A sharp, pungent ester with a green fruity character reminiscent of unripe apple and cabbage-like sulfury facets. Volatile and diffusive, with a slightly acrid edge typical of small unsaturated methyl esters.AI · claude-opus-4-7
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Perfume and Flavor Chemicals, page 841.
Colorless mobile liquid.
Practically insoluble in water, miscible with alcohol and oils, soluble in propylene glycol.
Powerful and diffusive, sharp and green-fruity odor of poor tenacity.
Concentrations below 50 ppm have a sweet, fruity, yet slightly pungent taste.
This ester has found a little use in perfumery, mostly as part of various fruit notes, Strawberry in particular. Indirectly, it may find its way into a multitude of fragrance types where such topnotes are applicable: Rose, Jasmin, Gardenia, Freesia, etc. It performs very well with Clary Sage and Lavender, to which it gives power and lift, bringing these fragrances right up into the topnote section of the perfume.
Produced by direct esterification of methanol with 2-butenoic acid under azeotropic conditions.