thionyl chloride in benzene 1.5 h; Heating; Yield given. Yields of byproduct given;

<b>With</b>&nbsp; <a href="#" onclick="return RXDsubstances(event, this, '2349612', constants.ctx, '0')">boron trifluoride diethyl etherate</a>&nbsp;<b>in</b>&nbsp; <a href="#" onclick="return RXDsubstances(event, this, '969212', constants.ctx, '0')">benzene</a> <br />1&nbsp;h;&nbsp;&nbsp;Ambient temperature;&nbsp;<br /> &nbsp;