1: 95 percent / K2CO3 / methanol / 56 h / Ambient temperature 2: 1) naphthalene, Na / 1) THF, -78 deg C, 30 min 3: 1) aq.2M HCl, H2, 2) 10percent aq. K2CO3 / 1) 10percent Pd/C / 1) EtOH, 5 atm, r.t, 12h View Scheme