diisobutylaluminium hydride in hexane; dichloromethane T=-70°C; 5 h;

<b>Multi-step reaction with 2 steps<br /> </b>1: 1.) BuLi / 1.) hexane, THF, -70 deg C, 1 h; 2.) THF, r.t., overnight<br />2: 6.24 g / CH₂Cl₂; diethyl ether<br /> <br /> &nbsp;

<b>Multi-step reaction with 2 steps<br /> </b>1: 1.) BuLi / 1.) hexane, THF, -70 deg C, 1 h; 2.) THF, r.t., overnight<br />2: 6.24 g / CH₂Cl₂; diethyl ether<br /> <br /> &nbsp;