Terpinyl Acetate, with the CAS number 80-26-2, is a synthetic aroma chemical commonly used in perfumery for its fresh, fruity, and slightly floral scent profile. It is often employed to enhance the top notes of fragrances, providing a bright and uplifting character that can evoke citrus and herbal nuances. In formulations, Terpinyl Acetate typically sits in the upper layers, complementing other citrus or green notes, and is valued for its ability to add complexity and freshness to a scent. While it is generally considered safe for use in cosmetics and fragrances, it is important for formulators to be aware of any potential allergenic properties, as with many synthetic aroma chemicals. Regulatory bodies may have specific guidelines regarding its use, and it is advisable to consult the latest IFRA standards to ensure compliance. Overall, Terpinyl Acetate is a versatile ingredient that can contribute significantly to the olfactory profile of a fragrance, particularly in compositions aiming for a vibrant and lively character. — AI-generated summary, 2026-09-02.
A soft, slightly sweet floral-herbal note with a piney-woody undertone reminiscent of bergamot and lavender. Clean and diffusive with a mild lily-of-the-valley character, it bridges citrus tops into floral hearts without adding sharpness.AI · claude-opus-4-7
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Perfume and Flavor Chemicals, page 1279.
Colorless liquid.
Almost insoluble in water, soluble in alcohol and oils.
Mildly herbaceous, sweet and refreshing odor of spicy Bergamot-Lavender type, with variations into piney notes according to quality of the ester.
Warm-herbaceous, mildly spicy taste in concentrations near 40 ppm.
The title ester is widely used in common perfumery for low-cost fragrances of the Lavender, Bergamot, Fougére, Citrus, Pine, Spice and other types.
The ester finds some use in flavor compositions, in berry complexes, in imitation Lime, Orange, Cherry, Peach Plum, Apricot, and as a minor component of Spice blends for meat flavors.
Produced from (alpha or beta) Terpineol by cold acetylation with acetic anhydride in presence of phosphoric acid, or with sodium acetate and a high-boiling solvent. It is also manufactured by azeotropic esterification of Terpineol with acetic acid.