in tetrahydrofuran 2 h; Ambient temperature;

1: 5.2 g / concentrated hydrochloric / Heating 2: 90 percent / tetrahydrofuran / 2 h / Ambient temperature View Scheme

1: 69 percent / CBr4, Ph3P / CH2Cl2 / 9 h / Ambient temperature 2: 1.) Raney nickel, 2.) H2 / 2.) 5percent Pd/C / 1.) toluene, reflux, 120 min, 2.) EtOH, EtOAc, RT, 1 atm, 8 h View Scheme