Piperazine → 6-Chloro-2-(piperazin-1-yl)-1,3-benzothiazole

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반응 단계

A mixture of 10 mmol 2,6-dichlorobenzothiazole, 12.3 mmol of piperazine and 20 mmol of potassium carbonate in 50 ml of acetonitrile was refluxed for 3 hours. The reaction mixture was concentrated and treated with 25 ml of water. Extraction with ethyl acetate, drying over magnesium sulfate, and evaporation of the solvent yielded the title compound as a colorless solid.

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