Benzylidene derivatives, their preparation and compositions...

C - Chemistry – Metallurgy – 07 – C

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260/592.8

C07C 45/54 (2006.01)

Patent

CA 1151673

- 15 - ABSTRACT BENZYLIDENE DERIVATIVES, THEIR PREPARATION AND COMPOSITIONS CONTAINING THEM" Benzylidene derivatives of the formula: Image in which each of X1, X2, X3 and X4 independently of one another represents hydrogen, helogen, a linear or branched alkyl radical of 1 to 4 carbon atoms, CF3, NO2, phenyl, methoxy, or amino, at least two of the substituents X1, X2, X3 and X4 being different from hydrogen, and R represents a linear or branched alkyl radical of 1 to 16 carbon atoms or an alkenyl radical of 2 to 8 carbon atoms, which may be produced by reaction of the corresponding ketones with an amine, are active on the central nervous system, especially as anti-convulsants.

370670

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