Heptylidene acetone (undecadien-2-one) has a fresh, green-fruity odor with fatty and slightly herbal facets. Reminiscent of unripe pear or apple peel with a soft floral-woody undertone, and a diffuse oily-green character on dry-down.AI · claude-opus-4-7
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Perfume and Flavor Chemicals, page 639.
Almost colorless mobile liquid.
Practically insoluble in water, soluble in alcohol and oils.
Fruity-floral, somewhat Jasmin-like, fatty-green and waxy odor with some resemblance to Orris undertones.
This ketone has found a little use in perfume compositions as component of certain types of Jasmin bases. It may also find some use in other florals, since it blends well with the Jonones and with woody as well as certain Citrus complexes.
Approved for food flavor use by the American F.R.
Produced by condensation of Heptaldehyde and Acetone.