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CAS 5393-81-7 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.

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InventoryRef 3448215/10/2010

HYDROXYCAPRIC ACID

Decanoic acid, 2-hydroxy-, (DL)-

HYDROXYCAPRIC 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 5393-81-7

CAS 5393-81-7PubChem CID 21488

2-Hydroxydecanoic Acid

2-hydroxydecanoic acid is a medium-chain fatty acid that is decanoic acid substituted at position 2 by a hydroxy group. It is a 2-hydroxy fatty acid and a medium-chain fatty acid. It is functionally related to a decanoic acid. It is a conjugate acid of a 2-hydroxydecanoate. — ChEBI

IUPAC name: 2-hydroxydecanoic acid

Molecular formula: C10H20O3
Molecular weight: 188.26 g/mol
Exact mass: 188.14124450 Da
XLogP3: 3.1
Topological polar surface area: 57.5 Å²
Hydrogen-bond donors: 2
Hydrogen-bond acceptors: 3
Covalent units: 1
Defined stereocentres: 0

Also known as

2-Hydroxycapric acid2-hydroxy capric acid2-hydroxy-decanoic acidalpha-Hydroxydecanoic acidhydroxycapric acidNSC-4801ALPHAMIXT HODA, BG SOL.CHEBI:133172

16 more reported names

RefChem:87515611-068-1(+/-)-2-Hydroxydecanoic acidDecanoic acid, 2-hydroxy-alpha-Hydroxycapric acidDecanoic acid, hydroxy-2-HYDROXYDECANOICACID.alpha.-Hydroxydecanoic acidhydroxydecanoic acid2-OH-C10DL-2-HYDROXYCAPRIC ACIDF9995-2768dl-2-hydroxydecanoic acidUNII-B41993WR8W-Hydro-Hydroxycapric acid

Open full PubChem record PubChem annotations 3D structure image

External database identifiers

ChEBI:CHEBI:133172
EPA DTXSID:DTXSID101021248
PubMed:23449982
PubMed:21530917
PubMed:20496346
PubMed:20014430

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 HYDROXYCAPRIC ACID

INCI name

HYDROXYCAPRIC ACID

Description

Decanoic acid, 2-hydroxy-, (DL)-

Record provenance

Inventory reference: 34482
Imported identity: HYDROXYCAPRIC ACID
Source update: 15/10/2010

European Commission CosIng source notes

Annex records for HYDROXYCAPRIC ACID

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Key data

CAS

5393-81-7

—

Restriction

—

Function

SKIN CONDITIONING: Maintaining the skin in good condition.

Official EU ingredient-name evidence

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

#13202 · HYDROXYCAPRIC ACID

Ingredients with overlapping formulation functions

HYDROXYANASATIL RETINOATESKIN CONDITIONING

HYDROXYAPATITEABRASIVE, BULKING, ORAL CARE, SKIN CONDITIONING

HYDROXYBENZYL ALCOHOLSKIN CONDITIONING

HYDROXYBUTYRIC ACID/HYDROXYPENTANOIC ACID COPOLYMERABRASIVE, SKIN CONDITIONING, VISCOSITY CONTROLLING

HYDROXYCAPROYL PHYTOSPHINGOSINEHAIR CONDITIONING, SKIN CONDITIONING

HYDROXYCAPRYLIC ACIDSKIN CONDITIONING

HYDROXYCAPRYLOYL PHYTOSPHINGOSINEHAIR CONDITIONING, SKIN CONDITIONING

HYDROXYCETYL HYDROXYETHYLSTEARAMIDESKIN CONDITIONING

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 HYDROXYCAPRIC ACID appears in the CosIng inventory

The CosIng inventory lists HYDROXYCAPRIC 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.

HYDROXYCAPRIC 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

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

SKIN CONDITIONING

CAS 5393-81-7 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 HYDROXYCAPRIC ACID

This page reproduces the CosIng inventory entry for HYDROXYCAPRIC 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 HYDROXYCAPRIC 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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