1: 65 percent / NH3 (liquid) / tetrahydrofuran / 3 h 2: H2 / Ra-Ni / ethanol / 760 Torr / Ambient temperature 3: 70 percent / 10N NaOH / aq. ethanol / 1 h / Heating View Scheme

1: 65 percent / NH3 (liquid) / tetrahydrofuran / 3 h 2: H2 / Ra-Ni / ethanol / 760 Torr / Ambient temperature View Scheme

With  N-bromosuccinmide in  tetrachloromethane 48 h;  Heating;   

With  ammonia in  tetrahydrofuran 3 h;