Butyl Ethyl Ketone

INCI: BUTYL ETHYL KETONE

CAS Number
106-35-4 (3-Heptanone)
Function
Solvent
Safety Rating
POOR

Regulatory Status

๐Ÿ‡ช๐Ÿ‡บ EU Status permitted
๐Ÿ‡บ๐Ÿ‡ธ US Status permitted
US Notes Insufficient data โ€” no cosmetic-specific MoS published

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

Safety Data

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

Calculate MoS for your specific formulation with the MoS Calculator.

Expert Verdict

Volatile organic solvent with flammability and respiratory hazards; inhalation risk in spray applications requires full toxicological dossier and inhalation risk assessment for CPSR.

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Concern Level: High

Frequently Asked Questions

Is Butyl Ethyl Ketone safe in cosmetics?

Volatile organic solvent with flammability and respiratory hazards; inhalation risk in spray applications requires full toxicological dossier and inhalation risk assessment for CPSR. The EU classifies Butyl Ethyl Ketone as "permitted". Safety rating: POOR.

Is Butyl Ethyl Ketone allowed in the EU?

Butyl Ethyl Ketone EU regulatory status: permitted. This is based on EU Regulation 1223/2009 and its amendments.

What does Butyl Ethyl Ketone do in cosmetics?

Butyl Ethyl Ketone functions as: Solvent. It is classified as a cosmetic ingredient in our database. CAS number: 106-35-4 (3-Heptanone).

What is the Margin of Safety for Butyl Ethyl Ketone?

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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