chromium(VI) oxide; acetic acid T=110°C;

Stage #1: <a href="#" onclick="return RXDsubstances(event, this, '14565200', constants.ctx, '0')">(2E)-3-(2-amino-4-chlorophenyl)-2-(4-bromophenyl)acrylic acid</a> <b>With</b>&nbsp; <a href="#" onclick="return RXDsubstances(event, this, '11342940', constants.ctx, '0')">sodium hydroxide</a>;&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, '3587155', constants.ctx, '0')">water</a> <br />T=0&deg;C;&nbsp;0.166667&nbsp;h;&nbsp;<br />Stage #2: <b>With</b>&nbsp; <a href="#" onclick="return RXDsubstances(event, this, '906771', constants.ctx, '0')">sodium nitrite</a>&nbsp;<b>in</b>&nbsp; <a href="#" onclick="return RXDsubstances(event, this, '3587155', constants.ctx, '0')">water</a> <br />T=0&deg;C;&nbsp;0.833333&nbsp;h;&nbsp;<br />Stage #3: <a href="#" onclick="return RXDsubstances(event, this, '11756767', constants.ctx, '0')">(C₅H₅)Fe(C₅H₅)</a> <b>With</b>&nbsp; <a href="#" onclick="return RXDsubstances(event, this, '3043314', constants.ctx, '0')">aminosulfonic acid</a> <br />&nbsp;more than 3 stages;&nbsp;<br /> <br /> &nbsp;