palladium dichloride in methanol T=20°C; 4 h;

<b>Multi-step reaction with 6 steps<br /> </b>1: 4-dimethylaminopyridine / pyridine / 24 h / 20 &deg;C<br />2: 16 h / 50 &deg;C<br />3: camphorsulfonic acid / methanol; tetrahydrofuran / 16 h / 20 &deg;C<br />4: 5 N sodium methoxide / methanol / 1 h / 20 &deg;C<br />5: lithium aluminum hydride / toluene; 1,2-dimethoxy-ethane / 4 h<br />6: 50percent sodium hydride / dimethylformamide; paraffin<br /> <br /> &nbsp;