1: 1,2-diamino-benzene With n-butyllithium in tetrahydrofuran T=-78°C; 12 h; 2: pivaloyl chloride in tetrahydrofuran T=-78 - 20°C; 4 h; 3: With lithium aluminium tetrahydride in tetrahydrofuran; diethyl ether T=40°C; 12 h;

lithium aluminium tetrahydride in tetrahydrofuran 6 h; Heating;

1: 80 percent / triethylamine / diethyl ether / 6 h / Heating 2: 86 percent / lithium tetrahydroaluminate / tetrahydrofuran / 6 h / Heating View Scheme

1: 80 percent / triethylamine / diethyl ether / 6 h / Heating 2: 86 percent / lithium tetrahydroaluminate / tetrahydrofuran / 6 h / Heating View Scheme