boron tribromide in dichloromethane T=-60 - 20°C;

<b>Multi-step reaction with 2 steps<br /> </b>1: N,N-dimethylaniline / 170 &deg;C<br />2: 1.) Na/liquid NH₃ / 1.) THF, -70 deg C, 30 min, 2.) THF, -70 deg C, 30 min<br /> <br /> &nbsp;

<b>With</b>&nbsp; <a href="#" onclick="return RXDsubstances(event, this, '3587154', constants.ctx, '0')">ammonia</a>;&nbsp;<a href="#" onclick="return RXDsubstances(event, this, '3647881', constants.ctx, '0')">sodium</a> <br />&nbsp;1.) THF, -70 deg C, 30 min, 2.) THF, -70 deg C, 30 min;&nbsp;&nbsp;Multistep reaction;&nbsp;<br /> &nbsp;