Raney Ni deactivated with acetone 2 h; Ambient temperature;

2: 70 percent / p-TsOH / CH2Cl2 / 3 h / Ambient temperature 3: 82 percent / Raney Ni deactivated with acetone / 2 h / Ambient temperature View Scheme

1: 70 percent / p-TsOH / CH2Cl2 / 3 h / Ambient temperature 2: 82 percent / Raney Ni deactivated with acetone / 2 h / Ambient temperature View Scheme