A soft macrocyclic-style musk with a clean, slightly waxy and powdery character. Undecamethylene oxalate (Nirvanolide-type oxalate macrocycle) has a smooth, radiant musky facet with subtle sweet-animalic warmth, rounding out into a diffusive skin-like drydown.AI · claude-opus-4-7
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Perfume and Flavor Chemicals, page 1352.
Opaque fused mass or colorless viscous liquid.
Insoluble in water, soluble in alcohol and oils.
Powerful and sweet, very tenacious musky odor with little or no trace of animal note.
The title material could be of interest to the perfumer if the ester were made commercially available at a competitive price.
Produced from Undecamethylene glycol and Dibutyloxalate with Sodium, followed by depolymerization by heat.