hydrogen; palladium on activated charcoal in 1,4-dioxane; ethanol P=2327.2 Torr; 2 h;

<b>With</b>&nbsp; <a href="#" onclick="return RXDsubstances(event, this, '1098214', constants.ctx, '0')">hydrogenchloride</a>&nbsp;<b>in</b>&nbsp; <a href="#" onclick="return RXDsubstances(event, this, '1098229', constants.ctx, '0')">methanol</a> <br />12&nbsp;h;&nbsp;&nbsp;Heating;&nbsp;<br /> &nbsp;

<b>Multi-step reaction with 2 steps<br /> </b>1: 96 percent / K₂CO₃ / acetone / 16 h / Heating<br />2: 86 percent / conc.HCl / methanol / 12 h / Heating<br /> <br /> &nbsp;

<b>Multi-step reaction with 4 steps<br /> </b>1: SOCl₂, pyridine / benzene / 0.17 h / 0 &deg;C<br />2: 1.) piperidine, Et₃N, 2.) POCl₃ / 1.) CHCl₃, RT, 20 min, 2.) 100 deg C, 30 min<br />3: 96 percent / K₂CO₃ / acetone / 16 h / Heating<br />4: 86 percent / conc.HCl / methanol / 12 h / Heating<br /> <br /> &nbsp;