What other records share CAS 6261-18-3?

CAS 6261-18-3 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 4077102/03/2011

METHYLPENTENYL-CYCLOPENTENONE

Q: How do I check if my formula contains METHYLPENTENYL-CYCLOPENTENONE?

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(E)-3-Methyl-2-(pent-2-enyl)cyclopent-2-en-1-one

METHYLPENTENYL-CYCLOPENTENONE 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 METHYLPENTENYL-CYCLOPENTENONE

INCI name

METHYLPENTENYL-CYCLOPENTENONE

Description

(E)-3-Methyl-2-(pent-2-enyl)cyclopent-2-en-1-one

Annex records for METHYLPENTENYL-CYCLOPENTENONE

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Key data

CAS

6261-18-3

228-410-7

Restriction

—

Function

PERFUMING

How METHYLPENTENYL-CYCLOPENTENONE appears in the CosIng inventory

The CosIng inventory lists METHYLPENTENYL-CYCLOPENTENONE 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.

METHYLPENTENYL-CYCLOPENTENONE 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

METHYLPENTENYL-CYCLOPENTENONE 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, METHYLPENTENYL-CYCLOPENTENONE carries the following function designation(s):

PERFUMING

CAS 6261-18-3 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 METHYLPENTENYL-CYCLOPENTENONE

This page reproduces the CosIng inventory entry for METHYLPENTENYL-CYCLOPENTENONE 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 METHYLPENTENYL-CYCLOPENTENONE 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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