What other records share CAS 503-74-2?

CAS 503-74-2 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 3975102/03/2011

ISOVALERIC ACID

Q: How do I check if my formula contains ISOVALERIC ACID?

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.

3-Methylbutanoic Acid.

ISOVALERIC ACID 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 ISOVALERIC ACID

INCI name

ISOVALERIC ACID

Description

3-Methylbutanoic Acid.

Annex records for ISOVALERIC ACID

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Key data

CAS

503-74-2

207-975-3

Restriction

—

Function

PERFUMING

How ISOVALERIC ACID appears in the CosIng inventory

The CosIng inventory lists ISOVALERIC 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.

ISOVALERIC 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

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

PERFUMING

CAS 503-74-2 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 ISOVALERIC ACID

This page reproduces the CosIng inventory entry for ISOVALERIC 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 ISOVALERIC 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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