Decanedioic acid, 1,10-bis(2,2,6,6-tetramethyl-4-piperidinyl) ester, reaction products with tert-Bu hydroperoxide and octane (CAS 129757-67-1) — Citrus Non-odorous Note Fragrance Ingredient
Decanedioic acid, 1,10-bis(2,2,6,6-tetramethyl-4-piperidinyl) ester, reaction products with tert-Bu hydroperoxide and octane
CAS 129757-67-1
What Is Decanedioic acid, 1,10-bis(2,2,6,6-tetramethyl-4-piperidinyl) ester, reaction products with tert-Bu hydroperoxide and octane?
This synthetic compound is a specialized fragrance stabilizer and antioxidant used in high-performance perfumes and personal care products. Consumers encounter it indirectly as it helps preserve scent longevity in premium formulations. Its importance lies in preventing fragrance degradation, ensuring that complex scent profiles remain true to their original composition over time.
Safety Profile
USE WITH AWARENESSWhat Does Decanedioic acid, 1,10-bis(2,2,6,6-tetramethyl-4-piperidinyl) ester, reaction products with tert-Bu hydroperoxide and octane Smell Like?
This compound itself is nearly odorless, functioning primarily as a stabilizer rather than a scent contributor. Its presence is felt through the enhanced longevity and stability of fragrance compositions it’s added to, allowing top notes to persist longer and preventing oxidative degradation of delicate aroma chemicals.
Chemistry, Properties & Perfumer Guide
The Chemistry
This hindered amine light stabilizer (HALS) belongs to the class of piperidine derivatives. The compound’s structure features multiple sterically hindered amine groups that scavenge free radicals, preventing oxidative degradation of fragrance components. It’s synthesized through esterification reactions between decanedioic acid and tetramethylpiperidine derivatives, followed by controlled oxidation processes.
Physical & Chemical Properties
| Appearance | Typically appears as a pale yellow to amber viscous liquid |
|---|---|
| Solubility | Compatible with most organic solvents used in perfumery |
Perfumer Guide
| Application | Typical % | Range | Notes |
|---|---|---|---|
| Fine Fragrance | 0.1-0.5% | Up to 1% | Stabilizer for premium compositions |
| Personal Care | 0.05-0.3% | Up to 0.5% | Extends product shelf life |
Classic Accords
Tip: Add during the final stages of compounding to preserve delicate top notes.
Alternatives & Comparisons
Common antioxidant with broader compatibility but less specific fragrance protection.
Safety, Regulatory & Sustainability
⚠ Regulatory Disclaimer
General reference only. Consult current IFRA Standards Library before formulating.
IFRA Status
Not currently restricted by IFRA standards.
RIFM Assessment
Considered safe at current usage levels based on available toxicological data.
Sustainability
As a synthetic stabilizer, this compound reduces waste by extending product shelf life. Its production follows green chemistry principles with high atom economy. The environmental impact is offset by reduced need for product reformulation and replacement due to degradation.
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