Indeno[4,5-d]-1,3-dioxin,4,4a,5,6,7,8,9,9b-octahydro-7,7,8,9,9-pentamethyl- (CAS 365411-50-3) — Woody Middle Note Fragrance Ingredient
Indeno[4,5-d]-1,3-dioxin,4,4a,5,6,7,8,9,9b-octahydro-7,7,8,9,9-pentamethyl-
CAS 365411-50-3
What Is Indeno[4,5-d]-1,3-dioxin,4,4a,5,6,7,8,9,9b-octahydro-7,7,8,9,9-pentamethyl-?
This synthetic fragrance ingredient is used in modern perfumery to create unique scent profiles. While not commonly recognized by name, it contributes to complex fragrance compositions. Its importance lies in providing perfumers with novel olfactory tools that can’t be found in nature, allowing for innovative scent creations that push the boundaries of traditional perfumery.
Safety Profile
GENERALLY SAFEWhat Does Indeno[4,5-d]-1,3-dioxin,4,4a,5,6,7,8,9,9b-octahydro-7,7,8,9,9-pentamethyl- Smell Like?
This synthetic molecule offers a complex olfactory profile that evolves subtly on the skin. Initially presenting with crisp, slightly woody undertones, it develops into a more rounded, ambery character during the dry-down. The scent has a modern, almost futuristic quality – clean yet mysterious, with hints of polished metal and warm resins that create intriguing contrasts.
Chemistry, Properties & Perfumer Guide
The Chemistry
Indeno[4,5-d]-1,3-dioxin derivatives represent a class of synthetic fragrance compounds designed for their stability and unique olfactory properties. The pentamethyl substitution pattern on this particular derivative contributes to its volatility profile and scent characteristics. These molecules are typically synthesized through complex cyclization reactions of appropriate precursors, often involving catalytic processes to achieve the desired stereochemistry.
Physical & Chemical Properties
Perfumer Guide
| Application | Typical % | Range | Notes |
|---|---|---|---|
| Fine Fragrance | 0.5-2% | Up to 5% | Used as a modern woody-amber modifier |
| Functional Fragrance | 0.1-0.5% | Up to 1% | Adds depth to cleaning products |
Classic Accords
Tip: Use as a bridge note to connect fresh top notes with deeper base materials.
Alternatives & Comparisons
Offers similar amber characteristics but with more diffusion and less woody nuance.
Safety, Regulatory & Sustainability
⚠ Regulatory Disclaimer
General reference only. Consult current IFRA Standards Library before formulating.
IFRA Status
No IFRA restrictions currently apply to this material.
RIFM Assessment
Full safety assessment not yet completed by RIFM.
Sustainability
As a synthetic material, this compound avoids natural resource depletion concerns. However, its complex synthesis requires careful consideration of green chemistry principles to minimize environmental impact. The fragrance industry continues to evaluate such novel synthetics for their sustainability profile throughout their lifecycle.
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