1: With n-butyllithium in tetrahydrofuran T=-78°C; 1 h; Inert atmosphere; 2: With boric acid trimethyl ester in tetrahydrofuran T=0 - 20°C; Inert atmosphere; 3: With water in tetrahydrofuran Inert atmosphere;

<b>With</b>&nbsp; <a href="#" onclick="return RXDsubstances(event, this, '11342940', constants.ctx, '0')">sodium hydroxide</a>;&nbsp;<a href="#" onclick="return RXDsubstances(event, this, '3570983', constants.ctx, '0')">tetrabutylammomium bromide</a>&nbsp;<b>in</b>&nbsp; <a href="#" onclick="return RXDsubstances(event, this, '1730800', constants.ctx, '0')">dichloromethane</a> <br />T=20&deg;C;&nbsp;0.5&nbsp;h;&nbsp;<br /> &nbsp;

<b>With</b>&nbsp; <a href="#" onclick="return RXDsubstances(event, this, '4267587', constants.ctx, '0')">potassium carbonate</a>&nbsp;<b>in</b>&nbsp; <a href="#" onclick="return RXDsubstances(event, this, '605365', constants.ctx, '0')">DMFA</a> <br />T=20&deg;C;&nbsp;6&nbsp;h;&nbsp;&nbsp;Inert atmosphere;&nbsp;<br /> &nbsp;