hydrogenchloride in ethanol

<b>With</b>&nbsp; <a href="#" onclick="return RXDsubstances(event, this, '2037554', constants.ctx, '0')">sulfuric acid</a>&nbsp;<b>in</b>&nbsp; <a href="#" onclick="return RXDsubstances(event, this, '1696894', constants.ctx, '0')">diethyl ether</a> <br /> <br /> &nbsp;

Stage #1: T=80&deg;C;&nbsp;Eschenmoser coupling;&nbsp;<br />Stage #2: <b>With</b>&nbsp; <a href="#" onclick="return RXDsubstances(event, this, '605283', constants.ctx, '0')">triethylamine</a>;&nbsp;<a href="#" onclick="return RXDsubstances(event, this, '906778', constants.ctx, '0')">tris-(dimethylamino)-phosphine</a>&nbsp;<b>in</b>&nbsp; <a href="#" onclick="return RXDsubstances(event, this, '741857', constants.ctx, '0')">acetonitrile</a> <br />&nbsp;Heating;&nbsp;<br /> &nbsp;

<b>With</b>&nbsp; <a href="#" onclick="return RXDsubstances(event, this, '8128161', constants.ctx, '0')">copper(ll) bromide</a>;&nbsp;<a href="#" onclick="return RXDsubstances(event, this, '8973685', constants.ctx, '0')">zinc</a>;&nbsp;<a href="#" onclick="return RXDsubstances(event, this, '969212', constants.ctx, '0')">benzene</a> <br />&nbsp;Behandeln des Reaktionsgemisches mit wss. Schwefelsaeure;&nbsp;<br /> &nbsp;

<b>Multi-step reaction with 3 steps<br /> </b>1.1: pyridine / 0.5 h / Heating<br />2.1: 30.2 g / P₄S₁₀; pyridine / 2 h / Heating<br />3.1: 80 &deg;C<br />3.2: 72.5 percent / Et₃N; tris(dimethylamino)phosphine / acetonitrile / Heating<br /> <br /> &nbsp;

<b>With</b>&nbsp; <a href="#" onclick="return RXDsubstances(event, this, '3593646', constants.ctx, '0')">sodium ethanolate</a> <br /> <br /> &nbsp;

&nbsp;(i) benzene, (ii) (electrolysis);&nbsp;&nbsp;Multistep reaction;&nbsp;<br /> &nbsp;