lithium aluminium tetrahydride; aluminium trichloride in diethyl ether T=-78°C; 2 h;

1: LiAlH4-AlCl3 / diethyl ether / 2 h / -78 °C 2: DMSO, (COCl)2, Et3N / CH2Cl2 / -78 °C View Scheme

<b>With</b>&nbsp; <a href="#" onclick="return RXDsubstances(event, this, '2037554', constants.ctx, '0')">sulfuric acid</a>;&nbsp;<a href="#" onclick="return RXDsubstances(event, this, '969212', constants.ctx, '0')">benzene</a> <br /> <br /> &nbsp;