sodium hydride in N,N-dimethyl-formamide 3 h;

1: 3 percent / sodium hydride / dimethylformamide / 3 h 2: 82 percent / CH2Cl2 / Ambient temperature 3: 98 percent / sodium hydride / dimethylformamide / Ambient temperature 4: 9 percent / benzoic acid / xylene / Heating View Scheme

sodium hydride in N,N-dimethyl-formamide 3 h;

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

&nbsp;<b>in</b>&nbsp; <a href="#" onclick="return RXDsubstances(event, this, '1730800', constants.ctx, '0')">dichloromethane</a>;&nbsp;<a href="#" onclick="return RXDsubstances(event, this, '635760', constants.ctx, '0')">toluene</a> <br /> <br /> &nbsp;