Is Prenyl Benzoate safe in cosmetics?
Prenyl Benzoate has a safety rating of "GOOD" in our database. EU status: permitted. US status: permitted.
Good
Cosmetic Ingredient
Prenyl Benzoate
INCI: PRENYL BENZOATE (SYN. 3-METHYL-2-BUTENYL BENZOATE)
Prenyl Benzoate (CAS 5205-11-8) is a cosmetic cosmetic ingredient functioning as Perfuming (fragrance ingredient). EU Regulation 1223/2009 status: permitted, max 0.24%. Industrial safety data is also available in the chemical safety database. Same-CAS public records also appear in pharmaceutical data.
View industrial chemical safety profile for CAS 5205-11-8 →
Auto-generated CPSR Part A draft with source citations
Function
Perfuming (fragrance ingredient)
Safety Rating
GOOD
Chemistry & Identifiers
IUPAC Name
3-methylbut-2-enyl benzoate
InChIKey
INVWRXWYYVMFQC-UHFFFAOYSA-N
Regulatory Status
EU EU Status
permitted
EU Max Conc.
0.24%
US US Status
permitted
US Notes
FEMA 4203; JECFA No. 2063. Permitted as fragrance in cosmetics
For full compliance data across multiple jurisdictions, use the Substance Compliance tool.
Safety Data
Margin of Safety, dermal absorption, and sensitization profile summaries for Prenyl Benzoate.
Calculate MoS for your specific formulation with the MoS Calculator.
Expert Verdict
Expert safety assessment and concern-level summary for Prenyl Benzoate.
Regulatory Flags
fragrance-component
ifra_fragrance
fda_food_additive
jecfa_safe
Cross-Vertical Safety Context
Same-CAS public records found in pharmaceutical data.
SOURCE
ChEMBL / DrugCentral / FAERS
DB_PHARMA CAS match
Pharmaceutical Data
Same-CAS rows from the pharmaceutical spoke database.
Compound
BENZOIC ACID 3-METHYL-2-BUTENYL ESTER
ChEMBL ID
CHEMBL2260710
Frequently Asked Questions
Is Prenyl Benzoate allowed in the EU?
Prenyl Benzoate EU regulatory status: permitted. Maximum allowed concentration: 0.24%. This is based on EU Regulation 1223/2009 and its amendments.
What does Prenyl Benzoate do in cosmetics?
Prenyl Benzoate functions as: Perfuming (fragrance ingredient). It is classified as a cosmetic ingredient in our database. CAS number: 5205-11-8.
Is Prenyl Benzoate used outside cosmetics?
Prenyl Benzoate also appears in pharmaceutical data. The cross-vertical cards on this page render same-CAS public rows from the matched databases.
Compliance Tools
Check Prenyl Benzoate 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
Is Prenyl Benzoate in Your Products?
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Paste any INCI list into the Decoder for instant safety analysis, or calculate the Margin of Safety for Prenyl Benzoate in your formulation.