A rich, creamy lactonic material with a soft peach-apricot fruitiness and a waxy, coconut-tinged undertone. Related to gamma-undecalactone (aldehyde C-14) but heavier and more tenacious, with a milky-oily character that lingers.AI · claude-opus-4-7
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Perfume and Flavor Chemicals, page 1363.
Colorless, very viscous liquid, solidifying in the cold.
Practically insoluble in water, soluble in alcohol and oils.
Sweet, fatty-musky odor with variable amounts of fruity or coconut-type oily-fatty, but pleasant notes of very considerable tenacity.
This material could appear to be a good candidate for a generally applicable perfume musk.
Produced from undecyl malonic ester and ethylene oxide. Other methods have been suggested with little economic improvement.