Is O-TOLUALDEHYDE safe in cosmetics?
O-TOLUALDEHYDE has a safety rating of "GOOD" in our database. EU status: permitted. US status: restricted.
Good
Cosmetic Ingredient
O-TOLUALDEHYDE
Also known as: EINECS 208-452-2, Toluic aldehyde, UNII-Q7E5H6W6BG, o-Methylbenazldehyde, o-Toluylaldehyde
O-TOLUALDEHYDE (CAS 529-20-4) is a cosmetic cosmetic ingredient functioning as Perfuming. EU Regulation 1223/2009 status: permitted. Industrial safety data is also available in the chemical safety database. Same-CAS public records also appear in industrial chemical safety and pharmaceutical data.
View industrial chemical safety profile for CAS 529-20-4 →
Auto-generated CPSR Part A draft with source citations
Cross-Vertical Regulatory Divergence
O-TOLUALDEHYDE is classified GHS Danger (H302, H314, H315, H318, H319, H335) in the chemicals database but is allowed in EU cosmetics.
Source: Cosmetics: ingredients.eu_status; Chemicals: ghs_classifications.signal_word/hazard_statement_code
Chemistry & Identifiers
IUPAC Name
2-methylbenzaldehyde
InChIKey
BTFQKIATRPGRBS-UHFFFAOYSA-N
Regulatory Status
EU EU Status
permitted
US US Status
restricted
US Notes
Allowed — not specifically restricted; subject to general fragrance ingredient safety requirements.
For full compliance data across multiple jurisdictions, use the Substance Compliance tool.
Function Categories & List Membership
Cosmetic/Chemical Function Categories
Flavouring and nutrient
Fragrance
Expert Verdict
Expert safety assessment and concern-level summary for O-TOLUALDEHYDE.
Regulatory Flags
cosing-sourced
eu-permitted
fragrance
needs-enrichment
Known Synonyms
EINECS 208-452-2
Toluic aldehyde
UNII-Q7E5H6W6BG
o-Methylbenazldehyde
o-Toluylaldehyde
Chemical Function
Fragrance
Flavouring and nutrient
Regulatory Lists
Europe
Australian Status
AICIS status: listed
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.
ChEMBL ID
CHEMBL1487138
Frequently Asked Questions
Is O-TOLUALDEHYDE allowed in the EU?
O-TOLUALDEHYDE EU regulatory status: permitted. This is based on EU Regulation 1223/2009 and its amendments.
What does O-TOLUALDEHYDE do in cosmetics?
O-TOLUALDEHYDE functions as: Perfuming. It is classified as a cosmetic ingredient in our database. CAS number: 529-20-4.
Is O-TOLUALDEHYDE used outside cosmetics?
O-TOLUALDEHYDE also appears in industrial chemical safety and pharmaceutical data. The cross-vertical cards on this page render same-CAS public rows from the matched databases.
Does O-TOLUALDEHYDE have different safety status in cosmetics vs industrial chemicals?
O-TOLUALDEHYDE is classified GHS Danger (H302, H314, H315, H318, H319, H335) in the chemicals database but is allowed in EU cosmetics.
Compliance Tools
Check O-TOLUALDEHYDE compliance across multiple jurisdictions:
Ingredient Decoder
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82 Allergen Checker
Check for EU declarable fragrance allergens
Substance Compliance
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MoS Calculator
Calculate Margin of Safety using SCCS methodology
Heavy Metal Limits
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