A green, fatty-fruity ester with a distinctive melon-cucumber and pear-like character, edged by a waxy, slightly aldehydic aliphatic quality. Over time it opens into a soft floral-green tone reminiscent of freshly cut stems and unripe fruit skin.AI · claude-opus-4-7
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Perfume and Flavor Chemicals, page 1033.
Colorless liquid.
Insoluble in water, soluble in alcohol and oils.
Powerful, sweet-green, diffusive odor of moderate to poor tenacity.
The material has been suggested for use in perfume compositions for its refreshing, green-herbaceous and diffusive odor.
Various methods yield Nonynols: condensation of Heptaldehyde and Acetylene yields 2-Nonyn-3-ol; condensation of Methyl amyl ketone with Acetylene yields 3-Methyl-1-octyn-3-ol. Other methods are known and may afford different isomers. Acetylation will produce the ester.