1: 56 percent / NH3 / methanol / 15 h / Ambient temperature 2: 32 percent / iodine monochloride / 5 h / Ambient temperature View Scheme

1: 56 percent / NH3 / methanol / 15 h / Ambient temperature 2: 38 percent / Br2 / H2O View Scheme

<b>Multi-step reaction with 2 steps<br /> </b>1: 74 percent / 24 h / Ambient temperature<br />2: 30 percent / 0.7 N HCl / 1.5 h / Ambient temperature<br /> <br /> &nbsp;

Stage #1: <a href="#" onclick="return RXDsubstances(event, this, '606623', constants.ctx, '0')">[131I]-Uracil</a> <b>With</b>&nbsp; <a href="#" onclick="return RXDsubstances(event, this, '1306669', constants.ctx, '0')">N,O-bis-(trimethylsilyl)-acetamide</a>&nbsp;<b>in</b>&nbsp; <a href="#" onclick="return RXDsubstances(event, this, '741857', constants.ctx, '0')">acetonitrile</a> <br />T=20&deg;C;&nbsp;1&nbsp;h;&nbsp;<br />Stage #2: <a href="#" onclick="return RXDsubstances(event, this, '1212064', constants.ctx, '0')">1-benzoyloxy-2-(chloromethoxy)ethane</a> <b>With</b>&nbsp; <a href="#" onclick="return RXDsubstances(event, this, '1868911', constants.ctx, '0')">trimethylsilyl trifluoromethanesulfonate</a> <br />T=20&deg;C;&nbsp;<br /> &nbsp;

<b>Multi-step reaction with 2 steps<br /> </b>1: HCl / 1,2-dichloro-ethane<br />2: 72 percent / toluene / 1.) RT, 3 d, 2.) from 50 deg C to 60 deg C, 1.25 h<br /> <br /> &nbsp;