A bright, green-fresh aromachemical with a slightly metallic, unripe-fruit character and a subtle herbaceous edge. In dilution it reads as crisp and airy, adding a natural leafy lift to top notes.AI · claude-opus-4-7
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Perfume and Flavor Chemicals, page 527.
Colorless mobile liquid.
Insoluble in water, soluble in alcohol and oils, almost insoluble in propylene glycol.
Powerful leafy-green, but rather gassy-pungent odor of moderate to good tenacity.
This acetylenic ester has been used in perfume compositions for its powerful green effect, but the author believes that the material has become obsolete in competition with more natural smelling acetylenic esters and lately, in competition with the Hexenols and esters.
Produced from Methylheptenone via 6-Methyl-n-hept-5-en-l-yne to the acid from which the ester is prepared.