1: 86 percent / N,N-diethylaniline, n-Bu4NCl, POCl3 / acetonitrile / 1 h / 90 °C 2: 31 percent / liq. NH3 / ethanol / 6 h / 150 °C View Scheme

<b>With</b>&nbsp; <a href="#" onclick="return RXDsubstances(event, this, '103233', constants.ctx, '0')">pyridine</a> <br />2&nbsp;h;&nbsp;&nbsp;Ambient temperature;&nbsp;<br /> &nbsp;