Para-hydroxy benzalacetone (anisylidene acetone / 4-hydroxybenzalacetone) has a warm balsamic-floral character with sweet vanillic and mildly spicy facets. It reads as a soft, powdery heart note reminiscent of a subdued cinnamon-vanilla blend, useful for rounding oriental and floral accords.AI · claude-opus-4-7
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Perfume and Flavor Chemicals, page 715.
Colorless or yellow needlelike crystals.
Poorly soluble in water, soluble in alcohol, soluble in some perfume and flavor oils.
Herbaceous-sweet, somewhat dry odor.
The subject ketone is used in flavor compositions, almost exclusively in imitation Tea flavor or in the reconditioning of Tea flavor.
Produced by condensation of para-Hydroxy-benzaldehyde and Acetone and acidification of the reaction mixture (cold process).