Is Benzyl Acetoacetate safe in cosmetics?
Benzyl Acetoacetate has a safety rating of "MODERATE" in our database. EU status: prohibited. US status: restricted.
Moderate
Cosmetic Ingredient
Benzyl Acetoacetate
Also known as: Butanoic acid, 3-oxo-, phenylmethyl ester, Acetoacetic acid, benzyl ester, Benzyl acetylacetate, Benzyl beta-ketobutyrate, Benzyl 3-oxobutanoate (+5 more)
INCI: BENZYL ACETOACETATE
Benzyl Acetoacetate (CAS 5396-89-4) is a cosmetic cosmetic ingredient functioning as Solvent / Fragrance ingredient. EU Regulation 1223/2009 status: prohibited. Industrial safety data is also available in the chemical safety database. Same-CAS public records also appear in industrial chemical safety data.
View industrial chemical safety profile for CAS 5396-89-4 →
Auto-generated CPSR Part A draft with source citations
Cross-Vertical Regulatory Divergence
Benzyl Acetoacetate is prohibited in EU cosmetics but has active industrial GHS classifications (H412).
Source: Cosmetics: ingredients.eu_status; Chemicals: ghs_classifications.signal_word/hazard_statement_code
Function
Solvent / Fragrance ingredient
Safety Rating
MODERATE
Chemistry & Identifiers
EC Number
226-416-4
Regulatory Status
EU EU Status
prohibited
US US Status
restricted
US Notes
Not specifically restricted
For full compliance data across multiple jurisdictions, use the Substance Compliance tool.
Safety Data
Margin of Safety, dermal absorption, and sensitization profile summaries for Benzyl Acetoacetate.
Calculate MoS for your specific formulation with the MoS Calculator.
ECHA REACH Registration
European Chemicals Agency REACH dossier and Substances of Very High Concern listing.
Registration Type
Intermediate
Tonnage Band
Intermediate use only
Substance Type
SUBSTANCE
SVHC Candidate
No
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 Benzyl Acetoacetate.
Regulatory Flags
fragrance-component
fda_food_additive
jecfa_safe
Known Synonyms
Butanoic acid, 3-oxo-, phenylmethyl ester
Acetoacetic acid, benzyl ester
Benzyl acetylacetate
Benzyl beta-ketobutyrate
Benzyl 3-oxobutanoate
EINECS 226-416-4
FEMA No. 2136
NSC 4391
Phenylmethyl 3-oxobutanoate
UNII-F9S0XGV18X
Chemical Function
Fragrance
Flavouring and nutrient
Regulatory Lists
Europe
food_additive; Substances Added to Food (formerly EAFUS) (2/2019)
Australian Status
AICIS status: listed
Frequently Asked Questions
Is Benzyl Acetoacetate allowed in the EU?
Benzyl Acetoacetate EU regulatory status: prohibited. This is based on EU Regulation 1223/2009 and its amendments.
What does Benzyl Acetoacetate do in cosmetics?
Benzyl Acetoacetate functions as: Solvent / Fragrance ingredient. It is classified as a cosmetic ingredient in our database. CAS number: 5396-89-4.
Is Benzyl Acetoacetate used outside cosmetics?
Benzyl Acetoacetate also appears in industrial chemical safety data. The cross-vertical cards on this page render same-CAS public rows from the matched databases.
Does Benzyl Acetoacetate have different safety status in cosmetics vs industrial chemicals?
Benzyl Acetoacetate is prohibited in EU cosmetics but has active industrial GHS classifications (H412).
Compliance Tools
Check Benzyl Acetoacetate compliance across multiple jurisdictions:
Ingredient Decoder
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82 Allergen Checker
Check for EU declarable fragrance allergens
Substance Compliance
Check compliance across multiple jurisdictions
MoS Calculator
Calculate Margin of Safety using SCCS methodology
Heavy Metal Limits
Compare limits across jurisdictions
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