Synthesis of 2-Benzothiazoleacetonitrile

11.8 g of 2-aminothiophenol, 10 ml of acetic acid and 6.3 g of malononitrile in 90 mL of ethanol are combined in a flask. The mixture is stirred for 10 h at 30°C. The precipitate is then filtered and recrystallized from hot methanol.


The mixture

The mixture after a few hours

The mixture after completion

Filtration of the crude product

The recrystallized product

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