quinoline; hydrogen; Lindlar's catalyst in hexane; benzene 9 h; Ambient temperature;

<b>With</b>&nbsp; <a href="#" onclick="return RXDsubstances(event, this, '4948473', constants.ctx, '0')">magnesium</a>;&nbsp;<a href="#" onclick="return RXDsubstances(event, this, '3587194', constants.ctx, '0')">iodine</a> <br />&nbsp;1) ether, room temp., 2) -10 deg C up to room temp.;&nbsp;&nbsp;Yield given. Multistep reaction;&nbsp;<br /> &nbsp;