abstract |
The invention provides a process for the preparation of 3,3-diaryl acrylic acid amides of general formula (I) in which A, B and Q are as defined in the specification, by condensing a compound of formula (II) with a compound of the formula CH3-CO-Q in which Q has the meaning given above, in a solvent in the presence of an alkali metal hydroxide, characterised in that the solvent is selected from alkanes, cycloalkanes or mixtures thereof. |