Is DECYL OLEATE safe to use in EU cosmetics?

DECYL OLEATE is listed in the EU CosIng ingredient inventory with no direct annex restriction records linked at this time. Always verify against the current official CosIng database before formulating.

What other records share CAS 3687-46-5?

CAS 3687-46-5 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.

How do I check if my formula contains DECYL OLEATE?

Use the INCI Checker to screen a full ingredient list across selected markets, or use the substance market comparison to review this identity across all supported market datasets.

InventoryRef 7550615/10/2010

DECYL OLEATE

Decyl oleate

DECYL OLEATE 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 3687-46-5

CAS 3687-46-5PubChem CID 5363234

Decyl Oleate

Decyl oleate is a wax ester obtained by the formal condensation of the carboxy group of oleic acid with the hydroxy group of decanol. It is functionally related to an oleic acid and a decan-1-ol. — ChEBI

IUPAC name: decyl (Z)-octadec-9-enoate

Molecular formula: C28H54O2
Molecular weight: 422.7 g/mol
Exact mass: 422.412380961 Da
XLogP3: 12.1
Topological polar surface area: 26.3 Å²
Hydrogen-bond donors: 0
Hydrogen-bond acceptors: 2
Covalent units: 1
Defined stereocentres: 0

Also known as

Decyl 9-octadecenoatedecyl (9Z)-octadec-9-enoateOleic acid, decyl ester9-Octadecenoic acid, decyl esterOleic acid decyl esterZGR06DO97Tdecanol oleate ester9-Octadecenoic acid (Z)-, decyl ester

16 more reported names

9-Octadecenoic acid (9Z)-, decyl esterEINECS 222-981-6CERAPHYL 140ADECYL Z-9-OCTADECENOATECERAPHYL 140A [VANDF]CHEBI:75620DECYL CIS-9-OCTADECENOATEEC 222-981-6DECYL OLEATE [EP MONOGRAPH]Z-OCTADECENOIC ACID, DECYL ESTEROCTADECENOIC ACID, Z-, DECYL ESTERDECYL OLEATE (EP MONOGRAPH)222-981-6RefChem:585585DECYL OLEATE [INCI]Oleic acid decyl ester [WHO-DD]

Open full PubChem record PubChem annotations 3D structure image

External database identifiers

ChEBI:CHEBI:75620
EPA DTXSID:DTXSID1029259

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 DECYL OLEATE

INCI name

DECYL OLEATE

Description

Decyl oleate

Record provenance

Inventory reference: 75506
Imported identity: DECYL OLEATE
Source update: 15/10/2010

European Commission CosIng source notes

Annex records for DECYL OLEATE

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Key data

CAS

3687-46-5

222-981-6

Restriction

—

Function

SKIN CONDITIONING: Maintaining the skin in good condition.
SKIN CONDITIONING - EMOLLIENT: Acting as lubricants on the skin surface providing the skin with a soft and smooth appearance.

Official EU ingredient-name evidence

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

#8222 · DECYL OLEATE

Ingredients with overlapping formulation functions

DECYL HEMPSEEDATEEMULSION STABILISING, SKIN CONDITIONING, SKIN CONDITIONING - EMOLLIENT

DECYL ISOSTEARATESKIN CONDITIONING, SKIN CONDITIONING - EMOLLIENT

DECYL JOJOBATESKIN CONDITIONING, SKIN CONDITIONING - EMOLLIENT

DECYL MYRISTATESKIN CONDITIONING, SKIN CONDITIONING - EMOLLIENT

DECYL OLIVATESKIN CONDITIONING, SKIN CONDITIONING - EMOLLIENT

DECYL PALMITATESKIN CONDITIONING, SKIN CONDITIONING - EMOLLIENT

DECYL SUCCINATESKIN CONDITIONING, SKIN CONDITIONING - EMOLLIENT

DECYLOXAZOLIDINONEANTIMICROBIAL, PLASTICISER, SKIN CONDITIONING, SKIN CONDITIONING - EMOLLIENT, SURFACTANT - CLEANSING

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 DECYL OLEATE appears in the CosIng inventory

The CosIng inventory lists DECYL OLEATE 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.

DECYL OLEATE 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

DECYL OLEATE 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, DECYL OLEATE carries the following function designation(s):

CAS 3687-46-5 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 DECYL OLEATE

This page reproduces the CosIng inventory entry for DECYL OLEATE 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 DECYL OLEATE 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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