aluminium trichloride in benzene 1.5 h; Heating;

1: 77 percent / CH3COONa / 6 h / 230 - 245 °C 2: 81 percent / H2, TEA / W-2 Raney Ni / tetrahydrofuran / 30 h / 50 °C / 2942.03 Torr 3: 86 percent / PPA / 0.83 h / 145 - 150 °C 4: 97 percent / AlCl3 / benzene / 1.5 h / Heating View Scheme

1: 81 percent / H2, TEA / W-2 Raney Ni / tetrahydrofuran / 30 h / 50 °C / 2942.03 Torr 2: 86 percent / PPA / 0.83 h / 145 - 150 °C 3: 97 percent / AlCl3 / benzene / 1.5 h / Heating View Scheme

1: 77 percent / CH3COONa / 6 h / 230 - 245 °C 2: 81 percent / H2, TEA / W-2 Raney Ni / tetrahydrofuran / 30 h / 50 °C / 2942.03 Torr 3: 86 percent / PPA / 0.83 h / 145 - 150 °C 4: 97 percent / AlCl3 / benzene / 1.5 h / Heating View Scheme

1: 86 percent / PPA / 0.83 h / 145 - 150 °C 2: 97 percent / AlCl3 / benzene / 1.5 h / Heating View Scheme