Perfluorobutoxydiglycol Difluoroethoxy Propyl Trimethoxysilane

INCI: PERFLUOROBUTOXYDIGLYCOL DIFLUOROETHOXY PROPYL TRIMETHOXYSILANE

CAS Number
Not assigned (NA per FDA PFAS report)
Function
Skin-conditioning agent — miscellaneous
Safety Rating
MODERATE

Regulatory Status

🇪🇺 EU Status permitted
🇺🇸 US Status permitted
US Notes Listed in FDA PFAS cosmetics report; no specific ban; FDA notes significant data gaps

For full compliance data across 55 jurisdictions, use the Substance Compliance tool.

Safety Data

Margin of Safety (MoS)
not established
Dermal Absorption
low
Sensitization
low

Calculate MoS for your specific formulation with the MoS Calculator.

Expert Verdict

PFAS with extreme environmental persistence and no assigned CAS number; trimethoxysilane moiety may hydrolyze releasing methanol; proactively restricted by major retailers.

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Concern Level: High

Frequently Asked Questions

Is Perfluorobutoxydiglycol Difluoroethoxy Propyl Trimethoxysilane safe in cosmetics?

PFAS with extreme environmental persistence and no assigned CAS number; trimethoxysilane moiety may hydrolyze releasing methanol; proactively restricted by major retailers. The EU classifies Perfluorobutoxydiglycol Difluoroethoxy Propyl Trimethoxysilane as "permitted". Safety rating: MODERATE.

Is Perfluorobutoxydiglycol Difluoroethoxy Propyl Trimethoxysilane allowed in the EU?

Perfluorobutoxydiglycol Difluoroethoxy Propyl Trimethoxysilane EU regulatory status: permitted. This is based on EU Regulation 1223/2009 and its amendments.

What does Perfluorobutoxydiglycol Difluoroethoxy Propyl Trimethoxysilane do in cosmetics?

Perfluorobutoxydiglycol Difluoroethoxy Propyl Trimethoxysilane functions as: Skin-conditioning agent — miscellaneous. It is classified as a cosmetic ingredient in our database. CAS number: Not assigned (NA per FDA PFAS report).

What is the Margin of Safety for Perfluorobutoxydiglycol Difluoroethoxy Propyl Trimethoxysilane?

not established The Margin of Safety (MoS) is calculated using SCCS methodology. A MoS above 100 is generally considered safe. Use the MoS Calculator tool to calculate MoS for your specific formulation and product category.

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