-51-4 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 3948602/03/2011

DECAHYDRO-BETA-NAPHTHOL

trans-Decahydro-2-naphthol; decalol.

DECAHYDRO-BETA-NAPHTHOL 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 825-51-4

CAS 825-51-4PubChem CID 13216

2-Naphthalenol, decahydro-

IUPAC name: 1,2,3,4,4a,5,6,7,8,8a-decahydronaphthalen-2-ol

Molecular formula: C10H18O
Molecular weight: 154.25 g/mol
Exact mass: 154.135765193 Da
XLogP3: 2.9
Topological polar surface area: 20.2 Å²
Hydrogen-bond donors: 1
Hydrogen-bond acceptors: 1
Covalent units: 1
Defined stereocentres: 0

Also known as

decahydronaphthalen-2-olDECAHYDRO-2-NAPHTHOL2-Decalol2-Hydroxydecalin2-DecalinolDecalin-2-olDecahydronapthol-22-Naphthol, decahydro-

16 more reported names

Decahydronaphthol-2Decahydro-beta-naphtholNaphthalen-2-ol, decahydro-trans-Decahydro-2-naphtholNSC 2332EINECS 212-545-3NSC 71562NSC 84186BRN 0773927AI3-059181424-36-81-06-00-00044 (Beilstein Handbook Reference)2-Naphthalenol, decahydro-, (2R,4aR,8aS)-rel-Decahydro-.beta.-naphthol(2S,4aR,8aR)-1,2,3,4,4a,5,6,7,8,8a-decahydronaphthalen-2-olWLN: L66TJ CQ -T

Open full PubChem record PubChem annotations 3D structure image

External database identifiers

EPA DTXSID:DTXSID10862434
PubMed:18299805

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 DECAHYDRO-BETA-NAPHTHOL

INCI name

DECAHYDRO-BETA-NAPHTHOL

Description

trans-Decahydro-2-naphthol; decalol.

Record provenance

Inventory reference: 39486
Imported identity: DECAHYDRO-BETA-NAPHTHOL
Source update: 02/03/2011

European Commission CosIng source notes

Annex records for DECAHYDRO-BETA-NAPHTHOL

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Key data

CAS

825-51-4

212-545-3

Restriction

—

Function

PERFUMING: Used for perfume and aromatic raw materials.

Ingredients with overlapping formulation functions

DAUCUS CAROTA FRUIT OILPERFUMING

DAUCUS CAROTA SATIVA EXTRACTPERFUMING, SKIN CONDITIONING

DECADIENALPERFUMING

DECAHYDRO-4,8,8-TRIMETHYL-9-METHYLENE-1,4-METHANOAZULENE/FORMIC ACID/BORON TRIF…PERFUMING

DECAHYDRO-BETA-NAPHTHYL ACETATEPERFUMING

DECAHYDRO-BETA-NAPHTHYL FORMATEPERFUMING

DECAHYDRO-BETA-NAPHTHYL ISOBUTYRATEPERFUMING

DECAHYDRO-HYDROXY-TETRAMETHYL-NAPHTHALENE-ETHANOLPERFUMING

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 DECAHYDRO-BETA-NAPHTHOL appears in the CosIng inventory

The CosIng inventory lists DECAHYDRO-BETA-NAPHTHOL 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.

DECAHYDRO-BETA-NAPHTHOL 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

DECAHYDRO-BETA-NAPHTHOL 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, DECAHYDRO-BETA-NAPHTHOL carries the following function designation(s):

PERFUMING

CAS 825-51-4 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 DECAHYDRO-BETA-NAPHTHOL

This page reproduces the CosIng inventory entry for DECAHYDRO-BETA-NAPHTHOL 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 DECAHYDRO-BETA-NAPHTHOL 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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