sodium hydroxide in methanol T=60°C; 4 h;

<b>Multi-step reaction with 3 steps<br /> </b>1.1: 66 percent / K₂CO₃ / dimethylformamide / 20 h / 25 &deg;C<br />2.1: Fe / methanol / 12 h / Heating<br />2.2: 87 percent / aq. HCl / methanol / 2 h / Heating<br />3.1: 90 percent / tetrahydrofuran / 16 h / Heating<br /> <br /> &nbsp;