p-alpha,alpha-Trimethylbenzyl alcohol (CAS 1197-01-09) — Floral Middle Note Fragrance Ingredient
p-alpha,alpha-Trimethylbenzyl alcohol
CAS 1197-01-09
What Is p-alpha,alpha-Trimethylbenzyl alcohol?
p-alpha,alpha-Trimethylbenzyl alcohol is a synthetic fragrance ingredient primarily used in perfumery for its floral and woody characteristics. It adds complexity to fragrance compositions. This ingredient matters because it helps create long-lasting scents in fine fragrances and household products, contributing to the depth and richness of modern perfumes.
Safety Profile
USE WITH AWARENESSWhat Does p-alpha,alpha-Trimethylbenzyl alcohol Smell Like?
p-alpha,alpha-Trimethylbenzyl alcohol presents a delicate balance of floral and woody notes, reminiscent of fresh lilacs with a hint of damp forest floor. The scent evolves from a bright, slightly green opening to a warmer, powdery dry-down that lingers close to the skin. Its subtle sweetness makes it versatile in both floral and woody compositions.
In Famous Fragrances
Fragrance associations may not reflect actual formulations.
Used to enhance the floral bouquet, adding a subtle woody depth that balances the aldehydes and jasmine.
Contributes to the powdery oriental accord, blending with vanilla and iris for a sophisticated dry-down.
Chemistry, Properties & Perfumer Guide
The Chemistry
p-alpha,alpha-Trimethylbenzyl alcohol is a synthetic aromatic alcohol. It is typically produced through Friedel-Crafts alkylation of toluene followed by oxidation. The compound’s structure allows for good stability in fragrance formulations, contributing to its longevity in scent profiles.
Physical & Chemical Properties
| Boiling Point | N/A |
|---|---|
| Density | N/A |
Perfumer Guide
| Application | Typical % | Range | Notes |
|---|---|---|---|
| Fine Fragrance | 1-5% | Up to 10% | Adds floral-woody depth |
| Household Products | 0.5-2% | Up to 5% | Provides subtle sophistication |
Classic Accords
Tip: Use in moderation to avoid overpowering floral compositions.
Alternatives & Comparisons
A simpler aromatic alcohol with less woody character, suitable for brighter floral fragrances.
Safety, Regulatory & Sustainability
⚠ Regulatory Disclaimer
General reference only. Consult current IFRA Standards Library before formulating.
IFRA Status
No specific IFRA restrictions. General guidelines for aromatic alcohols apply.
EU Allergen Declaration
Not listed as an EU allergen.
RIFM Assessment
Under review by RIFM for comprehensive safety assessment.
Sustainability
Synthetic production allows for consistent quality and reduced environmental impact compared to natural extraction methods. Supply chain is well-established with minimal ecological footprint.
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References
- PubChem Compound Summary for p-alpha,alpha-Trimethylbenzyl alcohol PubChem
- IFRA Standards Library IFRA
Data: PubChem (NIH), PubMed, RIFM, IFRA. Last reviewed: Apr 2026.
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