Is 4-Methylpentane-2,3-Dione safe in cosmetics?
4-Methylpentane-2,3-Dione has a safety rating of "MODERATE" in our database. EU status: permitted. US status: permitted.
Moderate
Cosmetic Ingredient
4-Methylpentane-2,3-Dione
Also known as: Acetyl isobutyryl
INCI: 4-METHYLPENTANE-2,3-DIONE
4-Methylpentane-2,3-Dione (CAS 7493-58-5) is a cosmetic cosmetic ingredient functioning as Fragrance. EU Regulation 1223/2009 status: permitted. Industrial safety data is also available in the chemical safety database.
View industrial chemical safety profile for CAS 7493-58-5 →
Auto-generated CPSR Part A draft with source citations
Function
Fragrance
Safety Rating
MODERATE
Regulatory Status
EU EU Status
permitted
US US Status
permitted
US Notes
Not specifically restricted by FDA
For full compliance data across multiple jurisdictions, use the Substance Compliance tool.
Safety Data
Margin of Safety, dermal absorption, and sensitization profile summaries for 4-Methylpentane-2,3-Dione.
Calculate MoS for your specific formulation with the MoS Calculator.
Function Categories & List Membership
Cosmetic/Chemical Function Categories
Flavouring and nutrient
Fragrance
Regulatory List Membership (1)
FDA Substances Added to Food (EAFUS)
Expert Verdict
Expert safety assessment and concern-level summary for 4-Methylpentane-2,3-Dione.
Regulatory Flags
fragrance-component
fda_food_additive
Known Synonyms
Acetyl isobutyryl
Chemical Function
Fragrance
Flavouring and nutrient
Regulatory Lists
food_additive; Substances Added to Food (formerly EAFUS) (2/2019)
Europe
Australian Status
AICIS status: listed
Frequently Asked Questions
Is 4-Methylpentane-2,3-Dione allowed in the EU?
4-Methylpentane-2,3-Dione EU regulatory status: permitted. This is based on EU Regulation 1223/2009 and its amendments.
What does 4-Methylpentane-2,3-Dione do in cosmetics?
4-Methylpentane-2,3-Dione functions as: Fragrance. It is classified as a cosmetic ingredient in our database. CAS number: 7493-58-5.
Compliance Tools
Check 4-Methylpentane-2,3-Dione compliance across multiple jurisdictions:
Ingredient Decoder
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82 Allergen Checker
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Substance Compliance
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MoS Calculator
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Heavy Metal Limits
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