1: 70 percent / various solvent(s) / 4 h / Heating 2: 98 percent / H2 / PtO2 / acetic acid / 2206.5 Torr 3: 1.) EtONa, 2.) conc. HCl / 1.) ethanol, reflux, 2 h, 2.) ethanol, reflux, 15 h 4: 57 percent / ethanol / 17 h / Heating 5: 81 percent / diphenyl ether / 0.08 h / Heating 6: 59 percent / POCl3 / benzene / 25 h / Ambient temperature 7: 0.1 M NaOH / methanol / 0.25 h / Heating View Scheme

1: 1 h / 200 °C 2: H2 / 5percent Pd/C / ethanol / 1551.4 Torr View Scheme

in various solvent(s) 4 h; Heating;