What other records share CAS 163702-07-6?

CAS 163702-07-6 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 5811315/10/2010

METHYL PERFLUOROBUTYL ETHER

Q: How do I check if my formula contains METHYL PERFLUOROBUTYL ETHER?

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.

1,1,1,2,3,3,3,4,4-nonafluoro-4-methoxybutane

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

INCI Checker Search similar

Inventory details for METHYL PERFLUOROBUTYL ETHER

INCI name

METHYL PERFLUOROBUTYL ETHER

Description

1,1,1,2,3,3,3,4,4-nonafluoro-4-methoxybutane

Annex records for METHYL PERFLUOROBUTYL ETHER

Browse

Browse EU annexes

Explore Annex II–VI to see which substances are prohibited, restricted or permitted under specific conditions.

Search annex entries

Search the annex database for entries matching METHYL PERFLUOROBUTYL ETHER or related substances.

Key data

CAS

163702-07-6

—

Restriction

—

Function

SOLVENT VISCOSITY CONTROLLING

How METHYL PERFLUOROBUTYL ETHER appears in the CosIng inventory

The CosIng inventory lists METHYL PERFLUOROBUTYL ETHER 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.

METHYL PERFLUOROBUTYL ETHER is also tagged with 2 cosmetic functions 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

METHYL PERFLUOROBUTYL ETHER 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, METHYL PERFLUOROBUTYL ETHER carries the following function designation(s):

CAS 163702-07-6 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.

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.

Open INCI Checker

Source note for METHYL PERFLUOROBUTYL ETHER

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

View sources View updates

Tools & next steps

Check your formula

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

INCI Checker

Search similar ingredients

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