1.1: trichloromonobromomethane; 1,8-diazabicyclo[5.4.0]undec-7-ene / dichloromethane / 0 - 20 °C 2.1: lithium aluminium tetrahydride / tetrahydrofuran / 1 h / -78 - -20 °C / Inert atmosphere 2.2: Cooling with ice View Scheme

<b>With</b>&nbsp; <a href="#" onclick="return RXDsubstances(event, this, '102719', constants.ctx, '0')">4-methyl-morpholine</a>;&nbsp;<a href="#" onclick="return RXDsubstances(event, this, '4515', constants.ctx, '0')">benzotriazol-1-ol</a>;&nbsp;<a href="#" onclick="return RXDsubstances(event, this, '5764110', constants.ctx, '0')">1-ethyl-(3-(3-dimethylamino)propyl)-carbodiimide hydrochloride</a>&nbsp;<b>in</b>&nbsp; <a href="#" onclick="return RXDsubstances(event, this, '1730800', constants.ctx, '0')">dichloromethane</a> <br />T=20&deg;C;&nbsp;<br /> <br /> &nbsp;