lithium aluminium tetrahydride in tetrahydrofuran 1.) 0 deg C, 2.) room temperature, 12h;

lithium aluminium tetrahydride; pyridinium p-toluenesulfonate 1.) CH2Cl2, reflux, 72 h; 2.) ether, reflux, 6 h; Yield given. Multistep reaction;

pyridine in dichloromethane 24 h; Ambient temperature;