Decalepis hamiltonii extract (CAS 853947-36-1) — Green Base Note Fragrance Ingredient
Decalepis hamiltonii extract
CAS 853947-36-1
What Is Decalepis hamiltonii extract?
Decalepis hamiltonii extract is derived from the roots of an Indian medicinal plant, traditionally used in Ayurveda. It’s found in niche perfumes and herbal products. This extract matters for its unique aromatic profile and cultural significance in South Asian fragrance traditions, offering an earthy, slightly sweet alternative to common Western notes.
Safety Profile
GENERALLY SAFEWhat Does Decalepis hamiltonii extract Smell Like?
The extract opens with a damp, rooty earthiness reminiscent of freshly turned forest soil after rain. As it warms, a subtle honeyed sweetness emerges like wildflower nectar trapped in tree bark. The dry-down reveals a faintly medicinal edge – not harsh, but reminiscent of antique herbariums where dried roots mingle with aged paper.
In Famous Fragrances
Fragrance associations may not reflect actual formulations.
Used as an earthy anchor beneath the fruity-floral fireworks, providing depth and regional authenticity to this Mumbai-inspired composition.
Blended with oud and spices to create a regal Indian forest accord, where the extract’s rooty quality suggests ancient trees.
Chemistry, Properties & Perfumer Guide
The Chemistry
Contains a complex mixture of benzoquinones, phenolics, and terpenoids including 2-hydroxy-4-methoxybenzaldehyde. The extract’s composition varies significantly by harvest region and season. No industrial synthesis exists – all material is wild-harvested or from small-scale cultivated sources in Southern India.
Physical & Chemical Properties
| Appearance | Dark brown viscous liquid |
|---|---|
| Solubility | Soluble in alcohol, insoluble in water |
Perfumer Guide
| Application | Typical % | Range | Notes |
|---|---|---|---|
| Ethnic-inspired Fragrances | 0.5-2% | Up to 5% | Provides regional character |
| Modern Chypres | 0.1-0.8% | Up to 1.5% | Adds earthy depth |
Classic Accords
Tip: Best added during base note blending to maintain its characteristic rooty quality.
Alternatives & Comparisons
Offers similar rooty sweetness but lacks the honeyed-medicinal complexity of Decalepis.
More animalic and less sweet, suitable for darker compositions needing earthy depth.
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.
EU Allergen Declaration
None identified under current EU regulations.
RIFM Assessment
No formal RIFM assessment exists for this traditional material.
Sustainability
Wild harvesting pressures in India have led to conservation concerns. Ethical sourcing from cultivated plants is preferred. The extract’s regional specificity means substitutions often lack its authentic character, creating formulation challenges for sustainable perfumery.
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References
- Ravindran et al. (2012). Decalepis hamiltonii: Phytochemical Profiling. Journal of Ethnopharmacology.
Data: PubChem (NIH), PubMed, RIFM, IFRA. Last reviewed: Apr 2026.
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