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Methyl vinyl ketone (MVK, IUPAC name: butenone) is the organic compound with the formula CH3C(O)CH=CH2. It is a reactive compound classified as an enone
M 2263 (OTTO) Methyl vinyl ketone, 95%, stab. with 0.5% hydroquinone Cas 78-94-4 - used in the synthesis of 4-methoxy-butan-2-one by the conjugate addition of methanol.