1.1: acetonitrile / 36 h / Heating 1.2: 45 percent / aqueous acetic acid / acetonitrile / 8 h / Heating 2.1: 49 percent / toluene / 24 h / Heating 3.1: 72 percent / LiAlH4 / tetrahydrofuran / 1 h / 20 °C 4.1: 75 percent / hydrogen / Pd(OH)2/C / ethyl acetate / 25 h / 25 °C View Scheme

sodium 2,2-dimethylpropoxide

ethanol; platinum Hydrogenation;

T=120°C; 0.166667 h;

in benzene T=200°C; 20-24 h;