Synthesis of (4-Methylbenzylidene)acetophenone

4.4 g of sodium hydroxide is dissolved in a solution prepared from 25 mL of 95% ethanol and 40 mL of water. After which the solution has cooled down 10 mL of acetophenone is added to the solution. With vigorous stirring, 10.2 mL of p-toluenaldehyde is added to the mixture and stirred for 3h. The mixture is cooled down, filtered and washed with a little amount of cold water. The product may be recrystallized with hot ethanol.


The mixture of agitation for 3h

The crude product

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