Acetic acid, esters with turpentine-oil myrcene fraction terpene alcs. (CAS 69103-01-01) — Woody Middle-to-base Note Fragrance Ingredient
Acetic acid, esters with turpentine-oil myrcene fraction terpene alcs.
CAS 69103-01-01
What Is Acetic acid, esters with turpentine-oil myrcene fraction terpene alcs.?
This synthetic ingredient is a specialized ester blend derived from turpentine components, primarily used in industrial fragrances and cleaning products. It’s rarely encountered directly by consumers but may appear in some commercial air fresheners or detergents. The material offers perfumers a cost-effective way to incorporate woody-pine characteristics with enhanced tenacity through esterification of natural terpene alcohols.
Safety Profile
USE WITH AWARENESSWhat Does Acetic acid, esters with turpentine-oil myrcene fraction terpene alcs. Smell Like?
The aroma profile presents a sharp, resinous opening reminiscent of pine forests with a distinct acetic acid bite that quickly mellows into a warm woody heart. Dry-down reveals a surprisingly smooth, almost balsamic character with faint citrus undertones from residual myrcene components. The esterification process lends a slightly sweet, almost fruity nuance that distinguishes it from raw turpentine materials.
Chemistry, Properties & Perfumer Guide
The Chemistry
This material is a complex mixture of esters formed by reacting acetic acid with terpene alcohols derived from the myrcene fraction of turpentine oil. The synthesis involves acid-catalyzed esterification under controlled conditions to prevent decomposition of heat-sensitive terpenes. The resulting product contains primarily bornyl acetate, terpinyl acetate, and other monoterpene esters with varying degrees of branching that influence volatility and odor characteristics.
Physical & Chemical Properties
| Appearance | Clear pale yellow liquid |
|---|---|
| Odor Threshold | 0.05 ppm in air |
Perfumer Guide
| Application | Typical % | Range | Notes |
|---|---|---|---|
| Industrial Cleaners | 0.5-2% | Up to 5% | Provides pine-fresh character |
| Air Fresheners | 0.1-0.5% | Up to 1% | Used in pine-type formulations |
Classic Accords
Tip: Use as a fixative for citrus top notes in woody compositions.
Alternatives & Comparisons
More refined pine note with better stability in alkaline systems, suitable for personal care products.
Softer floral-pine character preferred in fine fragrance applications where harshness must be avoided.
Safety, Regulatory & Sustainability
⚠ Regulatory Disclaimer
General reference only. Consult current IFRA Standards Library before formulating.
IFRA Status
No specific restrictions under current IFRA standards (Amendment 49).
GHS Classification
RIFM Assessment
Not individually evaluated by RIFM – considered under turpentine oil derivative safety assessments.
Sustainability
Synthesized from renewable turpentine feedstocks, though energy-intensive esterification process reduces green credentials. Some manufacturers utilize byproduct streams from paper industry to improve sustainability. Biodegradability is good but depends on ester composition.
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References
- Turpentine processing technical manual USDA Forest Service
- Terpene ester safety review Food Chem Toxicol 2021
Data: PubChem (NIH), PubMed, RIFM, IFRA. Last reviewed: Apr 2026.
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