Is Phenylmethylsulfonyl Fluoride safe in cosmetics?
Phenylmethylsulfonyl Fluoride has a safety rating of "POOR" in our database. EU status: prohibited. US status: prohibited.
POOR
Cosmetic Ingredient
Phenylmethylsulfonyl Fluoride
INCI: NOT A COSMETIC INGREDIENT
Phenylmethylsulfonyl Fluoride (CAS 329-98-6 [^1_3]) is a cosmetic cosmetic ingredient functioning as Serine protease inhibitor (laboratory reagent only). EU Regulation 1223/2009 status: prohibited. Industrial safety data is also available in the chemical safety database.
View industrial chemical safety profile for CAS 329-98-6 [^1_3] →
Function
Serine protease inhibitor (laboratory reagent only)
Editorial assessment
POOR
Preliminary editorial note — not a computed safety verdict.
Regulatory Status
EU EU Status
prohibited
US US Status
prohibited
US Notes
FDA does not authorize cosmetic use; classified as laboratory chemical
For full compliance data across multiple jurisdictions, use the Substance Compliance tool.
Safety Data
Margin of Safety, dermal absorption, and sensitization profile summaries for Phenylmethylsulfonyl Fluoride.
Calculate MoS for your specific formulation with the MoS Calculator.
Editorial summary
Preliminary editorial summary for Phenylmethylsulfonyl Fluoride — not a computed safety verdict. See the sourced toxicological data above.
Frequently Asked Questions
Is Phenylmethylsulfonyl Fluoride allowed in the EU?
Phenylmethylsulfonyl Fluoride EU regulatory status: prohibited. This is based on EU Regulation 1223/2009 and its amendments.
What does Phenylmethylsulfonyl Fluoride do in cosmetics?
Phenylmethylsulfonyl Fluoride functions as: Serine protease inhibitor (laboratory reagent only). It is classified as a cosmetic ingredient in our database. CAS number: 329-98-6 [^1_3].
Compliance Tools
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Substance Compliance
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MoS Calculator
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Heavy Metal Limits
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