silica gel; phosphorus(III) iodide in dichloromethane 24 h; Yield given;

<b>With</b>&nbsp; <a href="#" onclick="return RXDsubstances(event, this, '1733780', constants.ctx, '0')">[11C]-acetyl iodide</a>;&nbsp;<a href="#" onclick="return RXDsubstances(event, this, '3902804', constants.ctx, '0')">silica gel</a>&nbsp;<b>in</b>&nbsp; <a href="#" onclick="return RXDsubstances(event, this, '1730800', constants.ctx, '0')">dichloromethane</a> <br />1&nbsp;h;&nbsp;<br /> &nbsp;

Stage #1: <b>With</b>&nbsp; <a href="#" onclick="return RXDsubstances(event, this, '102438', constants.ctx, '0')">piperidine</a>;&nbsp;<a href="#" onclick="return RXDsubstances(event, this, '11405916', constants.ctx, '0')">copper(l) iodide</a>;&nbsp;<a href="#" onclick="return RXDsubstances(event, this, '11604118', constants.ctx, '0')">tetrakis(triphenylphosphine) palladium⁽⁰⁾</a> <br /> <br />Stage #2: <b>With</b>&nbsp; <a href="#" onclick="return RXDsubstances(event, this, '11323889', constants.ctx, '0')">bis-triphenylphosphine-palladium(II) chloride</a>;&nbsp;<a href="#" onclick="return RXDsubstances(event, this, '3587329', constants.ctx, '0')">tri-n-butyl-tin hydride</a>&nbsp;<b>in</b>&nbsp; <a href="#" onclick="return RXDsubstances(event, this, '102391', constants.ctx, '0')">tetrahydrofuran</a> <br /> <br />Stage #3: <b>With</b>&nbsp; <a href="#" onclick="return RXDsubstances(event, this, '3587194', constants.ctx, '0')">iodine</a>&nbsp;<b>in</b>&nbsp; <a href="#" onclick="return RXDsubstances(event, this, '1730800', constants.ctx, '0')">dichloromethane</a> <br /> <br /> &nbsp;