sodium hydroxide; ethanol T=100°C; 14 h;

<b>Multi-step reaction with 2 steps<br /> </b>1: CH₂Cl₂; toluene / 46 h / Ambient temperature<br />2: 80 percent / NiCl₂*6H₂O, NaBH₄ / tetrahydrofuran; H₂O / 0.42 h / Ambient temperature<br /> <br /> &nbsp;