1: 1.03 g / methanolic KOH / ethanol / 72 h / Ambient temperature 2: 200 mg / dimethylaniline / 4 h / 185 °C 3: 100 mg / NaOH / ethanol / 0.02 h / Heating View Scheme

in ethanol; water T=210°C; P=30003 Torr; 1.5 h; Microwave irradiationAutoclave;