hydrogen; palladium on activated charcoal

hydrogen bromide

&nbsp;<b>in</b>&nbsp; <a href="#" onclick="return RXDsubstances(event, this, '1696894', constants.ctx, '0')">diethyl ether</a> <br />1&nbsp;h;&nbsp;&nbsp;Heating;&nbsp;<br /> &nbsp;

<b>With</b>&nbsp; <a href="#" onclick="return RXDsubstances(event, this, '4948473', constants.ctx, '0')">magnesium</a> <br /> <br /> &nbsp;