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Ambrinol

2,5,5-Trimethyl-1,2,3,4,4a,5,6,7-octahydronaphthalen-2-ol

Ambrinol, alpha-Ambrinol, Octahydro-2,5,5-trimethyl-2-naphthol

Bicyclic terpenoid alcohol · C₁₃H₂₂O

Chemical structure of Ambrinol
2D structure PubChem / NCI CIR

Chemical info

CAS number CAS
41199-19-3
Molecular formula
C₁₃H₂₂O
Molecular weight
194.32 g/mol
Origin
Nature-identical
Odor family
Amber
Note
Base
Aroma
Animalic amber with damp earth and tobacco facets and a faint faecal edge; strong and diffusive.

History

Ambrinol is one of the oxidative breakdown products of ambrein in ambergris, alongside ambroxide. It contributes the animal and earthy side of aged ambergris. Commercial ambrinol is synthetic.

In perfumery

Ambrinol is used in traces to add an animal quality and depth to ambergris, tobacco and leather accords.

Connections

Evokesambergris
Found in natureAmbergris

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. NCI/CADD Chemical Identifier Resolver, CAS 41199-19-3 (formula, names)
  2. Sell C.S. (ed.) The Chemistry of Fragrances: From Perfumer to Consumer, 2nd ed., Royal Society of Chemistry 2006
  3. The Good Scents Company Information System, material entries
  4. IFRA Standards, 51st Amendment: Index of IFRA Standards (notified 30 June 2023)