Is 2-Methylbutyraldehyde safe in cosmetics?
2-Methylbutyraldehyde has a safety rating of "MODERATE" in our database. EU status: permitted. US status: permitted.
Moderate
Cosmetic Ingredient
2-Methylbutyraldehyde
INCI: 2-METHYLBUTYRALDEHYDE
2-Methylbutyraldehyde (CAS 96-17-3) is a cosmetic cosmetic ingredient functioning as Fragrance ingredient. EU Regulation 1223/2009 status: permitted. 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 96-17-3 →
Auto-generated CPSR Part A draft with source citations
Function
Fragrance ingredient
Safety Rating
MODERATE
Chemistry & Identifiers
IUPAC Name
2-methylbutanal
InChIKey
BYGQBDHUGHBGMD-UHFFFAOYSA-N
Regulatory Status
EU EU Status
permitted
US US Status
permitted
US Notes
Permitted — FEMA GRAS; no FDA cosmetic-specific restriction
For full compliance data across multiple jurisdictions, use the Substance Compliance tool.
Safety Data
Margin of Safety, dermal absorption, and sensitization profile summaries for 2-Methylbutyraldehyde.
Calculate MoS for your specific formulation with the MoS Calculator.
Expert Verdict
Expert safety assessment and concern-level summary for 2-Methylbutyraldehyde.
Regulatory Flags
potential-allergen
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
2-METHYLBUTANAL
ChEMBL ID
CHEMBL2270060
Frequently Asked Questions
Is 2-Methylbutyraldehyde allowed in the EU?
2-Methylbutyraldehyde EU regulatory status: permitted. This is based on EU Regulation 1223/2009 and its amendments.
What does 2-Methylbutyraldehyde do in cosmetics?
2-Methylbutyraldehyde functions as: Fragrance ingredient. It is classified as a cosmetic ingredient in our database. CAS number: 96-17-3.
Is 2-Methylbutyraldehyde used outside cosmetics?
2-Methylbutyraldehyde also appears in pharmaceutical data. The cross-vertical cards on this page render same-CAS public rows from the matched databases.
Compliance Tools
Check 2-Methylbutyraldehyde 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 2-Methylbutyraldehyde 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 2-Methylbutyraldehyde in your formulation.