1: chlorine 2: sulfur dioxide 3: water View Scheme

1: diethyl ether 2: benzene; diethyl ether / anschliessend mit festem Kohlendioxid View Scheme

diethyl ether

1: chlorine 2: sulfur dioxide View Scheme

1: water 2: Destillation View Scheme

water

Stage #1: <b>With</b>&nbsp; <a href="#" onclick="return RXDsubstances(event, this, '1209227', constants.ctx, '0')">n-butyllithium</a>&nbsp;<b>in</b>&nbsp; <a href="#" onclick="return RXDsubstances(event, this, '102391', constants.ctx, '0')">tetrahydrofuran</a>;&nbsp;<a href="#" onclick="return RXDsubstances(event, this, '1730733', constants.ctx, '0')">hexane</a> <br />T=-78&deg;C;&nbsp;1&nbsp;h;&nbsp;&nbsp;Inert atmosphere;&nbsp;<br />Stage #2: <b>With</b>&nbsp; <a href="#" onclick="return RXDsubstances(event, this, '969177', constants.ctx, '0')">phosphorus trichoride</a>&nbsp;<b>in</b>&nbsp; <a href="#" onclick="return RXDsubstances(event, this, '102391', constants.ctx, '0')">tetrahydrofuran</a>;&nbsp;<a href="#" onclick="return RXDsubstances(event, this, '1730733', constants.ctx, '0')">hexane</a> <br />T=-78 - 20&deg;C;&nbsp;&nbsp;Inert atmosphere;&nbsp;<br /> <br /> &nbsp;

<b>With</b>&nbsp; <a href="#" onclick="return RXDsubstances(event, this, '1209238', constants.ctx, '0')">aluminium trichloride</a>;&nbsp;<a href="#" onclick="return RXDsubstances(event, this, '969177', constants.ctx, '0')">phosphorus trichoride</a> <br /> <br /> &nbsp;