Ingredient reference

Nootkatone

CAS number
4674-50-4
Type
Aroma chemical
Origin
synthetic
Typical pyramid position
heart

Synonyms & trade names

(+)-Nootkatone · (4R,4aS,6R)-4,4a-dimethyl-6-prop-1-en-2-yl-3,4,5,6,7,8-hexahydronaphthalen-2-one · IZ2Y119N4J · 1(10),11-Eremophiladien-2-one · 2(3H)-Naphthalenone, 4,4a,5,6,7,8-hexahydro-4,4a-dimethyl-6-(1-methylethenyl)-, (4R,4aS,6R)- · DTXCID6027050 · FEMA NO. 4941 · CHEBI:81377

IFRA 51st Amendment

NootkatoneSpecification · 40th Amendment

Basis: DERMAL SENSITIZATION

IFRA categoryMax. in finished product
1No restrictionSpecification only — see the IFRA Standard
2No restrictionSpecification only — see the IFRA Standard
3No restrictionSpecification only — see the IFRA Standard
4No restrictionSpecification only — see the IFRA Standard
5ANo restrictionSpecification only — see the IFRA Standard
5BNo restrictionSpecification only — see the IFRA Standard
5CNo restrictionSpecification only — see the IFRA Standard
5DNo restrictionSpecification only — see the IFRA Standard
6No restrictionSpecification only — see the IFRA Standard
7ANo restrictionSpecification only — see the IFRA Standard
7BNo restrictionSpecification only — see the IFRA Standard
8No restrictionSpecification only — see the IFRA Standard
9No restrictionSpecification only — see the IFRA Standard
10ANo restrictionSpecification only — see the IFRA Standard
10BNo restrictionSpecification only — see the IFRA Standard
11ANo restrictionSpecification only — see the IFRA Standard
11BNo restrictionSpecification only — see the IFRA Standard
12No restrictionSpecification only — see the IFRA Standard

Nootkatone used as a fragrance ingredient should be at least 98% pure, with a melting point of at least 32°C. Lower purity grades may not be used as a fragrance ingredient.

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 Nootkatone 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.

Try Tapputi Lab — free