hydrogen; 10 palladium on active carbon in methanol 0.333333 h; Ambient temperature;

hydrogen; 10 palladium on active carbon in methanol 24 h; Ambient temperature;

1: 57 percent / POCl3, conc. H2SO4 / benzene / Heating 2: 1.) KI / 1.) ethanol, 2.) ethanol, RT, 2 h 3: 60 percent / LiAlH4 / tetrahydrofuran / -10 °C 4: N-bromosuccinimide (NBS) / CHCl3 / 0.17 h / Ambient temperature 5: 64 percent / H2 / 10percentPd/C / methanol / 24 h / Ambient temperature View Scheme

1: 1.) KI / 1.) ethanol, 2.) ethanol, RT, 2 h 2: 60 percent / LiAlH4 / tetrahydrofuran / -10 °C 3: N-bromosuccinimide (NBS) / CHCl3 / 0.17 h / Ambient temperature 4: 64 percent / H2 / 10percentPd/C / methanol / 24 h / Ambient temperature View Scheme

1: 60 percent / LiAlH4 / tetrahydrofuran / -10 °C 2: N-bromosuccinimide (NBS) / CHCl3 / 0.17 h / Ambient temperature 3: 64 percent / H2 / 10percentPd/C / methanol / 24 h / Ambient temperature View Scheme

1: 1.) KI / 1.) ethanol, 2.) ethanol, RT, 2 h 2: 60 percent / LiAlH4 / tetrahydrofuran / -10 °C 3: N-bromosuccinimide (NBS) / CHCl3 / 0.17 h / Ambient temperature 4: 64 percent / H2 / 10percentPd/C / methanol / 24 h / Ambient temperature View Scheme

N-bromosuccinmide in chloroform; water 3 h; Ambient temperature;