iron; acetic acid T=70°C; 12 h;

iron T=70°C; 12 h;

1: 65 percent / iron powder, acetic acid / 12 h / 70 °C 2: 78 percent / acetic acid / 1.5 h / Heating View Scheme

1: 80 percent / aq. TiCl3 / acetic acid / Ambient temperature; overnight 2: 1) aq. HCl, NaNO2 2) 50 percent aq. hypophosphorous acid / 1) 0 to 5 deg C, 30 min. 2) room temperature, overnight View Scheme