T-Butyl Benzoyl Peroxide
A cosmetic ingredient used as uv absorber in skincare, haircare, and personal-care products sold in the European Union.
What is it?
Benzenecarboperoxoic Acid, 1,1,-Dimethylethyl Ester; tert-butyl perbenzoate
What does it do?
T-Butyl Benzoyl Peroxide is listed in the EU cosmetic ingredient inventory with the following declared functions:
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Uv absorber
absorbs ultraviolet light, used in sunscreens and to protect formulations from UV degradation
EU regulatory status
T-Butyl Benzoyl Peroxide is allowed for use in cosmetic products in the European Union under Regulation 1223/2009. It is not subject to a specific Annex restriction at the time of writing.
Frequently asked questions
What is T-Butyl Benzoyl Peroxide?
T-Butyl Benzoyl Peroxide is a cosmetic ingredient catalogued in the EU CosIng database. Benzenecarboperoxoic Acid, 1,1,-Dimethylethyl Ester; tert-butyl perbenzoate
Is T-Butyl Benzoyl Peroxide allowed in cosmetics in the EU?
Yes. T-Butyl Benzoyl Peroxide is allowed for use in cosmetic products in the EU under Regulation 1223/2009.
What does T-Butyl Benzoyl Peroxide do in cosmetic products?
T-Butyl Benzoyl Peroxide is declared in the EU cosmetic ingredient inventory with these functions: uv absorber.
What is the CAS number of T-Butyl Benzoyl Peroxide?
The CAS (Chemical Abstracts Service) number for T-Butyl Benzoyl Peroxide is 614-45-9.
Related ingredients
Source: EU CosIng database (European Commission). This page is derived from public-sector information published by the European Commission. · Last updated: 15/10/2010