Isopropylcarbonate Benzoyl Peroxide

CAS Number
Not clearly established for this specific mixed peroxide ester
Safety Rating
POOR

Regulatory Status

๐Ÿ‡ช๐Ÿ‡บ EU Status prohibited
๐Ÿ‡บ๐Ÿ‡ธ US Status restricted
US Notes Benzoyl peroxide is an OTC drug active (21 CFR 333.310 for acne); not a cosmetic ingredient โ€” FDA classifies it as drug

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

Safety Data

Margin of Safety (MoS)
not established
Dermal Absorption
moderate
Sensitization
high

Calculate MoS for your specific formulation with the MoS Calculator.

Expert Verdict

Prohibited in EU cosmetics (Annex II). Strong oxidizer; skin irritant and sensitizer; decomposes to benzoic acid and free radicals; phototoxicity concerns. US: drug classification only, not permitted as cosmetic ingredient.

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Concern Level: High

Regulatory Flags

potential-allergen

Frequently Asked Questions

Is Isopropylcarbonate Benzoyl Peroxide safe in cosmetics?

Prohibited in EU cosmetics (Annex II). Strong oxidizer; skin irritant and sensitizer; decomposes to benzoic acid and free radicals; phototoxicity concerns. US: drug classification only, not permitted as cosmetic ingredient. The EU classifies Isopropylcarbonate Benzoyl Peroxide as "prohibited". Safety rating: POOR.

Is Isopropylcarbonate Benzoyl Peroxide allowed in the EU?

Isopropylcarbonate Benzoyl Peroxide EU regulatory status: prohibited. This is based on EU Regulation 1223/2009 and its amendments.

What is the Margin of Safety for Isopropylcarbonate Benzoyl Peroxide?

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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