反应条件
1.1: sodium hydride / dimethyl sulfoxide; mineral oil / 0.25 h / 25 °C 1.2: 0.25 h / 25 - 30 °C 1.3: 48 h / 25 - 30 °C 2.1: N-ethyl-N,N-diisopropylamine / toluene / 0.17 h 2.2: Reflux 3.1: potassium hydroxide / polyethylene glycol-400 / 16 h / 65 - 70 °C 4.1: ethyl acetate; acetone / 1 h / 25 °C 5.1: ammonia / water 5.2: 2 h / 25 °C View Scheme
