1: 57 percent / phosphoryl chloride / dimethylformamide; benzene / 21 h / Ambient temperature 2: 3 percent / 15 M aq. KOH / dimethylformamide; H2O View Scheme

<b>With</b>&nbsp; <a href="#" onclick="return RXDsubstances(event, this, '1209238', constants.ctx, '0')">aluminium trichloride</a>&nbsp;<b>in</b>&nbsp; <a href="#" onclick="return RXDsubstances(event, this, '1730800', constants.ctx, '0')">dichloromethane</a> <br /> <br /> &nbsp;