What other records share CAS 51-03-6?

CAS 51-03-6 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 5956815/10/2010

PIPERONYL BUTOXIDE

Q: How do I check if my formula contains PIPERONYL BUTOXIDE?

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.

1,3-Benzodioxole, 5-[[2-(2-butoxyethoxy)ethoxy]methyl]-6-propyl-

PIPERONYL BUTOXIDE 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 PIPERONYL BUTOXIDE

INCI name

PIPERONYL BUTOXIDE

Description

1,3-Benzodioxole, 5-[[2-(2-butoxyethoxy)ethoxy]methyl]-6-propyl-

Annex records for PIPERONYL BUTOXIDE

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Key data

CAS

51-03-6

200-076-7

Restriction

—

Function

SKIN PROTECTING

How PIPERONYL BUTOXIDE appears in the CosIng inventory

The CosIng inventory lists PIPERONYL BUTOXIDE 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.

PIPERONYL BUTOXIDE 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

PIPERONYL BUTOXIDE 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, PIPERONYL BUTOXIDE carries the following function designation(s):

SKIN PROTECTING

CAS 51-03-6 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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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 PIPERONYL BUTOXIDE

This page reproduces the CosIng inventory entry for PIPERONYL BUTOXIDE 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 PIPERONYL BUTOXIDE 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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