Ingredient reference

Vanillin

CAS number
121-33-5
Olfactory family
aldehydic
Type
Aroma chemical
Origin
synthetic
Typical pyramid position
head

Synonyms & trade names

4-Hydroxy-3-methoxybenzaldehyde · Vanillic aldehyde · Vanillaldehyde · p-Vanillin · Vanilline · Lioxin · 3-Methoxy-4-hydroxybenzaldehyde · 4-Hydroxy-3-methoxy-benzaldehyde

IFRA 51st Amendment

No IFRA Standard restricts Vanillin (CAS 121-33-5) in the 51st Amendment. General good-practice limits and allergen labelling rules may still apply.

Informational summary of the IFRA 51st Amendment dataset — not legal or toxicological advice. Always verify against the official IFRA Standard and your supplier's documentation before selling a product.

Track Vanillin in your formulas

Tapputi Lab is free perfumery formula software — it checks these IFRA limits live against every formula you write, tracks your inventory and weighs your batches.

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