A large-ring ketone musk (Exaltone-type) with a warm, rich, slightly animalic musk character. Softer and more natural-smelling than nitro or polycyclic musks, with a subtle powdery-waxy sweetness and excellent skin-like radiance.AI · claude-opus-4-7
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Other ingredients whose composition declares this material as a constituent. The percentage shown is the supplier-declared concentration in that parent.
| Ingredient | % | Range |
|---|---|---|
| COSMONEX 1485B | — | 0.1–1% |
Perfume and Flavor Chemicals, page 336.
Colorless or white crystal needles.
Practically insoluble in water, soluble in alcohol and oils.
Powerful musky odor, very similar to that of Muscone and, in the opinion of many perfumers, superior in type and beauty.
It has a rather perfumey and undesirable taste.
It ranks among the finest and most efficient fixatives known, and it improves the wearability of a perfume when properly incorporated in the fragrance.
The concentration of Cyclopentadecanone in alcoholic beverages as a flavor improver may be as low as 0.03 ppm.
1) by pyrolysis of rare metal salts of dicarboxylic acids. 2) by cyclization of dicarboxylic acids in high dilution, using di-nitriles before cyclization, then hydrolysis. 3) by intramolecular condensation of bromo acylacetic ester of a dicarboxylic acid. The cyclic ester formed is then hydrolyzed and finally decarboxylated.