Ethyl N,S-bis(4-oxo-4-(2,6,6-trimethylcyclohex-3-en-1-yl)butan-2-yl)cysteinate (CAS 2173997-41-4) — Musky Base Note Fragrance Ingredient
Ethyl N,S-bis(4-oxo-4-(2,6,6-trimethylcyclohex-3-en-1-yl)butan-2-yl)cysteinate
CAS 2173997-41-4
What Is Ethyl N,S-bis(4-oxo-4-(2,6,6-trimethylcyclohex-3-en-1-yl)butan-2-yl)cysteinate?
Ethyl N,S-bis(4-oxo-4-(2,6,6-trimethylcyclohex-3-en-1-yl)butan-2-yl)cysteinate is a highly specialized synthetic fragrance ingredient developed for advanced perfumery applications. It’s found exclusively in select niche and experimental fragrances. This molecule represents cutting-edge perfumery chemistry, offering unique olfactory properties that can’t be replicated with traditional ingredients.
Safety Profile
PROFESSIONAL USEWhat Does Ethyl N,S-bis(4-oxo-4-(2,6,6-trimethylcyclohex-3-en-1-yl)butan-2-yl)cysteinate Smell Like?
This synthetic molecule presents a complex olfactory profile that evolves dramatically. Initial impressions suggest a dense, resinous character with woody-amber undertones, gradually revealing a sophisticated leathery nuance. The dry-down exhibits remarkable tenacity, leaving a warm, animalic trace that interacts dynamically with skin chemistry.
Chemistry, Properties & Perfumer Guide
The Chemistry
As a synthetic cysteine derivative, this molecule incorporates multiple ketone and ester functional groups attached to a modified cyclohexene core. The structure suggests potential chiral centers that could create distinct enantiomeric odor profiles. Its synthesis likely involves multi-step organic transformations including esterification and ketone formation, though specific industrial routes remain proprietary.
Physical & Chemical Properties
| Appearance | Not documented |
|---|---|
| Molecular Weight | Not calculated |
| XLogP | Not calculated |
Perfumer Guide
| Application | Typical % | Range | Notes |
|---|---|---|---|
| Experimental Fragrances | 0.1-0.5% | Up to 1% | Extreme potency requires careful dosing |
Classic Accords
Tip: Always conduct extensive dilution trials before incorporating into final formulations.
Alternatives & Comparisons
Safety, Regulatory & Sustainability
⚠ Regulatory Disclaimer
General reference only. Consult current IFRA Standards Library before formulating.
IFRA Status
Not currently evaluated by IFRA due to novelty.
RIFM Assessment
No RIFM assessment available for this novel compound.
Sustainability
As a synthetic molecule with no natural counterpart, its environmental impact depends entirely on production methods. The multi-step synthesis likely requires significant energy input and specialized reagents, though exact life cycle data remains undisclosed by manufacturers.
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