1: tetrahydrofuran / 2 h / 20 °C 2: LiAlH4 / tetrahydrofuran View Scheme

<b>With</b>&nbsp; <a href="#" onclick="return RXDsubstances(event, this, '472690', constants.ctx, '0')">toluene-4-sulfonic acid</a>&nbsp;<b>in</b>&nbsp; <a href="#" onclick="return RXDsubstances(event, this, '1730743', constants.ctx, '0')">dimethyl-ether</a> <br />T=20&deg;C;&nbsp;48&nbsp;h;&nbsp;<br /> &nbsp;

<b>Multi-step reaction with 2 steps<br /> </b>1: 91 percent / Heating<br />2: 83 percent / aq. hydrobromic acid; acetic acid / 2 h / Heating<br /> <br /> &nbsp;

<b>Multi-step reaction with 2 steps<br /> </b>1: 91 percent / Heating<br />2: 83 percent / aq. hydrobromic acid; acetic acid / 2 h / Heating<br /> <br /> &nbsp;