sodium hydroxide in ethanol 2 h; Heating;

1: tetrahydrofuran / 24 h / Ambient temperature 2: MgCl2 / 2-methoxy-ethanol; tetrahydrofuran / 6 h / 125 °C 3: 94 percent / aq. NaOH / ethanol / 2 h / Heating View Scheme

1: MgCl2 / 2-methoxy-ethanol; tetrahydrofuran / 6 h / 125 °C 2: 94 percent / aq. NaOH / ethanol / 2 h / Heating View Scheme

quinoline; copper (II) chromite T=185°C; 3 h;