1: 95 percent / benzene / 24 h / Heating 2: 70 percent / ethanolic KOH (10percent) / 38 h / Heating View Scheme

&nbsp;<b>in</b>&nbsp; <a href="#" onclick="return RXDsubstances(event, this, '1718733', constants.ctx, '0')">ethanol</a>;&nbsp;<a href="#" onclick="return RXDsubstances(event, this, '1731042', constants.ctx, '0')">chloroform</a> <br />T=-10&deg;C;&nbsp;1&nbsp;h;&nbsp;<br /> &nbsp;

&nbsp;<b>in</b>&nbsp; <a href="#" onclick="return RXDsubstances(event, this, '1730800', constants.ctx, '0')">dichloromethane</a> <br /> <br /> &nbsp;

<b>With</b>&nbsp; <a href="#" onclick="return RXDsubstances(event, this, '1209273', constants.ctx, '0')">thionyl chloride</a> <br />&nbsp;1) cyclohexane, 15 min, heating, 2) CH₂Cl₂, 15 min, heating;&nbsp;&nbsp;Yield given. Multistep reaction;&nbsp;<br /> &nbsp;