Is NONADIENAL safe to use in EU cosmetics?

NONADIENAL 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 557-48-2?

CAS 557-48-2 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.

InventoryRef 4089702/03/2011

NONADIENAL

Q: How do I check if my formula contains NONADIENAL?

Use the INCI Checker tool on CosIng Checker to paste your full ingredient list and scan it against all EU annex records and allergen flags in one step.

(2E,6Z)-Nona-2,6-dienal

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

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Inventory details for NONADIENAL

INCI name

NONADIENAL

Description

(2E,6Z)-Nona-2,6-dienal

Annex records for NONADIENAL

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Key data

CAS

557-48-2

209-178-6

Restriction

—

Function

PERFUMING

How NONADIENAL appears in the CosIng inventory

The CosIng inventory lists NONADIENAL 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.

NONADIENAL 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

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

PERFUMING

CAS 557-48-2 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.

View CAS records

Use the INCI Checker tool to paste your full ingredient list and scan it against all EU annex records and allergen flags in one step.

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Source note for NONADIENAL

This page reproduces the CosIng inventory entry for NONADIENAL 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 NONADIENAL 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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Scan a full INCI list to detect NONADIENAL and any linked EU annex restrictions or allergen flags.

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