1: 1.) hexamethyldisilazane, ammonium sulfate, 2.) Me3SiCl, CF3SO3Cl / 1.) acetonitrile, reflux, 2.) acetonitrile, reflux, 3 h 2: 80 percent / NH3 / methanol / 24 h / 4 °C View Scheme

<b>Multi-step reaction with 2 steps<br /> </b>1: NaBH₄ / 10percent Pd/C<br />2: NaNO₂, AcOH<br /> <br /> &nbsp;

<b>With</b>&nbsp; <a href="#" onclick="return RXDsubstances(event, this, '506007', constants.ctx, '0')">acetic acid</a>;&nbsp;<a href="#" onclick="return RXDsubstances(event, this, '906771', constants.ctx, '0')">sodium nitrite</a> <br /> <br /> &nbsp;