1: FeCl3, aq. HCl / 3 h / 25 °C 2: 65 percent / conc. H2SO4 / 36 h / Heating View Scheme

1: FeCl3, aq. HCl / 3 h / 25 °C 2: 92 percent / conc. H2SO4 / 8 h / Heating 3: 81 percent / Et3N / tetrahydrofuran / 10 h / Ambient temperature View Scheme

1: FeCl3, aq. HCl / 3 h / 25 °C 2: 78 percent / conc. H2SO4 / 16 h / Heating 3: 82 percent / Et3N / tetrahydrofuran / 10 h / Ambient temperature View Scheme

1: FeCl3, aq. HCl / 3 h / 25 °C 2: 78 percent / Et3N / tetrahydrofuran / 10 h / Ambient temperature View Scheme

1: FeCl3, aq. HCl / 3 h / 25 °C 2: 65 percent / conc. H2SO4 / 36 h / Heating 3: 79 percent / Et3N / tetrahydrofuran / 10 h / Ambient temperature View Scheme

&nbsp;<b>in</b>&nbsp; <a href="#" onclick="return RXDsubstances(event, this, '1900225', constants.ctx, '0')">cyclohexane</a>;&nbsp;<a href="#" onclick="return RXDsubstances(event, this, '3587155', constants.ctx, '0')">water</a> <br />T=25&deg;C;&nbsp;4&nbsp;h;&nbsp;<br /> &nbsp;