1: 48 percent / Pd(OAc)2; NaOAc; formic acid / 8 h / 25 °C 2: 76 percent / DDQ / benzene / 16 h / Heating View Scheme

1: 15 percent / Pd(OAc)2; NaOAc; formic acid / 8 h / 25 °C 2: 75 percent / DDQ / benzene / 20 h / Heating View Scheme

<b>With</b>&nbsp; <a href="#" onclick="return RXDsubstances(event, this, '1098214', constants.ctx, '0')">hydrogenchloride</a>;&nbsp;<a href="#" onclick="return RXDsubstances(event, this, '15916051', constants.ctx, '0')">amalgamated zinc</a>;&nbsp;<a href="#" onclick="return RXDsubstances(event, this, '1718733', constants.ctx, '0')">ethanol</a> <br /> <br /> &nbsp;

<b>Multi-step reaction with 5 steps<br /> </b>1: 60 percent / phosphorus oxychloride; ZnCl₂ / 18 h / 20 &deg;C<br />2: K₂CO₃ / acetone / 5 h / 60 &deg;C<br />3: 8.1 g / K₂CO₃ / acetone / 16 h / 60 &deg;C<br />4: 70 percent / Zn powder; aq. HCl / ethanol / 0 - 20 &deg;C<br />5: 98 percent / aq. KOH / ethanol / 5 h / 80 &deg;C<br /> <br /> &nbsp;

<b>Multi-step reaction with 5 steps<br /> </b>1: 60 percent / phosphorus oxychloride; ZnCl₂ / 18 h / 20 &deg;C<br />2: K₂CO₃ / acetone / 5 h / 60 &deg;C<br />3: 8.1 g / K₂CO₃ / acetone / 16 h / 60 &deg;C<br />4: 70 percent / Zn powder; aq. HCl / ethanol / 0 - 20 &deg;C<br />5: 98 percent / aq. KOH / ethanol / 5 h / 80 &deg;C<br /> <br /> &nbsp;