hydrogenchloride in 1,4-dioxane T=20°C;

<b>Multi-step reaction with 2 steps<br /> </b>1: 91 percent / MgSO₄ / CH₂Cl₂ <br />2: CH₂Cl₂; diethyl ether<br /> <br /> &nbsp;

<b>Multi-step reaction with 2 steps<br /> </b>1: 80 percent / Ti(OEt)4<br />2: NaBH₄ / tetrahydrofuran; H₂O / 3 h / -50 - 20 &deg;C<br /> <br /> &nbsp;