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 category | Max. in finished product |
|---|---|
| 1 | No restriction — Specification only — see the IFRA Standard |
| 2 | No restriction — Specification only — see the IFRA Standard |
| 3 | No restriction — Specification only — see the IFRA Standard |
| 4 | No restriction — Specification only — see the IFRA Standard |
| 5A | No restriction — Specification only — see the IFRA Standard |
| 5B | No restriction — Specification only — see the IFRA Standard |
| 5C | No restriction — Specification only — see the IFRA Standard |
| 5D | No restriction — Specification only — see the IFRA Standard |
| 6 | No restriction — Specification only — see the IFRA Standard |
| 7A | No restriction — Specification only — see the IFRA Standard |
| 7B | No restriction — Specification only — see the IFRA Standard |
| 8 | No restriction — Specification only — see the IFRA Standard |
| 9 | No restriction — Specification only — see the IFRA Standard |
| 10A | No restriction — Specification only — see the IFRA Standard |
| 10B | No restriction — Specification only — see the IFRA Standard |
| 11A | No restriction — Specification only — see the IFRA Standard |
| 11B | No restriction — Specification only — see the IFRA Standard |
| 12 | No restriction — Specification 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.
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