1: 92 percent / H2 / 5percent Pd/C / ethanol / 48 h / 70 °C / 2585.7 Torr 2: 73 percent / 1) Na2CO3, KI / 1) n-butanol, reflux View Scheme

hydrogen; palladium on activated charcoal in ethanol T=70°C; P=2585.7 Torr; 48 h;