alpha,2,2,3-tetramethylcyclopent-3-ene-1-butyraldehyde (CAS 65114-03-06) — Green Top to Middle Note Fragrance Ingredient
alpha,2,2,3-tetramethylcyclopent-3-ene-1-butyraldehyde
CAS 65114-03-06
What Is alpha,2,2,3-tetramethylcyclopent-3-ene-1-butyraldehyde?
Alpha,2,2,3-tetramethylcyclopent-3-ene-1-butyraldehyde is a synthetic fragrance ingredient primarily used in modern perfumery. It is found in various consumer products like fine fragrances and body care items. This compound contributes unique olfactory characteristics, often enhancing freshness and complexity in fragrance formulations.
Safety Profile
USE WITH AWARENESSWhat Does alpha,2,2,3-tetramethylcyclopent-3-ene-1-butyraldehyde Smell Like?
Alpha,2,2,3-tetramethylcyclopent-3-ene-1-butyraldehyde presents a fresh, slightly green, and aldehydic character with woody undertones. It evolves from a crisp top note to a more rounded heart, leaving a subtle woody-resinous trail in the dry-down. The scent profile is reminiscent of a forest breeze with a hint of citrusy sharpness, making it versatile in modern fragrance compositions.
Chemistry, Properties & Perfumer Guide
The Chemistry
This synthetic aldehyde belongs to the cyclopentene class, characterized by its complex structure with multiple methyl groups. It is not found in nature and is exclusively produced through chemical synthesis. The compound’s olfactory properties stem from its unique cyclic structure and aldehyde functional group, which contribute to its fresh-green character.
Physical & Chemical Properties
Perfumer Guide
| Application | Typical % | Range | Notes |
|---|---|---|---|
| Fine Fragrance | 1-3% | Up to 5% | Adds freshness and complexity |
| Body Care | 0.5-1% | Up to 2% | Used as a fresh modifier |
Classic Accords
Tip: Use in trace amounts to enhance freshness without overpowering the composition.
Alternatives & Comparisons
Offers similar fresh character with better stability and lower sensitization potential.
Safety, Regulatory & Sustainability
⚠ Regulatory Disclaimer
General reference only. Consult current IFRA Standards Library before formulating.
IFRA Status
No specific IFRA restrictions. General guidelines for aldehydes apply.
RIFM Assessment
Limited safety data available. Use with caution pending further assessment.
Sustainability
As a synthetic molecule, its production is controlled in laboratory settings with minimal environmental impact compared to natural extracts. The synthetic origin ensures consistent quality and reduces pressure on natural resources.
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