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Florol

4-methyl-2-(2-methylpropyl)oxan-4-ol

Florol, Florosa

Tetrahydropyranol · C₁₀H₂₀O₂

Chemical structure of Florol
2D structure PubChem / NCI CIR

Chemical info

CAS number CAS
63500-71-0
Molecular formula
C₁₀H₂₀O₂
Molecular weight
172.27 g/mol
Origin
Synthetic
Odor family
Floral
Note
Heart
Aroma
Fresh, green, clean lily of the valley with a rosy side.

History

Florol is Firmenich's trade name for 2-isobutyl-4-methyltetrahydro-2H-pyran-4-ol. As an alcohol it is more stable than the muguet aldehydes.


In perfumery

Used more widely after the Lilial and Lyral bans, in fresh florals and household products.


Connections

EvokesLily of the valley

Regulatory status

No specific limit
IFRA 51
No dedicated IFRA Standard in the IFRA library as of Amendment 51.
EU CosReg
No specific entry in Annex II or III of Regulation (EC) 1223/2009.
EU allergen 2023/1545
Not on the list of fragrance allergens requiring labelling, including after Regulation (EU) 2023/1545.

Sources

  1. NCI/CADD Chemical Identifier Resolver, CAS 63500-71-0
  2. IFRA Standards Library, Amendments up to 51
  3. Regulation (EC) No 1223/2009, consolidated text of 18.05.2026, Annexes II and III