1.1: sodium hydride / N,N-dimethyl-formamide / 0.08 h / 20 °C 1.2: 1 h / 20 °C 2.1: water; sodium hydroxide / isopropyl alcohol / 24 h / 100 °C View Scheme

potassium hydroxide; sodium hydride 1.) dimethylformamide, 2 h, room temperature, 2.) isopropanol, reflux, 16 h; Yield given. Multistep reaction;