1: 93 percent / TFA / 1 h / 20 °C 2: 87 percent / BH3*THF / 18 h / Heating View Scheme

<b>With</b>&nbsp; <a href="#" onclick="return RXDsubstances(event, this, '110354', constants.ctx, '0')">4-(N,N-dimethlyamino)pyridine</a>&nbsp;<b>in</b>&nbsp; <a href="#" onclick="return RXDsubstances(event, this, '741857', constants.ctx, '0')">acetonitrile</a> <br />6&nbsp;h;&nbsp;&nbsp;Heating;&nbsp;<br /> &nbsp;