Methyl vinyl ketone is a highly pungent, acrid liquid with a sharp, irritating chemical odor and a faint sweet undertone. It is a reactive industrial intermediate, not a perfumery material — extremely lachrymatory and toxic, essentially unusable in fragrance formulation.AI · claude-opus-4-7
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Perfume and Flavor Chemicals, page 976.
Colorless mobile liquid
Almost insoluble in water, soluble in alcohol and oils
Very sharp and pungent, rather irritating and penetrating odor. In extreme dilution sweet-ethereal, not unpleasant.
This ketone has occasionally been used as an extraction solvent for natural raw materials to make oleoresins, concretes, etc.
1) from Acetone and Paraformaldehyde. 2) by hydration of Monoviny] acetylene.