hydrogen; palladium on activated charcoal in ethanol Ambient temperature;

palladium diacetate; potassium carbonate; tri-cyclo-hexyl-phosphine; 2,2,2-trimethylacetic acid in N,N-dimethyl-formamide T=180°C; 0.166667 h; Inert atmosphereMicrowave irradiation;

T=100°C;

1: 95 percent / H2 / 10percent Pd/C / ethanol / Ambient temperature 2: 99 percent / acetone View Scheme