lithium aluminium tetrahydride in tetrahydrofuran 24 h; Heating;

<b>Multi-step reaction with 2 steps<br /> </b>1: 80 percent / SOCl₂ / dimethylformamide / 3 h / Heating<br />2: 65 percent / NaOH / H₂O / 10 deg C, 1 h, then -&gt; 25 deg C<br /> <br /> &nbsp;

<b>Multi-step reaction with 2 steps<br /> </b>1: sodium azide / N,N-dimethyl-formamide / 8 h / |Inert atmosphere; |Reflux<br />2: trifluorormethanesulfonic acid / dichloromethane / 0.17 h / 20 &deg;C / |Inert atmosphere<br /> <br /> &nbsp;

<b>Multi-step reaction with 4 steps<br /> </b>1.1: iodine / chloroform / 1.5 h / 20 &deg;C / |Inert atmosphere<br />2.1: n-butyllithium / tetrahydrofuran; hexane / -30 &deg;C / |Inert atmosphere<br />2.2: -78 &deg;C / |Inert atmosphere<br />3.1: silver nitrate; N-chloro-succinimide / tetrahydrofuran; acetonitrile; water / 0 &deg;C / |Inert atmosphere<br />4.1: trifluorormethanesulfonic acid / dichloromethane / 0.17 h / 20 &deg;C / |Inert atmosphere<br /> <br /> &nbsp;