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Sylkolide

2-{[(3E)-3,5-Dimethylhex-3-en-2-yl]oxy}-2-methylpropyl cyclopropanecarboxylate

Sylkolide

Alicyclic musk (ester) · C₁₆H₂₈O₃

Chemical structure of Sylkolide
2D structure PubChem / NCI CIR

Chemical info

CAS number CAS
676532-44-8
Molecular formula
C₁₆H₂₈O₃
Molecular weight
268.40 g/mol
Origin
Synthetic
Odor family
Musk
Note
Base
Aroma
Soft musk with light fruity and floral touches and a silky feel.

History

Sylkolide is a Givaudan musk and a cyclopropanecarboxylate ester. Unlike Helvetolide and Serenolide, which carry a dimethylcyclohexyl ring, its ether part is an open dimethylhexenyl chain.

In perfumery

Sylkolide is used in fine fragrance for a soft, smooth musk effect.

Regulatory status

Unrestricted · No IFRA standard
IFRA 51
No dedicated IFRA Standard in the 51st Amendment index.
EU allergen 2023/1545
Not named individually in the expanded allergen list of Regulation 2023/1545.

Sources

  1. The Good Scents Company Information System, material entries
  2. IFRA Standards, 51st Amendment: Index of IFRA Standards (notified 30 June 2023)
  3. Wikidata Q82869005 (CAS 676532-44-8, formula C16H28O3)
  4. The Good Scents Company: sylkolide
  5. The Good Scents Company: serenolide, CAS 477218-42-1 (different Givaudan musk)
  6. USPTO/Justia: SYLKOLIDE trademark of Givaudan S.A.