Is CEROTIC ACID safe to use in EU cosmetics?

CEROTIC ACID 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 506-46-7?

CAS 506-46-7 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 CEROTIC ACID?

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 3250815/10/2010

CEROTIC ACID

Hexacosanoic acid

CEROTIC ACID 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 506-46-7

CAS 506-46-7PubChem CID 10469

Hexacosanoic Acid

Hexacosanoic acid is a 26-carbon, straight-chain, saturated fatty acid. It is a fatty acid 26:0, a very long-chain fatty acid and a straight-chain saturated fatty acid. It is a conjugate acid of a cerotate. — ChEBI

IUPAC name: hexacosanoic acid

Molecular formula: C26H52O2
Molecular weight: 396.7 g/mol
Exact mass: 396.396730897 Da
XLogP3: 11.8
Topological polar surface area: 37.3 Å²
Hydrogen-bond donors: 1
Hydrogen-bond acceptors: 2
Covalent units: 1
Defined stereocentres: 0

Also known as

Cerotic acidCeratinic acidCeric acidCerinic acidn-Hexacosanoic acidCerylic acidCerotinic acidD42CQN6P36

16 more reported names

C26:0NSC-4205CHEBI:31009RefChem:785921Very Long Chain Fatty AcidC26:0 (VLCFA)CHEBI:27283208-040-2Hexacosanic acidcerinatehexaeicosanoic acidEINECS 208-040-2FA 26:0hexacosanoate (n-C26:0)NSC4205FA(26:0)

Open full PubChem record PubChem annotations 3D structure image

External database identifiers

ChEBI:CHEBI:31009
ChEMBL:CHEMBL464787
EPA DTXSID:DTXSID7075050
PubMed:22635115
PubMed:22536429
PubMed:22525090
PubMed:22508517
PubMed:22432181
PubMed:22284369
PubMed:22242040
PubMed:22189598
PubMed:22095690
PubMed:22066446
PubMed:22040677
PubMed:21786300

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 CEROTIC ACID

INCI name

CEROTIC ACID

Description

Hexacosanoic acid

Record provenance

Inventory reference: 32508
Imported identity: CEROTIC ACID
Source update: 15/10/2010

European Commission CosIng source notes

Annex records for CEROTIC ACID

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Key data

CAS

506-46-7

208-040-2

Restriction

—

Function

VISCOSITY CONTROLLING: Increasing or decreasing the viscosity (thickness) of cosmetics.

Official EU ingredient-name evidence

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

#5813 · CEROTIC ACID

Ingredients with overlapping formulation functions

CELLULOSE GUMBINDING, EMULSION STABILISING, FILM FORMING, FRAGRANCE, VISCOSITY CONTROLLING

CERA MICROCRISTALLINABINDING, EMULSION STABILISING, OPACIFYING, VISCOSITY CONTROLLING

CERATONIA SILIQUA GUMBINDING, EMULSION STABILISING, FILM FORMING, FRAGRANCE, SKIN CONDITIONING - EMOLLIENT, VISCOSITY CO…

CERESINANTISTATIC, BINDING, EMULSION STABILISING, HAIR CONDITIONING, OPACIFYING, VISCOSITY CONTROLLING

CETEARETH-22SURFACTANT - CLEANSING, SURFACTANT - EMULSIFYING, VISCOSITY CONTROLLING

CETEARYL ALCOHOLEMULSION STABILISING, OPACIFYING, SKIN CONDITIONING - EMOLLIENT, SURFACTANT - CLEANSING, SURFACTANT…

CETEARYL DIMETHICONE/VINYL DIMETHICONE CROSSPOLYMERFILM FORMING, HAIR CONDITIONING, SKIN CONDITIONING, SKIN CONDITIONING - EMOLLIENT, VISCOSITY CONTRO…

CETRIMONIUM DIMETHICONE PEG-7 PHTHALATEHAIR CONDITIONING, SKIN CONDITIONING, VISCOSITY CONTROLLING

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 CEROTIC ACID appears in the CosIng inventory

The CosIng inventory lists CEROTIC ACID 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.

CEROTIC ACID 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

CEROTIC ACID 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, CEROTIC ACID carries the following function designation(s):

VISCOSITY CONTROLLING

CAS 506-46-7 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 CEROTIC ACID

This page reproduces the CosIng inventory entry for CEROTIC ACID 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 CEROTIC ACID 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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Tools & next steps

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