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Androstenol

5α-Androst-16-en-3α-ol

Androstenol, (3α,5α)-Androst-16-en-3-ol

Steroid alcohol · C₁₉H₃₀O

Chemical structure of Androstenol
2D structure PubChem / NCI CIR

Chemical info

CAS number CAS
1153-51-1
Molecular formula
C₁₉H₃₀O
Molecular weight
274.45 g/mol
Origin
Nature-identical
Odor family
Animalic
Note
Base
Aroma
Musky with a light sandalwood feel and urinous, skin-like facets; perception varies widely between people.

History

Androstenol is an odorous steroid found in boar saliva, in truffles and in human sweat. Perception of androstene steroids varies greatly between individuals.

In perfumery

Androstenol is used in traces in some fragrances for a skin and musk effect. There is no robust scientific evidence for claims of attraction effects.

Regulatory status

No IFRA standard · Limited data
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. Wikidata Q2567125 (CAS 1153-51-1, formula; data mirrored from PubChem)
  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)