hydrogen bromide T=80 - 82°C; 4 h;

1: 90percent HNO3, 98percent H2SO4 / 4 h / 90 °C 2: 78 percent / acetyl chloride / 0.5 h / 55 °C 3: 93 percent / methanol / 3 h / Heating 4: 94 percent / PCl3 / CHCl3 / 1.) 25 deg C, 1 h, 2.) from 80 to 85 deg C, 0.5 h 5: 61 percent / 90percent HNO3, 98percent H2SO4 / 1 h / 80 - 85 °C 6: 98 percent / m-chloroperbenzoic acid / CHCl3 / 36 h / 25 °C 7: 61 percent / 3 h / 120 - 122 °C 8: 52 percent / aq. KOH / 24 h / 25 °C 9: 82 percent / KMnO4, Na2CO3 / H2O / 4 h / 25 °C 10: 96 percent / 48percent aq. HBr / 4 h / 80 - 82 °C View Scheme

1: 93 percent / methanol / 3 h / Heating 2: 94 percent / PCl3 / CHCl3 / 1.) 25 deg C, 1 h, 2.) from 80 to 85 deg C, 0.5 h 3: 61 percent / 90percent HNO3, 98percent H2SO4 / 1 h / 80 - 85 °C 4: 98 percent / m-chloroperbenzoic acid / CHCl3 / 36 h / 25 °C 5: 61 percent / 3 h / 120 - 122 °C 6: 52 percent / aq. KOH / 24 h / 25 °C 7: 82 percent / KMnO4, Na2CO3 / H2O / 4 h / 25 °C 8: 96 percent / 48percent aq. HBr / 4 h / 80 - 82 °C View Scheme

1: 98 percent / m-chloroperbenzoic acid / CHCl3 / 36 h / 25 °C 2: 61 percent / 3 h / 120 - 122 °C 3: 52 percent / aq. KOH / 24 h / 25 °C 4: 82 percent / KMnO4, Na2CO3 / H2O / 4 h / 25 °C 5: 96 percent / 48percent aq. HBr / 4 h / 80 - 82 °C View Scheme

1: 82 percent / KMnO4, Na2CO3 / H2O / 4 h / 25 °C 2: 96 percent / 48percent aq. HBr / 4 h / 80 - 82 °C View Scheme

1: 52 percent / aq. KOH / 24 h / 25 °C 2: 82 percent / KMnO4, Na2CO3 / H2O / 4 h / 25 °C 3: 96 percent / 48percent aq. HBr / 4 h / 80 - 82 °C View Scheme