1: 65 percent / PCl3 / ethyl acetate / 3 h / Heating 2: 76 percent / H2 / 10percent Pd/C / ethanol / 760 Torr 3: 40 percent / NaNO2, 3 N H2SO4 / H2O / 0 - 5 °C 4: 35 percent / paraffin / 0.08 h / 330 °C View Scheme

phosphorus trichoride in ethyl acetate 3 h; Heating;

<b>With</b>&nbsp; <a href="#" onclick="return RXDsubstances(event, this, '8127929', constants.ctx, '0')">potassium iodide</a>&nbsp;<b>in</b>&nbsp; <a href="#" onclick="return RXDsubstances(event, this, '605365', constants.ctx, '0')">N,N-dimethyl-formamide</a> <br />3&nbsp;h;&nbsp;&nbsp;Heating;&nbsp;<br /> &nbsp;