1: 93 percent / PBr3 / diethyl ether / 3 h / Heating 2: 91 percent / LiAlH4 / diethyl ether / 18 h / Heating 3: 46 percent / HNO3 / CH2Cl2 / 1 h / 25 °C 4: 79 percent / H2 / 10 percent Pd/C / methanol / 25 °C / 800 - 900 Torr View Scheme

<b>With</b>&nbsp; <a href="#" onclick="return RXDsubstances(event, this, '11460447', constants.ctx, '0')">lithium aluminium tetrahydride</a>&nbsp;<b>in</b>&nbsp; <a href="#" onclick="return RXDsubstances(event, this, '1696894', constants.ctx, '0')">diethyl ether</a> <br />4&nbsp;h;&nbsp;&nbsp;Heating;&nbsp;<br /> &nbsp;

<b>Multi-step reaction with 2 steps<br /> </b>1: 84 percent / 336 h / 200 - 210 &deg;C<br />2: 100 percent / LiAlH₄ / diethyl ether / 4 h / Heating<br /> <br /> &nbsp;