Grubb's 2nd generation catalyst in dichloromethane 6 h; Heating;

<b>With</b>&nbsp; <a href="#" onclick="return RXDsubstances(event, this, '3570522', constants.ctx, '0')">tetrabutyl ammonium fluoride</a>&nbsp;<b>in</b>&nbsp; <a href="#" onclick="return RXDsubstances(event, this, '102391', constants.ctx, '0')">tetrahydrofuran</a> <br />T=20&deg;C;&nbsp;3&nbsp;h;&nbsp;<br /> &nbsp;

<b>Multi-step reaction with 2 steps<br /> </b>1.1: Cp₂ZrCl₂; n-BuLi / tetrahydrofuran; hexane / -78 - 20 &deg;C<br />1.2: 90 percent / CuCl / tetrahydrofuran; hexane / Heating<br />2.1: 96 percent / TBAF / tetrahydrofuran / 3 h / 20 &deg;C<br /> <br /> &nbsp;