Sodium Hydroxide → 2-(Pyridin-4-yl)-1,3-thiazole-4-carboxylic acid

Beteiligte Stoffe

Reaktionsschritte

To a solution of the obtained ethyl 2-(4-pyridyl)-4-thiazolecarboxylate (1.5 g) in ethanol (10 ml) was added 1 N sodium hydroxide solution (10 ml), and the solution was stirred at room temperature for 2 hours. The reaction solution was concentrated and the residue was dissolved in water, to which was added 1 N hydrochloric acid (10 ml). The precipitate was filtered, washed with water and dried to give the title compound (1.264 g).

Herkunft & Nachweise