1: sodium methylate; methanol 2: barium hydroxide; water View Scheme

<b>With</b>&nbsp; <a href="#" onclick="return RXDsubstances(event, this, '6907951', constants.ctx, '0')">Xtalfluor-E^&reg;</a>&nbsp;<b>in</b>&nbsp; <a href="#" onclick="return RXDsubstances(event, this, '605264', constants.ctx, '0')">1,2-dichloro-ethane</a> <br />0.5&nbsp;h;&nbsp;&nbsp;Inert atmosphereReflux;&nbsp;<br /> <br /> &nbsp;

<b>With</b>&nbsp; <a href="#" onclick="return RXDsubstances(event, this, '103233', constants.ctx, '0')">pyridine</a>;&nbsp;<a href="#" onclick="return RXDsubstances(event, this, '3535002', constants.ctx, '0')">hydrogen fluoride</a> <br />T=20&deg;C;&nbsp;7&nbsp;h;&nbsp;<br /> &nbsp;

<b>With</b>&nbsp; <a href="#" onclick="return RXDsubstances(event, this, '4750151', constants.ctx, '0')">pyridine hydrogenfluoride</a>&nbsp;<b>in</b>&nbsp; <a href="#" onclick="return RXDsubstances(event, this, '635680', constants.ctx, '0')">acetone</a> <br />&nbsp;Ambient temperature;&nbsp;<br /> &nbsp;