Skip to main content
InventoryRef 7639915/10/2010

HEXANAL

Caproic Aldehyde

HEXANAL is listed in the EU CosIng inventory, but no direct annex records are linked on this page yet.

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.

Chemical identity and properties

PubChem 2D chemical structure for CAS 66-25-1
CAS 66-25-1PubChem CID 6184

Hexanal

Hexanal is a saturated fatty aldehyde that is hexane in which one of the terminal methyl group has been mono-oxygenated to form the corresponding aldehyde. It has a role as a human urinary metabolite. It is a n-alkanal, a saturated fatty aldehyde and a medium-chain fatty aldehyde. It derives from a hydride of a hexane. ChEBI

IUPAC name
hexanal
Molecular formula
C6H12O
Molecular weight
100.16 g/mol
Exact mass
100.088815002 Da
XLogP3
1.8
Topological polar surface area
17.1 Ų
Hydrogen-bond donors
0
Hydrogen-bond acceptors
1
Covalent units
1
Defined stereocentres
0

Also known as

CaproaldehydeHexaldehydeCaproic aldehyden-HexanalCapronaldehyde1-Hexanaln-CaproaldehydeHexanaldehyde
16 more reported names
HexylaldehydeAldehyde C-6n-CapronaldehydeHexoic aldehyden-Caproylaldehyden-Hexylaldehyden-HexaldehydeC6 aldehyden-Caproic aldehydeKapronaldehydFEMA No. 2557FEMA Number 25579DC2K31JJQNSC-2596CHEBI:88528E-2-hexanal
External database identifiers

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 HEXANAL

INCI name

HEXANAL

Description

Caproic Aldehyde

Record provenance

Inventory reference
76399
Imported identity
HEXANAL
Source update
15/10/2010
European Commission CosIng source notes

Key data

Restriction
Function
FRAGRANCE
Imparting an odour or taste. Creating a perceivable pleasant smell and/or masking a bad smell.

Official EU ingredient-name evidence

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

Ingredients with overlapping formulation functions

Additional official and scientific sources

11 external databases to check this identity in

How HEXANAL appears in the CosIng inventory

The CosIng inventory lists HEXANAL 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.

HEXANAL 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

HEXANAL 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, HEXANAL carries the following function designation(s):

CAS 66-25-1 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.

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

Source note for HEXANAL

This page reproduces the CosIng inventory entry for HEXANAL 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 HEXANAL and compare linked records, but verify restrictions and legal status against the current official source text and law before making regulatory decisions.

Tools & next steps

Check your formula

Scan a full INCI list to detect HEXANAL and any linked EU annex restrictions or allergen flags.

INCI Checker

Search similar ingredients

Find other inventory ingredients and annex entries related to HEXANAL, its identifiers or nearby name variants.

Search