1: 99 percent / H2 / 20percent Pd(OH)2 on C / ethyl acetate / 14 h / 760 Torr 2: 89 percent / aq. KOH / ethanol / 20 h / Ambient temperature 3: 23 percent / 0.17 h / 160 - 170 °C / 1 Torr View Scheme

T=160 - 170°C; P=1 Torr; 0.166667 h;

1: 89 percent / aq. KOH / ethanol / 20 h / Ambient temperature 2: 23 percent / 0.17 h / 160 - 170 °C / 1 Torr View Scheme

potassium carbonate in N,N-dimethyl-formamide T=20°C;